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The density of a non-uniform of length 1...

The density of a non-uniform of length 1 m is given by `rho(x) = a(1 + bx^(2))` where a and b are constants and 0 `le x le 1`. The centre of mass of the rod will be at

A

`(3)/(4)[(2+q)/(3+q)]`

B

`(4)/(3)[(2+q)/(3+q)]`

C

`(3)/(4)[(3+q)/(2+q)]`

D

`(4)/(3)[(3+q)/(2+q)]`

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