Tính
A. \(y' = 5{x^4} - 12{x^2} - 2x + \frac{1}{2}\)
B. \(y' = 5{x^4} - 10{x^2} + \frac{1}{2}\)
C. \(y' = 5{x^4} - 2x\)
D. \(y' = 5{x^4} + 12{x^4} - 2x - \frac{1}{2}\)
Ta có:
\(y' = 5{x^4} - 12{x^2} - 2x + \frac{1}{2}\)
Chọn A.
-- Mod Toán 11
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