Đường cong trong hình bên là đồ thị của hàm số nào...
Câu hỏi: Đường cong trong hình bên là đồ thị của hàm số nào dưới đây?![](data:image/png;base64,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)
A. \(y = - {x^4} - 2{x^2} - 1\)
B. \(y = 2{x^4} + 4{x^2} - 1\)
C. \(y = {x^4} - 2{x^2} - 1\)
D. \(y = - {x^4} + 2{x^2} - 1\)
Câu hỏi trên thuộc đề trắc nghiệm
Đề thi thử THPT QG năm 2019 môn Toán Trường THPT Chuyên Thái Nguyên lần 2