Gaokao Math Practice Question
函数 $f(x)=x^{4}-2 x^{3}$ 的图像在点 $(1, f(1))$ 处的切线方程为 ($\qquad$)
- A.$y=-2 x-1$
- B.$y=-2 x+1$
- C.$y=2 x-3$
- D.$y=2 x+1$
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