Bảng xét dấu sau là của biểu thức nào?
Câu hỏi: Bảng xét dấu sau là của biểu thức nào?![](data:image/png;base64,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)
A. \(f\left( x \right) = \left( {x - 2} \right)\left( {{x^2} + 4x + 3} \right)\)
B. \(f\left( x \right) = \left( {x - 1} \right)\left( { - {x^2} + 5x - 6} \right)\)
C. \(f\left( x \right) = \left( {x - 1} \right)\left( {3 - x} \right)\left( {2 - x} \right)\)
D. \(f\left( x \right) = \left( {3 - x} \right)\left( {{x^2} - 3x + 2} \right)\)
Câu hỏi trên thuộc đề trắc nghiệm
Đề thi HK2 môn Toán 10 Trường THPT Nguyễn Hữu Tiến năm 2018