De kt
Chia sẻ bởi Trần Hữu Tri |
Ngày 18/10/2018 |
97
Chia sẻ tài liệu: de kt thuộc Hình học 9
Nội dung tài liệu:
Họ và tên: ...................................... Điểm
Lớp:................................................
Kiểm tra đại số 45’
Câu 1:( 3đ ) Cho hai hàm số: và
a, Vẽ các đồ thị của hai hàm số này trên cùng một mặt phẳng toạ độ
b, Tìm hoành độ giao điểm của hai đồ thị
Câu 2: ( 4,5đ )Giải phương trình
a. 6 x2 – 5x - 1 = 0 b. 4x2 - 16 = 0
c. 2x2 - 2x - 5 = 0
Câu 4: ( 2,5đ )Tìm m để phương trình x2 – 4x - m = 0 có nghiệm kép.
Bài làm:
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Lớp:................................................
Kiểm tra đại số 45’
Câu 1:( 3đ ) Cho hai hàm số: và
a, Vẽ các đồ thị của hai hàm số này trên cùng một mặt phẳng toạ độ
b, Tìm hoành độ giao điểm của hai đồ thị
Câu 2: ( 4,5đ )Giải phương trình
a. 6 x2 – 5x - 1 = 0 b. 4x2 - 16 = 0
c. 2x2 - 2x - 5 = 0
Câu 4: ( 2,5đ )Tìm m để phương trình x2 – 4x - m = 0 có nghiệm kép.
Bài làm:
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Người chia sẻ: Trần Hữu Tri
Dung lượng: |
Lượt tài: 4
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Nguồn : Chưa rõ
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