Cho hàm số \(y=f(x)\) có bảng biến thiên như sau.
Câu hỏi: Cho hàm số \(y=f(x)\) có bảng biến thiên như sau.![](data:image/png;base64,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)
A. \(f(-2)\)
B. \(f(2)\)
C. \(f(1)\)
D. \(f(0)\)
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