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Angle between tangents drawn from the po...

Angle between tangents drawn from the point (1, 4) to the parabola `y^2 = 4ax` is :

A

`pi/6`

B

`pi/4`

C

`pi/3`

D

`pi/2`.

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MODERN PUBLICATION-CONIC SECTIONS-EXERCISE
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  2. Which one of the following is independent of alpha in the hyperbola (0...

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