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Parabola ....questuin attached

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+2 votes
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asked Aug 29, 2017 in JEE by metheshish (140 points) ● 3 ● 14

Prove that the area of the triangle formed by the tangents from the point (x1,y1) and the chord of contact is (y12-4ax1)3/2+2a

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+2 votes
answered Aug 30, 2017 by Ranjit (3,065 points) ● 10 ● 54
selected Sep 1, 2017 by Abhishek Kumar
 
Best answer

method is long so you need to remember it

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