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The slopes of tangents drawn from a poin...

The slopes of tangents drawn from a point (4, 10) to the parabola `y^(2)=9x`, are

A

`(1)/(4),(3)/(4)`

B

`(1)/(4),(9)/(4)`

C

`(1)/(3),(1)/(4)`

D

`(1)/(2),(1)/(4)`

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The correct Answer is:
B
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