(2x-1)e^2x的导数怎么算出来~
人气:355 ℃ 时间:2020-03-24 17:42:52
解答
((2x-1)e^2x)'=(2x-1)' * e^2x + (2x-1) * (e^2x)'
=2e^2x + (2x-1) * (e^2x * (2x)')
=2e^2x + (2x-1) * (e^2x * 2)
=(2 + 2 * (2x-1)) * e^2x
=4x * e^2x
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