My question is how do I go from 2,-2 to pi/4, -pi/4? Or, how do I get pi/4? Thanks.
Last edited by kid funky fried; April 18th 2008 at 08:06 PM.
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Originally Posted by kid funky fried let me try this again. 2 pi/4 S dx/4+x^2 = S 2sec^2 u/4sec^2 u du -2 -pi/4 How do I het pi/4, -pi/4 from 2, -2 ??? Thanks. when you switch with substitution for definite integrals..you must evaluate your substitution with the limits of integration
this does not help me. could you elaborate?
Originally Posted by kid funky fried My question is how do I go from 2,-2 to pi/4, -pi/4? Or, how do I get pi/4? Thanks. You've made the substitution . . .
Thanks, I appreciate your help.
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