# How do you factor a perfect square trinomial x^2+9x+3?

${x}^{2} + 9 x + 3$
$\textcolor{w h i t e}{\text{XXXX}}$is not a perfect square
${x}^{2} + 9 x + 3$
$\textcolor{w h i t e}{\text{XXXX}}$has no Rational factors (as can be verified by checking the discriminant)