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