int (1)/((2x+1) sqrt(x^(2)-x-2))dx=...

`int (1)/((2x+1) sqrt(x^(2)-x-2))dx=`

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The correct Answer is:

`- (1)/(sqrt(5)) sin^(-1) ((4x + 7)/(6x+ 3)) + c `

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AAKASH SERIES-INDEFINITE INTEGRALS -PRACTICE EXERCISE

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