Question

please answer me guys​

Answer 1

Answer:

X plus y the whole cube.....

Answer 2

(x+y)(xx−xy+yy)

=(x+y)(xx+−xy+yy)

=(x)(xx)+(x)(−xy)+(x)(yy)+(y)(xx)+(y)(−xy)+(y)(yy)

=x3−x2y+xy2+x2y−xy2+y3

=x3+y3