Question

Write the following cubes in the expanded form:
(i) (3a + 4b)3
(ii) (5p – 3q)3 Find the answer for this​

Answer 1

(3a+4b)

3

=(3a)

3

+3(3a)

2

(4b)+3(3a)(4b)

2

+(4b)

3

=27a

3

+108a

2

b+144ab

2

+64b

3

Answer 2

Answer:

(3a+4b)

3

=(3a)

3

+3(3a)

2

(4b)+3(3a)(4b)

2

+(4b)

3

=27a

3

+108a

2

b+144ab

2

+64b

3

hope the answer is correct

Step-by-step explanation: