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Factorise a^(3) - 3b^(2) + 3a^(2) - ab^(...

Factorise `a^(3) - 3b^(2) + 3a^(2) - ab^(2)`
The following steps are involved in solving the above problem . Arrange them in sequential order .
(A) `(a + 3) (a^(2) - b^(2))`
(B) Rearrange the terms as `a^(3) + 3a^(2) - 3b^(2) - ab^(2)`
(C) `a^(2) (a + 3) - b^(2) ( 3 + a)`
(D) `(a + 3) (a + b) ( a-b)`

A

BCDA

B

BCAD

C

BDCA

D

ABCD

Text Solution

Verified by Experts

The correct Answer is:
B
(B) , (C) , (A) and (D) is the required sequential order.
Hence , the correct option is (b) .
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