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orthovector
Feb26-09, 10:32 PM
does anybody know how to take this integral???

\int \frac{dx}_{({x^2 + a^2})^{3/2}}

csprof2000
Feb26-09, 11:42 PM
Not too bad.

Just use a trig substitution. let x = a tan Q, and then it works out nicely.

orthovector
Feb27-09, 12:33 AM
well, look at that...!

thanks!