6) Let 7 be a linear transformation from R into R defined as: T(x, y) = (xsine+ ycos0,-xcos0 + ysine). a) Is T "1-1"? Provide the argument for your answer. b) Is T "onto"? Provide the argument for your answer. c) Determine if T is invertible. If not provide the reason, and if it is, find the inverse