Find the equation whose roots are 3 ti...

Find the equation whose roots are
3 times the roots of `x^3 +2x^2 -4x +1=0`

A

`x^3 +6x^2 -36x +27=0`

B

`x^3 +6x^2 +36x +27=0`

C

`x^3 -6x^2 -36x +27=0`

D

`x^3 +6x^2 -36x -27=0`

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The correct Answer is:

A

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