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.
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The day’s lesson and the homework will be posted to my website by the end of each day.
www.mrsmillersmathtutoring.com
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jmiller1@camdencc.edu
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jmiller1@camdencc.edu
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absjmiller@gmail.com
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Warm Up: You have 5 minutes to work on these problems. Then, we will go over them.
What are the pair of like terms in each group?
Write a simplified algebraic expression the perimeter.
Workbook page 46
Simplify.
HOMEWORK REVIEW
Workbook page 47
HOMEWORK REVIEW
Use the square to solve each problem.
Workbook page 47
HOMEWORK
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.
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
Tonight’s homework:
Page 49, Rows 1-3 Last problem in each row