Cho hàm số y=f(x) có đạo hàm liên tục trên R, hàm...
Câu hỏi: Cho hàm số y=f(x) có đạo hàm liên tục trên R, hàm số \(y = f'\left( {x - 2} \right)\) có đồ thị hàm số như hình bên. Số điểm cực trị của hàm số y=f(x) là :![](data:image/png;base64,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)
A. 0
B. 2
C. 1
D. 3
Câu hỏi trên thuộc đề trắc nghiệm
Đề thi thử THPTQG năm 2018 môn Toán Chuyên ĐH Sư Phạm Hà Nội