# Chapter R - Elementary Algebra Review - R.5 Polynomials and Factoring - R.5 Exercise Set - Page 970: 14

Using the factoring of trinomials in the form $x^2+bx+c,$ the given expression, $x^2+x+3 ,$ has $c$ equal to $3$ and $b$ equal to $1 .$ There are no two numbers that give a product of $c$ and a sum of $b.$ Hence, the given expression is not factorable or $\text{ prime .}$

#### Work Step by Step

Using the factoring of trinomials in the form $x^2+bx+c,$ the given expression, $x^2+x+3 ,$ has $c$ equal to $3$ and $b$ equal to $1 .$ There are no two numbers that give a product of $c$ and a sum of $b.$ Hence, the given expression is not factorable or $\text{ prime .}$

After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.