Question: 3. Let (, ) be any inner product on a real vector space Vand let W be any subspace of V. Prove that for any

3. Let (, ) be any inner product on a real vector space Vand let W be any subspace of V. Prove that for any 7 E V we have the Pythagorean Theorem 1 312 = || projw |2 + | |7- proj 312

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