SOLUTION: Let matrix A= 8 -2 4 7 Let matrix B=2A. Find b22

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Question 765750: Let matrix A= 8 -2 4 7
Let matrix B=2A. Find b22
Answer by tommyt3rd(5050) About Me  (Show Source):
You can put this solution on YOUR website!
What needs to be done is not clear to me from the given information please repost with a clear and complete question :)