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Introduction to Linear Algebra

Exercise 4.4.6

Answers

$Q_{1} Q_{2}$ is orthogonal because ${(Q_{1} Q_{2})}^{T} Q_{1} Q_{2} = Q_{2}^{T} Q_{1}^{T} Q_{1} Q_{2} = Q_{2}^{T} Q_{2} = I$ .

mathchakra

2023-09-14 08:24

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