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Find the equation of the normal line to ...

Find the equation of the normal line to the curve :
(i) `y=2x^(2)+3 sin x " at " x =0`
(ii) `y(x-2)(x-3)-x+7=0` at the point, where it meets x - axis.

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Verified by Experts

The correct Answer is:
(i) `x+3y=0`
(ii) `20x+y-140=0.`
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