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The equation of tangent drawn to the curve y2-2x3-4y+8=0 from the point (1,2) is

The equation of tangent drawn to the curve y2-2x3-4y+8=0 from the point (1,2) is

Grade:12

1 Answers

Badiuddin askIITians.ismu Expert
148 Points
14 years ago

Dear Jayati

y2-2x3-4y+8=0

for slope differentiate the corve

 2ydy/dx -6x2 -4dy/dx =0

dydx = 3x2 /(y-2)

 at point (1,2)  slope is infinity ,i.e line is parallel yo y axis

 so equation of tangent is  x= 1

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