a^2+ 4a + 4 =
please answer fast
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Answer:
(a+2)²
Step-by-step explanation:
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Answered by
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Step-by-step explanation:
it is in form a^2+ 4a + 4 =a^2+ 2*2a + 2^2
a^2+ 2ab + b^2=(a+b)^2
a^2+ 4a + 4 =(a+2) ^2
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