Let V be an inner product space, and suppose that X and y are orthogonal vectors in V
Chapter 6, Problem 10(choose chapter or problem)
Let V be an inner product space, and suppose that X and y are orthogonal vectors in V. Prove that \\x 4- y\\2 = ||a:||2 4- \\y\\2 Deduce the Pythagorean theorem in R2 .
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