求导 根号(X+根号(X+根号X))
人气：484 ℃ 时间：2020-04-12 15:13:11
解答
{根号(X+根号(X+根号X))}'= {[X + [X + X^(1/2)]^(1/2)]^(1/2)}'= (1/2)[X + [X + X^(1/2)]^(1/2)]^(-1/2){X + [X + X^(1/2)]^(1/2)}'= (1/2)[X + [X + X^(1/2)]^(1/2)]^(-1/2){1 + (1/2)[X + X^(1/2)]^(-1/2)[X + X...
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