differentiation

Question: If $y = \frac{{{{(1 - x)}^2}}}{{{x^2}}}$, then $\frac{{dy}}{{dx}}$is

1) $\frac{2}{{{x^2}}} + \frac{2}{{{x^3}}}$

2) $ - \frac{2}{{{x^2}}} + \frac{2}{{{x^3}}}$

3) $ - \frac{2}{{{x^2}}} - \frac{2}{{{x^3}}}$

4) $ - \frac{2}{{{x^3}}} + \frac{2}{{{x^2}}}$

Solution:

Explanation: Explanation

standard-differentiation

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