can someone explain where the 3x comes from in the below example(adsbygoogle = window.adsbygoogle || []).push({});

y = e^(sec 3x)

dy/dx = e^(sec 3x) * d/dx(sec 3x)

= e^(sec 3x) * sec 3x tan 3x d/dx(3x)

^

where does this come from??

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# Homework Help: Can someone explain where

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