Page 534 - Elementary_Linear_Algebra_with_Applications_Anton__9_edition
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Prove: If  and              are two inner products on a vector space V, then the quantity               is

14. also an inner product.

     Show that the inner product on generated by any orthogonal matrix is the Euclidean inner product.
15.

     Prove part (c) of Theorem 6.2.5.
16.

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