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If `alpha, beta, gamma,` are the roots of the equation `x^(3)+3x-1=0,` then equation whose roots are `alpha^(2),beta^(2),gamma^(2)` is

A

`x^(3)+6x^(2)+9x+1=0`

B

`x^(3)+6x^(2)+9x-1=0`

C

`x^(3)+6x^(2)-9x+1=0`

D

`x^(3)+3x^(2)-1=0`

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