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f(x)=1/(x(9x^2-4)^(1/2)) Please show me your steps.

Quote: Originally Posted by HMV f(x)=1/(x(9x^2-4)^(1/2)) Please show me your steps. You have Instead of making a trig sub try using a reciporcal substitution first. Let , so our integral becomes Now this is a much more common case of letting See how that goes. You could also have in the initial step let either or