Question

if x=3, y=2 so the value of (x-y) (x²+xy+y²)​

Answer 1

Answer:

(x+y)(x

2

−xy+y

2

)

=x(x

2

−xy+y

2

)+y(x

2

−xy+y

2

)

=x

3

−x

2

y+xy

2

+x

2

y

−

xy

2

+y

3

=x

3

+y