Question

Factorise a

3

! 3a

2

b + 3ab2

! b

3
​

Answer 1

Answer:

a

3

−3a

2

b+3ab

2

−b

3

(a−b)

3

=a

3

−b

3

−3ab(a−b)

⇒a

3

−b

3

−3a

2

b+3ab

2

Compairing both polynomials we get,

∴a

3

−3a

2

b+3ab

2

−b

3

=(a−b)

3

Answer 2

Answer:

heres the answer...

hope it will help...