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y=[sin(2x+3)]^2的导数
人气：259 ℃　时间：2020-03-19 15:46:26
解答
y=2sin(2x+3)*[sin(2x+3]'
=2sin(2x+3)*cos(2x+3)*(2x+3)'
=2sin(2x+3)*cos(2x+3)*2
=2sin(4x+6)
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