Find the slope of the tangent or normal to given curves at the indicated points as instructed: The line y = x+1 is a tangent to the curve \( { y}^{2 } \) = 4x at which of the following points ?

(1,2) (2,1) (1,-2) (-1,2)

(1,2)

Find dy/dx. dy/dx=2y=4 y=2 2=x+1 x=1