t =(-1,2) denotes the translation and f the rotation through 90° about origin. of the image of a point A(x,y) is A'(8,9) . find value of x and ,y under combined transformation TOF
t =(-1,2) denotes the translation and f the rotation through 90° about origin. of the image of a point A(x,y) is A'(8,9) . find value of x and ,y under combined transformation TOF