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Find the equations of the tangent and no...

Find the equations of the tangent and normal to the parabola `y^(2) `= 4ax at the point `(at^(2)` , 2at).

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The correct Answer is:
`ty = x + at^(2) , y = – tx + 2at + at^(3)`
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NCERT BANGLISH-APPLICATION OF DERIVATIVES-EXERCISE 6.3
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