b. Let B = {T1, đ2, đ3}, C = {71, 72, T3}, be two orthogonal bases for R³. Show that the change-of-coordinates matrix PB»c is orthogonal.

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A: The solution is given as

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A: The solution of the problem is given in the next step.

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Q: 1 -1] 5 -4 2 1 -3 1 -2 -1 3 2 16

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Q: stable

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A: Answer