Cho hàm số \(y=f(x)\) có đồ thị như hình bên. Giá...
Câu hỏi: Cho hàm số \(y=f(x)\) có đồ thị như hình bên. Giá trị cực tiểu của hàm số đã cho 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)
A. 2
B. - 2
C. 1
D. - 1
Câu hỏi trên thuộc đề trắc nghiệm
Đề thi thử THPT QG năm 2019 môn Toán Trường THPT Chuyên Nguyễn Quang Diệu