Cho hàm số y=f(x) có đồ thị như hình vẽ. Xác định...
Câu hỏi: Cho hàm số y=f(x) có đồ thị như hình vẽ. Xác định tất cả các giá trị thực của tham số m để phương trình \(\left| {f\left( x \right)} \right| = m\) có đúng hai nghiệm thực phân biệt.![](data:image/png;base64,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)
A. m>-3
B.
-4 C.
m>4 D.
m>4, m=0
Câu hỏi trên thuộc đề trắc nghiệm
Đề thi thử THPT QG môn Toán 2018 - THPT Chuyên Hùng Vương Bình Dương