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The value of underset( x rarr 0^(+))( li...

The value of `underset( x rarr 0^(+))( lim) (cos^(-1) ( x- [x]^(2) ). sin^(-1) (x- [ x] ^(2)))/(x- x^(3))` , where [x] denotes the greatest integer `le x ` is `:`

A

` ( pi )/( 2)`

B

`( pi )/( 4)`

C

0

D

`pi`

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