Cho hàm số \(f(x)\) liên tục trên R và có đồ thị n...
Câu hỏi: Cho hàm số \(f(x)\) liên tục trên R và có đồ thị như hình vẽ. Có bao nhiêu giá trị nguyên của tham số m để phương trình \(f\left( {\left| {\frac{{3\sin x - \cos x - 1}}{{2{\mathop{\rm cosx}\nolimits} - sinx + 4}}} \right|} \right) = f\left( {{m^2} + 4m + 4} \right)\) có nghiệm?![](data:image/png;base64,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)
A. 4
B. 5
C. Vô số
D. 3
Câu hỏi trên thuộc đề trắc nghiệm
Đề thi thử THPT QG năm 2019 môn Toán Sở GD & ĐT Bắc Ninh lần 2