### Home > INT3 > Chapter 9 > Lesson 9.2.4 > Problem9-140

9-140.

If $x^2 + kx + 18$ is factorable, what are the possible values of $k$?    Homework Help ✎

Find expressions that will complete the generic rectangle.

There are 6 answers: $+19$ and $-19$ are two of them.