Hình vẽ bên là đồ thị hàm trùng phương. Tìm tất cả...
Câu hỏi: Hình vẽ bên là đồ thị hàm trùng phương. Tìm tất cả các giá trị m để phương trình f(x) = m có 4 nghiệm phân biệt![](data:image/png;base64,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)
A. -3 < m < 1
B. m = 1
C. m > -3
D. m < 1
Câu hỏi trên thuộc đề trắc nghiệm
Đề khảo sát chất lượng môn Toán 12 Trường THPT Đoàn Thượng - Hải Dương năm học 2017 - 2018