### Unit 3: Exponents and Polynomials

This section introduces you to the concept of evaluating exponents, converting scientific notations to decimal notations, and vice versa. You will apply these concepts to evaluating polynomial expressions.

**Completing this unit should take you approximately 19 hours.**

Upon successful completion of this unit, you will be able to:

- simplify exponential expressions with positive and/or negative exponents;
- multiply or divide expressions in scientific notation;
- evaluate polynomials for values of the variable;
- add and subtract polynomials;
- distribute and multiply with polynomials (including special products); and
- divide polynomials by monomials and with long division.

### Unit 3 Assessment

Please take this assessment to check your understanding of the materials presented in this unit.

**Notes:****There is no minimum required score to pass this assessment, and your score on this assessment**__will not__factor into your overall course grade.**This assessment is designed to prepare you for the Final Exam that will determine your course grade. Upon submission of your assessment you will be provided with the correct answers and/or other feedback meant to help in your understanding of the topics being assessed.****You may attempt this assessment as many times as needed, whenever you would like.**