Question

(a2+b2-c2)^2
simplify this​

Answer 1

ANSWER

Now,

2(ab+cd)−a2−b2+c2+d2

=(c2+2cd+d2)−(a2−2ab+b2)

=(c+d)2−(a−b)2

=(c+d+a−b)(c+d−a+b)