Pre-Algebra Room 424 Ms. Josie
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I have pencils, paper, if you need it.
TUTORING: Tuesdays, Wednesdays, and Thursdays for ALL Classes.
(PLEASE LET ME KNOW AHEAD OF TIME)
The day’s lesson and the homework will be posted to my website by the end of each day.
www.mrsmillersmathtutoring.com
Always feel free to email me with any questions or concerns.
jmiller1@camdencc.edu
Workbook page 48
You can use the rules if exponents to simplify expressions with exponents.
The rules are written with variables to show that they apply in all situations.
They work whether the base is a number or a variable.
Study the rules and the examples that follow.
Knowing how to simplify expressions with variables can make your work easier and save you valuable time on tests.
Workbook page 48
Workbook page 48
Rule | Meaning |
| When multiplying the same bases, keep the same base and add the exponents. |
The bases are the same. Keep the same base and add the exponents.
Workbook page 48
Rule | Meaning |
| When dividing the same bases, keep the same base and subtract the exponents. |
The bases are the same. Keep the same base and subtract the exponents.
Workbook page 48
The second rule can cause two special situations to occur.
What does a number raised to the first power equal?
The exponent tells you to write the base only one time.
A number raised to the first power equals itself.
Workbook page 48
The second rule can cause two special situations to occur.
What does a number raised to the zero power equal?
Any number divided by itself equals 1.
Simplify each expression.
Workbook page 49
Homework:
3rd Problem in each Row
Simplify each expression.
Workbook page 49
Homework:
3rd Problem in each Row
Workbook page 49
Rule | Meaning |
| When multiplying a base with an exponent is raised to a power, keep the same base and multiply the exponents. |
| When a product or a quotient is raised to a power, you can distribute the exponent. |
Simplify each expression.
Workbook page 49
Workbook page 49
#7 HOMEWORK
Workbook page 49
Tonight’s homework:
Page 49, Rows 1-3 Last problem in each row
Page 49, Row 7
GED Prep Math