Question: Prove the formula for (cos '(x)) by by implicit differentiation. dx Let y = cos 1(x). Then cos()) =| COS 1 (x ) and X

Prove the formula for (cos '(x)) by by implicit differentiation. dx

Prove the formula for (cos '(x)) by by implicit differentiation. dx Let y = cos 1(x). Then cos()) =| COS 1 (x ) and X OEVER = - sin(v). D = 1 = dx dy - = - dx sin()) 1 - cos2 V 1 - X

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