Cho hàm số \(y=f(x)\) xác định, liên tục trên R và...
Câu hỏi: Cho hàm số \(y=f(x)\) xác định, liên tục trên R và có đồ thị như hình vẽ.![](data:image/png;base64,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)
A. - 4
B. 2
C. - 6
D. - 2
Câu hỏi trên thuộc đề trắc nghiệm
40 câu trắc nghiệm Các dạng toán về hàm ẩn liên quan đến GTLN, GTNN của hàm số