Question

please tell :
(a±b±c)^2
and

a^3 ± b^3​

Answer 1

Answer:

(a+b+c)™2 is a2 +b2+c2+2ab+2BC+2ac

a^3+b^3 = (a+b) (a^2+b^2-ab)

a^3 -b^3 = (a-b) (a^2+b^2+ab)