Hey guys got a little stuck trying to anti differentiate this one

y=2sin((2pi/20)*x)

Thanks for any help :)

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- Nov 13th 2010, 09:42 PMZoognoogleHelp me integrate high school level
Hey guys got a little stuck trying to anti differentiate this one

y=2sin((2pi/20)*x)

Thanks for any help :) - Nov 13th 2010, 09:47 PMEducated
Where did you get stuck? Can you show us some of your working?

For starters, use integration by u-substitution.

Let $\displaystyle u = \dfrac{\pi x}{10}$ and carry on from there. - Nov 13th 2010, 09:54 PMHardwork
Or use $\displaystyle \int \sin(ax)\; dx = -\frac{1}{a}\cos(ax)+c$.

- Nov 14th 2010, 12:21 AMZoognoogle
Well.. Any chance of a step by step process please? That would be REALLY helpful. Thanks heaps

- Nov 14th 2010, 12:47 AMmr fantastic