Question

Add.



1. 2x(z-x-y) and 2y(z-y-x)

2. 5m(3-m) and 6m2

-13m​

Answer 1

Answer:

1)2xz-2x^2-2xy+2yz-2y^2-2xy

=2xz-2x^2-2y^2-4xy+2yz

2)15m-5m^2+6m^2-13m

=2m-m^2