ln2x的导数怎么求

2026-02-14 13:21:33

1、复合函数求导法则

(ln2x)’

=1/2*(2x)‘

=1/2x*2

=1/x

2、化简求导

ln2x=ln2+lnx

则(ln2x)’

=(ln2)‘+(lnx)’

=0+1/x

=1/x

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