Posted by **Allessandra** on Saturday, December 17, 2011 at 12:23am.

Differentiate 1/tanx

I got -sec^2 / tan^2x, which is correct, but the answers said I could also simplify this to -cosec^2. How would you do that?

Thanks =)

Thursday

March 23, 2017
Posted by **Allessandra** on Saturday, December 17, 2011 at 12:23am.

Differentiate 1/tanx

I got -sec^2 / tan^2x, which is correct, but the answers said I could also simplify this to -cosec^2. How would you do that?

Thanks =)

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