Find 3A-B when A= 2 -1 3 0 B= 4 -2 5 1 my answer is 2 -1 4 1 is this right, thanks for checking and helping me also.
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Originally Posted by kwtolley Find 3A-B when A= 2 -1 3 0 B= 4 -2 5 1 my answer is 2 -1 4 1 is this right, thanks for checking and helping me also. Then: RonL
Thats what I had, but I liked the way you broke it down. thanks so much.
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