Đề khảo sát chất lượng

Chia sẻ bởi nguyễn quang huệ | Ngày 13/10/2018 | 57

Chia sẻ tài liệu: Đề khảo sát chất lượng thuộc Đại số 9

Nội dung tài liệu:

PHÒNG GD&ĐT TÂN SƠN
TRƯỜNG THCS LONG CỐC

ĐỀ KIỂM TRA KSCL HỌC SINH THCS
MÔN: TOÁN 9
Năm học 2017 - 2018
(Thời gian làm bài 90 phút)

Họ và tên: ...............................
Lớp: ........................................
Điểm Lời phê thầy cô





I. PHẦN TRẮC NGHIỆM KHÁCH QUAN (4.0 điểm)
Chọn phương án trả lời đúng trong các câu sau:
Câu 1. Cho hàm số y = -  kết luận nào sau đây đúng:
A. Hàm số luôn nghịch biến
B. Hàm số luôn đồng biến

C. Giá trị của hàm số luôn âm
D. Giá trị của hàm số luôn dương

Câu 2. Điểm A(-2;-1) thuộc đồ thị hàm số nào sau đây?
A. 
B. 
C. 
D. 

Câu 3. Trong các phương trình sau, phương trình nào là phương trình bậc nhất hai ẩn:
A. 
B. 
C. 
D. 

Câu 4. Phương trình x2 - x - 2 = 0 có nghiệm là:
A. x = 1; x = 2
B. x = -1; x = 2
C. x = 1; x = -2
D. Vô nghiệm

Câu 5. Phương trình x2 – 6x + 9 = 0 có bằng:
A. 
B. 
C. 
D. 

Câu 6. Cặp số nào sau đây là nghiệm của hệ phương trình 
A. (2;1)
B. (-2;-1)
C. (3;1)
D. (2;-1)

Câu 7. Trong một đường tròn, góc ở tâm chắn cung 1200 có số đo là :
A. 600
B. 900
C. 300
D. 1200

Câu 8. Tứ giác ABCD nội tiếp đường tròn có . Vậy số đo là :
A. 600
B.1200
C.900
D. 1800



A. 
B.
C.
D.

 Câu 9. Cho tứ giác ABCD nội tiếp đường tròn tâm O. Khẳng định nào sau đây là đúng:



Câu 10. Cho hình vẽ. Tính số đo góc AMB.
A. 
B.
C.
D. 

II. PHẦN TỰ LUẬN (6.0 điểm)
Câu 1 (1.0 điểm): Vẽ đồ thị hàm số: y = 2x2
Câu 2 (2.0 điểm): Giải các phương trình sau:
a) x2 – 3x + 2 = 0 b) 4x + 2 = 0
Câu 3 (2.0 điểm): Cho AB và CD là hai đường kính vuong góc của đường tròn (O). Trên cung nhỏ BD lấy một điểm M. Tiếp tuyến tại M cắt AB ở E, đoạn thẳng CM cắt AB ở S. Chứng minh rằng ES = EM.
Câu 4 (1.0 điểm): Tìm x và y biết: a) x + y = 11 và x.y = 30
b) x2 + y2 = 25 và x.y = 12

BÀI LÀM
........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
...............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
...............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
* Một số tài liệu cũ có thể bị lỗi font khi hiển thị do dùng bộ mã không phải Unikey ...

Người chia sẻ: nguyễn quang huệ
Dung lượng: 223,50KB| Lượt tài: 6
Loại file: doc
Nguồn : Chưa rõ
(Tài liệu chưa được thẩm định)