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Q: (a + 2b)^2
A: (a + 2b)^2 = (a + 2b)(a + 2b) = a^2 + 2ab + 2ab + 4b^2 = a^2 + 4ab + 4b^2
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Asked 10/19/2011 7:52:52 AM
Updated 6/26/2014 6:29:02 PM
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(a + 2b)^2

= (a + 2b)(a + 2b)

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

= a^2 + 4ab + 4b^2
Added 6/26/2014 6:29:02 PM
This answer has been confirmed as correct and helpful.
Confirmed by yumdrea [6/26/2014 6:35:38 PM]
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