Question

( 7x-3y )3 expanded form​

Answer 1

Answer:

2x−3y)

3

=(2x)

3

−3(2x)

2

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

2

−(3y)

3

=8x

3

−36x

2

y+54xy

2

−27y

3

Answer 2

(3+4)x-3y × 3

is it correct