Question

Resolve into factors : a2 - b2 - c2 + 2bc​

Answer 1

Answer:

a²-b²-c²+2bc

=a²-(b²+c²-2bc)

=a²-(b-c)²

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

Answer 2

$\Huge\boxed{\tt\green{✠Answer}}$

$\Huge\tt \gray{ \_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_ }$

$\tt \red{ \longrightarrow \: a²-b²-c²+2ab}$

$\tt \red{ \longrightarrow \: (a-b)²-c²}$

$\boxed{ \tt (a-b+c) (a-b-c)}$

$\Huge\tt \gray{ \_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_ }$