### Home > A2C > Chapter 10 > Lesson 10.1.2 > Problem 10-39

10-39.

What is the probability that *x*^{2} + *kx* + 12 will factor if 0 ≤ *k* ≤ 8 and *k* is an integer? Make an organized list (sample space) to help you determine the probability. Homework Help ✎

The expression is factorable when *k* = ±7 or *k* = ±8.