Question

factories 2(a+b)^-8(a-b)^​

Answer 1

Answer:

6a^2+6b^2-20ab

Step-by-step explanation:

=2(a^2+b^2+2ab)-8(a^2+b^2-2ab)

=(2-8)a^2+(2-8)b^2+4ab+16ab

=-6a^2-6b^2+20ab

=6a^2+6b^2-20ab