Gaokao Math Practice Question
4. (5 分) 曲线 $y=x^{3}-2 x+1$ 在点 $(1,0)$ 处的切线方程为（ $)$
- A.$y=x-1$
- B.$y=-x+1$
- C.$y=2 x-2$
- D.$y=-2 x+2$
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