JEE Advanced 2020 Concept Recapitulation Test 3 Paper 2

Question : 45 of 54

Marks: +1, -0

A tangent is drawn to the curve y=f(x) at P(x,y), cuts the x -axis at A. Now a perpendicular drawn from P(x,y) to x -axis meets the x -axis at B. If B is mid-point of OA (O being origin) and f(1)=1, then