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( d)/(dx) [ x^(3) ( cos ^(-1) x + sin ^(...

`( d)/(dx) [ x^(3) ( cos ^(-1) x + sin ^(-1) x) ] = . . . . . , | x| lt 1 `

A

0

B

`(pi)/(2)*x^(3)`

C

`3x^(2)*(pi)/(2)`

D

`3x^(2)`

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