Please help me with 6 and 7!

Submit Answer 6. [0/1 Points] DETAILS PREVIOUS ANSWERS POOLELINALG4 3.3.021. MY NOTES ASK YOUR TEACHER Solve the given matrix equation for X. Simplify your answers as much as possible. (In the words of Albert Einstein, "Everything should be made as simple as possible, but not simpler.") Assume that all matrices are invertible. AXB = (BA) 2 O X = BA OX = A-1 (BA) 2 B-1 O X = A-1BAB-1 OX = A-1B-1 O X = 1 X Need Help? Read It Submit Answer 7. [-/1 Points] DETAILS POOLELINALG4 3.3.024. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER In the following problem, let Find an elementary matrix E that satisfies the given equation. EA = B Need Help? Read It Submit Answer 8. [-/1 Points] DETAILS POOLELINALG4 3.3.027.MI