Kiểm tra đại số 9 chương I
Chia sẻ bởi Nguyễn Mạnh Toàn |
Ngày 13/10/2018 |
27
Chia sẻ tài liệu: kiểm tra đại số 9 chương I thuộc Đại số 9
Nội dung tài liệu:
Trường T H C S Trường Yên
Lớp 9…..
Họ và tên:………………………
Kiểm tra chương I
Môn : Đại Số (thời gian 45p)
Điểm
Lời phê của thày giáo
Bài 1. (1,5đ). Tìm x để mỗi căn thức sau có nghĩa.
a. b. c
Bài 2(3đ).Tính
a) b)
c d
Bài 3(1,5đ).tìm x,biết.
a) b5
Bài 4(3đ).Cho biểu thức
a)Với giá trị nào của a thì P xác định,rút gọn P
b)Tính giá trị của P khi a = 4.
c)Với giá trị nào của a thì P < 0.
Bài 5 (1đ).Tìm giá trị lớn nhất của biểu thức : -x +
Bài giải
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……………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………….
Lớp 9…..
Họ và tên:………………………
Kiểm tra chương I
Môn : Đại Số (thời gian 45p)
Điểm
Lời phê của thày giáo
Bài 1. (1,5đ). Tìm x để mỗi căn thức sau có nghĩa.
a. b. c
Bài 2(3đ).Tính
a) b)
c d
Bài 3(1,5đ).tìm x,biết.
a) b5
Bài 4(3đ).Cho biểu thức
a)Với giá trị nào của a thì P xác định,rút gọn P
b)Tính giá trị của P khi a = 4.
c)Với giá trị nào của a thì P < 0.
Bài 5 (1đ).Tìm giá trị lớn nhất của biểu thức : -x +
Bài giải
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