conic-section

Question: The equation of normal to the parabola at the point $\left( \frac{a}{{{m}^{2}}},\ \frac{2a}{m} \right)$ ,is

1) $y={{m}^{2}}x-2mx-a{{m}^{3}}$

2) ${{m}^{3}}y={{m}^{2}}x-2a{{m}^{2}}-a$

3) ${{m}^{3}}y=2a{{m}^{2}}-{{m}^{2}}x+a$

4) None of these

Solution:

Explanation: No Explanation

Parabola

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