Question

Factorisation of a square+2ab+b square - c square​

Answer 1

Answer:

a'2+2ab+b'2-c'2

=(a+b)'2-(c)'2

Answer 2

Answer:

(a+b+c)(a+b-c)

Step-by-step explanation:

=(a sq. +2ab+ b sq.)-c sq.

=(a+b)sq. - c sq.

=(a+b+c)(a+b-c)