Question

C.
Simplify - ( a2-b2+ 2ab) -( a2 +b2-2ab)​

Answer 1

★Question:

$\\ Simplify - ( a2-b2+ 2ab) -( a2 +b2-2ab)$

★Answer:

$\\ ( a2-b2+ 2ab) -( a2 +b2-2ab) \\ = a {}^{2} - b {}^{2} + 2ab - a {}^{2} - b {}^{2} + 2ab \\ = 4ab - 2b {}^{2} \\ = 2b(2a - b)$

:)gm

Answer 2

Answer:

a2−b2+2ab)−(a2+b2−2ab)

=a

2

−b

2

+2ab−a

2

−b

2

+2ab

=4ab−2b

2

=2b(2a−b)