问题标题:
y=sin(3x^2+1)求导
问题描述:
y=sin(3x^2+1)求导
潘茂宣回答:
y'=cos(3x^2+1)×(3x^2+1)'
=cos(3x^2+1)×6x
=6xcos(3x^2+1)
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y=sin(3x^2+1)求导