BÀI KIỂM TRA 45 PHÚT HKII MÔN TOÁN (ĐẠI SỐ) LỚP 10 ĐỀ 6

Bài 1: Tìm điều kiện của các phương trình sau: 2x + 3 a) = 5−x x+7 x b) 6−x = 6−x Bài 2: Giải các phương trình sau: a) x4 − 5x2 – 6 = 0 b) x – 6= 5x+6 Bài 3: Lập bảng biến thiên và vẽ đồ thị của hàm số y = x2 + 4x − 5. I-Trắc nghiệm: Câu 1 2 Đáp án Bài làm: 3 4 5 6 7 8 9 10 11 12 II-Tự luận: ...................................................................................................................................................................................... ...................................................................................................................................................................................... ...................................................................................................................................................................................... ...................................................................................................................................................................................... ...................................................................................................................................................................................... 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