Question

(a+b+c)^2+(a-b+c)^2
solve it​

Answer 1

$Refer \: the \: attachment \: above..$

Hope it Helps !!

Answer 2

Answer:

here is your answer. I think it may help you

Step-by-step explanation:

(a+b+c)²+(a-b+c)²

=(a²+b²+c²+2ab+2bc+2ca)+(a²+b²+c²-2ab-2bc+2ca)

=2a²+2b²+2c²+4ca

=2(a²+b²+c²+2ca)