Need help with these two questions plz. please answer both of them

1. (25 points) i. (5pts) Solve by hand only using Linear Algebra principles: f b!such that AM=MA 1 =[2 1. la Find all matrices of the form M = ii (10 pts) Solve the following problem first by hand using the principles of Linear Algebra and then using MATLAB and compare the results from both. For the following matrices A=11 -3 3 021, B=1-2 52|andC--3 10 6 22 11 0 -2 3 a) Find (A- B) + C and 2A + B b) Show that A + 2B-C 0 iii. (10 pts) Solve the following problem first by hand using the principles of Linear Algebra and then using MATLAB and compare the results from both. For the following matrices 2 -3-3 3 -2 0 B=2-2 a) Find AB b) Find BA