Simplify : (-a +b) ( -a-b)
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Simplify : (-a +b) ( -a-b)
the first who answer is brainliest
fo fast
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Answer:
a^2-b^2+2ab
Step-by-step explanation:
(-a+b)(-a-b)
-a(-a-b) +b(-a-b)
-a^2-ab-ab-b^2
a^2-b^2-2ab