Hi there. Well, the problem statement says: Calculate the arc length of the cardioid .

So I used the formula for the arc length in the polar form:

Then I get

I can't solve this integral, I don't know how to. Any help?

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- August 4th 2010, 04:22 PMUlyssesHow do I solve this integral?
Hi there. Well, the problem statement says: Calculate the arc length of the cardioid .

So I used the formula for the arc length in the polar form:

Then I get

I can't solve this integral, I don't know how to. Any help? - August 4th 2010, 05:48 PMskeeter
- August 4th 2010, 06:57 PMUlysses
Thanks skeeter.