Let r = x 2 1 + + x 2 n and let g(r)
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Let r = √x21 + · · · + x2n and let g(r) be a function of r. Prove the formulas
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dg ; Xi -gr, r 02g ? || x? r28rr + p - x p.3 -gr
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By the Chain Rule we have xi We compute d xi We use the Chain Rule to computegr ...View the full answer
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