\int{2}^3 frac{dx}{x(x^3 -1)}=.............

`\int_{2}^3` `frac{dx}{x(x^3 -1)}=`.............. `(A) 1/3 log(208/189) (B) 1/3 log(189/208) (C) log(208/189) (D) log(189/208)`

(1/3) log(208/189)

(1/3) log(189/208)

log(208/189)

log(189/208)

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CHETANA PUBLICATION-Definite integration-Exercise

Evaluate: \int{-a}^a sqrt (frac {a-x}{a+x}) dx
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