find the exact arc length of the parametric curve: x=t^2cost, y=t^2sint, 0<=t<=2 how do i go about solving the above question?
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for (so in your case So, find and , then plug them into that equation, simplify the integrand as much as possible, and then integrate it with the limits.
See attachment
Originally Posted by Jonny-123 find the exact arc length of the parametric curve: x=t^2cost, y=t^2sint, 0<=t<=2 how do i go about solving the above question? Also see this picture This is easier to calculate the integral , using this substitution .
Last edited by DeMath; Aug 6th 2009 at 11:29 AM.
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