Kind of lost, I tried letting u=x+1, then follow through, but my answer does not match up with the right answer the square root goes over the entire quantity thanks
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make the u substitution . Then , and . When you make this subtitution, factor the numerator and the denominator (they're both polynomials) and cancel common factors. The result is easily integrable. --Kevin C.
Your sub will work fine. Let Make the subs and you get: Now integrate that. Easier, huh?.
Originally Posted by doctorgk Kind of lost, I tried letting u=x+1, then follow through, but my answer does not match up with the right answer the square root goes over the entire quantity thanks You can also make the substitution , you would end up integrating
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