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How do you factor the expression $x^3 + 4x^2 + x + 4$ ?

1 Answer

Dec 13, 2015

$(x^2+1)(x+4)$

Explanation:

Pair the terms $(x3 +4x^2) +x+4$
$x^2(x+4) +(x+4)$
$(x^2+1)(x+4)$

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