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If x = 2a- 1, y = (2a - 2) and z =3 - 4a...

If `x = 2a- 1, y = (2a - 2) and z =3 - 4a,` then the value of `x ^(3) + y ^(3) + z ^(3) ` will be :

A

`6 (3 - 13a + 18 a ^(2) - 8a ^(3))`

B

`6 ( 3 + 13 a - 18 a ^(2) + 8a ^(3))`

C

`6 (3 + 13 a + 18a ^(2) - 8a ^(3))`

D

`6 ( 3 - 13 a - 18a ^(2) - 8a ^(3))`

Text Solution

Verified by Experts

The correct Answer is:
A
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