Question

(i) 27y cube + 125z cbe​

Answer 1

Answer:

We have,27y

3

+125z

3

=(3y)

3

+(5z)

3

Using x

3

+y

3

=(x+y)(x

2

−xy+y

2

)

=(3y+5z){(3y)

2

−(3y)(5z)+(5z)

2

}

=(3y+5z)(9y

2

−15yz+25z

2

)

Answer 2

Answer:

3y+5z 9y

Step-by-step explanation:

solution in the attachment hope