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If A = [-123], B = [31-2], find B'A' - Mathematics and Statistics

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Question

If A = `[(-1),(2),(3)]`, B = `[(3, 1, -2)]`, find B'A'

Sum
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Solution

B'A' = `[(3, 1, -2)]^' [(-1),(2),(3)]^'`

= `[(3),(1),(-2)] [(-1, 2, 3)]`

= `[(-3, 6, 9),(-1, 2, 3),(2, -4, -6)]`

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Chapter 1.2: Matrics - Short Answers I
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