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Mathematics 15 Online
OpenStudy (anonymous):

If f(x) =tan(2x) then f'(pi/6) =

OpenStudy (anonymous):

The derivative of tan(2x) can be found using the chain rule. You get 2sec^2(2x) and just plug in to solve

OpenStudy (anonymous):

4?

OpenStudy (anonymous):

8

OpenStudy (anonymous):

I plugged in wrong?

OpenStudy (anonymous):

I think you forgot the 2 in the 2x

OpenStudy (anonymous):

Yes, I did. Thanks!

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