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OpenStudy (anonymous):
find the derivative of f(x)= x/sqrt(x^2 - 4)
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OpenStudy (anonymous):
\[(12 x)/(-4+x^2)^(5/2) \]
OpenStudy (anonymous):
∫ xdx/ √( x² -4) Let u = √( x² -4) , u² = x² -4 => 2 udu = 2xdx = ∫ udu / u = ∫ du = u +C = √( x² -4) + c
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