Question

a=9 b=6
(a+b)3 =a3+3a2b+3ab2+b3

Answer 1

Answer:

(a+b)

3

=(a+b)

2

(a+b)

=(a

2

+2ab+b

2

)(a+b)

=a

3

+2a

2

b+ab

2

+a

2

b+2ab

2

+b

3

=a

3

+3a

2

b+3ab

2

+b

3

Step-by-step explanation:

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