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Mathematics, 15.08.2021 15:20 joeduf

If A=(-1, 9, 2)(10, -10, 2)(-5, 6, -5) and B= (7, -1, -1)(6, -4, -3)( -10, 10, -7) find 2A-4B

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If A=(-1, 9, 2)(10, -10, 2)(-5, 6, -5) and B= (7, -1, -1)(6, -4, -3)( -10, 10, -7) find 2A-4B...

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