What is the $sqrt(x^2 + 4x + 4)$ ?

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Answer 1 · 2015-09-16T18:11:48

It is $abs(x+2)$

$sqrt(x^2+4x+4)=sqrt((x+2)^2)=abs(x+2)$ .
$x^2+4x+4$ can be simplified to $(x+2)^2$ and when square rooted it would be $(x+2)$

What is the sqrt(x^2 + 4x + 4)sqrt(x^2 + 4x + 4)?