1.

If 1, -2, 3 are the roots of ax^(3) + bx^(2) + cx + d = 0 then the roots of ax^(3) + 3bx^(2) + 9cx + 27d = 0are

Answer»

`2,4,6`
`3,4,5`
`1/2 ,1,3/2`
`-1,0,1`

ANSWER :A


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