Question
Asked Mar 10, 2020
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Suppose A = PRP–1, where P is orthogonal and R is upper triangular. Show that if A is symmetric, then R is symmetric and hence is actually a diagonal matrix.

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Expert Answer

Step 1

According to the given information suppose,

Advanced Math homework question answer, step 1, image 1

It is required to show that if A is symmetric then R is symmetric and hence is actually a diagonal matrix.

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