Question

a^2-2ab+b^2-c^2 resolve it

Answer 1

Answer:

a2 −2ab+b2 −c2 =(a−b)2−c 2 (∵(x−y)

2 =x 2−2xy+y 2

=(a−b+c)(a−b−c)(∵x −y )

2 =(x−y)(x+y))