Question

Subtract: –2a2–2b2from –a2–b2+ 2ab. Show the process

Answer 1

Answer:

The Correct Answer is $a^{2} + b^{2} + 2ab$

Step-by-step explanation:

$-a^{2}-b^{2}+2ab - (-2a^{2}-2b^{2})$

= $-a^{2}-b^{2}+2ab + 2a^{2} + 2b^{2}$

= $a^{2} + b^{2} + 2ab$