Show all your work on the following problems to receive full credit. Problem 1 [15 pts] 0 If A = 2 -2 -1 and B=3A, C=B+2A-51. Find matrix D such that D=2A+B-C. 3 0 0Problem 4 [l5 pts] To transpose the product of two matrices, we use the following property: (AB)T = BTAT. 3 2 Illustrate the validity of this property using the matrices A = [1 2] and B = [2 I].