### Home > CCA > Chapter 10 > Lesson 10.3.3 > Problem 10-142

This problem is a checkpoint for factoring polynomials. It will be referred to as Checkpoint 10B. Factor each polynomial expression. Homework Help ✎

*x*^{2}− 8*x*+ 7*y*^{2}− 2*y*− 157

*x*^{2}− 633

*x*^{2}+ 10*x*+ 8

Check your answers by referring to the Checkpoint 10B materials.

Ideally, at this point you are comfortable working with these types of problems and can solve them correctly. If you feel that you need more confidence when solving these types of problems, then review the Checkpoint 10B materials and try the practice problems provided. From this point on, you will be expected to do problems like these correctly and with confidence.

Answers and extra practice are located in the back of your printed textbook or in the Reference Tab of your eBook.

If you have an eBook for CCA, login and then click the following link: Checkpoint 10B: Factoring Polynomials