Question

please solve the 7th question ​

Answer 1

Answer:

see the above attachment

Answer 2

Answer

8x

3

+36x

2

y+54xy

2

+27y

3

=(2x)

3

+3(2x)

2

(3y)+3(2x)(3y)

2

+(3y)

3

We know that (x+y)

3

=x

3

+3x

2

y+3xy

2

+y

3

Here x=2x and y=3y

(2x)

3

+3(2x)

2

(3y)+3(2x)(3y)

2

+(3y)

3

=(2x+3y)

3

=(2x+3y)(2x+3y)(2x+3y)