### Home > CCA2 > Chapter 7 > Lesson 7.2.3 > Problem 7-148

7-148.

George was solving the equation

*. Jeffrey came along and said, “*

*You made a big mistake! You set each factor equal to zero, but it's not equal to zero, it's equal to* . So you have to set each factor equal to 4 and then solve.” Who is correct? Show George and Jeffrey how to solve this equation. To be sure that you are correct, check your solutions. Homework Help ✎

To use the Zero Product Property, you need a product equal to zero.

Multiply the binomials, subtract

Then use the Zero Product Property.