1. Lesson #3- Exponent Laws

2. Power 27
Base
2 is the Base and 7 is the exponent at this point show on the calculator what to do.

3. 27 Table 1- Folding Paper Experiment # of sections= 2# of folds 1 2 21
Expanded Multiple
Single Exponent 1 2 21 4
2x2 22 3 8
2x2x2 23 16
2x2x2x2 24 5 32
2x2x2x2x2 25 6 64
2x2x2x2x2x2 26 7
128
2x2x2x2x2x2x2 27
256
2x2x2x2x2x2x2x2 28
# of
Folds
Sections
Expanded Multiple
Single Exponent 1 2 21 4
2x2 3 5 6 7 8 27
2 is the Base and 7 is the exponent at this point show on the calculator what to do.
What is the relationship between the # of sections and the # of folds?
# of sections= 2# of folds

4. Mythbusters- Paper Folding

5. Table 2- Multiplying Exponents of the Same Base
Question
Expanded Multiple
Single Exponent
31 x 32
3x3x3 33
33 x 34
52 x 54 -
Question
Expanded Multiple
Single Exponent
31 x 32
3x3x3 33
33 x 34
3x3x3x3x3x3x3 37
52 x 54
5x5x5x5x5x5 56
am x an -
am+n
Get students to answer up at the board on this one
When you MULTIPLY exponents of the same base...
Keep the base and ADD the exponents.

6. eg. 1 Simplify these exponents
Get students to answer up at the board on this one

7. Table 3- Dividing Exponents of the Same Base
Question
Expanded Quotient
Single Power 32 23 41
am an
am-n
Question
Expanded Quotient
Single Power
am an
Get students to answer up at the board on this one
When you DIVIDE exponents of the same base...
Keep the base and SUBTRACT the exponents.

8. eg. 2 Simplify these exponents
Get students to answer up at the board on this one

9. eg. 3 Simplify these exponents
Get students to answer up at the board on this one

10. Homework
pg. 30 #1-3
pg. 32 #4-6