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Mathematics, 15.08.2021 15:20 teresajohnson1523

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

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

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