A linear transformation T is given by the rotation by n/3 anti-clockwise, followed by projection onto the x axis. (a) Find the matrix A of the linear transformation T. [4

marks] (b) Using your answer to part a), find the images of the points O(0,0) and P(1, (3)^1/2) under T. Write your answer in the form (x', y'). [2 marks]