If one end of a focal chord AB of the parabola y^2=8x is at A ( 1 2 ,-2 ), then the equation of the tangent...

Question

If one end of a focal chord AB of the parabola y^2=8x is at A ( 1 2 ,-2 ), then the equation of the tangent to it at B is -

Accepted Answer

(C)

JEE Main 2020 Mathematics question