Cho hàm số bậc bốn \(y=f(x)\) có đồ thị như hình v...
Câu hỏi: Cho hàm số bậc bốn \(y=f(x)\) có đồ thị như hình vẽ. Số giá trị nguyên của tham số m để phương trình \(f\left( {\left| {x + m} \right|} \right) = m\) có 4 nghiệm phân biệt là:![](data:image/png;base64,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)
A. 2
B. Vô số
C. 1
D. 0
Câu hỏi trên thuộc đề trắc nghiệm
Đề thi thử THPT QG năm 2019 môn Toán Sở GD & ĐT Hà Nội