Bảng biến thiên sau đây là của hàm số nào trong bô...
Câu hỏi: Bảng biến thiên sau đây là của hàm số nào trong bốn hàm số được cho ở bốn phương án A, B, C, D ?![](data:image/png;base64,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)
A. \(y = - {x^4} - 3{x^2} + 2\)
B. \(y = - {x^4} + 2{x^2} + 2\)
C. \(y = {x^4} - 2{x^2} + 2\)
D. \(y = {x^4} + {x^2} + 2\)
Câu hỏi trên thuộc đề trắc nghiệm
Đề kiểm tra 1 tiết Chương 1 Giải tích 12 năm 2018 Trường THPT Thị xã Quảng Trị