Hãy xác định a, b, c để hàm số \(y = a{x^4} + b{x^...
Câu hỏi: Hãy xác định a, b, c để hàm số \(y = a{x^4} + b{x^2} + c\) có đồ thị như hình 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)
A \(a = \frac{1}{4},\,\,b = - 2,\,\,c = 2\)
B \(a = 4,\,\,b = - 2,\,\,c = 2\)
C \(a = 4,\,\,b = 2,\,\,c = 2\)
D \(a = \frac{1}{4},\,\,b = - 2,\,\,c > 0\)
Câu hỏi trên thuộc đề trắc nghiệm
Đề thi thử THPT QG môn Toán năm 2019 - Thầy Chí - Đề số 15