Factor polynomial $$ a^{2}+b^{2}+a+b+2ab $$
Answer
$$ a^{2}+b^{2}+a+b+2ab = (a+b+1)(a+b) $$
Explanation
$ a^2+b^2+a+b+2ab $ can be written as
$$ a^2+b^2+a+b+2ab = \left( a+b+1 \right) \left( a+b \right)$$The explanation for this step cannot be generated.
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