Question

subtract-2a²-2b²from-a²-b²+2ab​

Answer 1

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$-a²-b²+2ab-(-2a²)-2b²$

$-a²-b²+2ab+2a²-2b²$

$-a²-b²+2ab$

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Answer 2

Answer:

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Subtract :-

-2a²-2b² from -a²-b²+2ab

$\Large\bf\underline\red{Answer}$

Subtracting:-

-2a²-2b² from -a²-b²+2ab

So,

$-a²-b²+2ab-(-2a²-2b² )$

$-a²-b²+2ab+2a²+2b²$

[As (-)(-)=+]

$-a²+2a²-b²+2b²+2ab$

$a²+b²+2ab$

So,the difference of[tex] -2a²-2b² from -a²-b²+2ab

Gives us a²+b²+2ab

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