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(a +2b)2 + 4b² - a²​
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4 votes
(a +2b)2 + 4b² - a²​

User EngineeredE
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1 Answer

4 votes

Answer:

a^2+4b^2+2a+4b

Explanation:

(a +2b)2 + 4b² - a²​

=2a+4b+4b^2+a^2

=a^2+4b^2+2a+4b

User Chuckie
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