Ms. Vallejo gave each student money from winning the lottery and asked them to make the greatest value using only 4 numbers. The document then covered exponents and exponential growth, including definitions of exponential growth and examples of multiplying exponents.

1. Activity:
Ms. Vallejo won the lottery and would like to
give each of you some $$!
Using only 4 numbers, what's the GREATEST
value that you can make?
9999
9
999
99
99
999
9

2. Pre-Algebra
Lesson 6.1
Positive Exponents

3. Table Discussion
Positive
Exponents

5. base
3 =
6
a
n
exponent

6. Exponent
Expanded
Standard
Form
Form
Form

7. multiplication = repeated addition
exponents = repeated multiplication
Why did mathematicians
invent exponents?
To make life easier
(and because they were lazy!)

8. What is the diference between...
difference
(-7)
2
and
SMOTD!
2
-7

9. Multiplying Exponents Rules:
a
b
(a+b)
n xn =n
4 x4 =4
2
5
(2+5)
2 x2 =
6
3
10 x 10 =
19
50
= 4
(7)
=

10. What's the answer?
5
0
5
1

11. For all nonzero real numbers,
a =1
0 = 1
3
0
a =a
1 = 7
7
1
HC

12. 3 x3 =3
5
0
(5+0)
= 243
3 x0=0
5
3 x 1 = 243
5

13. Examples:
(5 + 3) + 8
1
0
-7a3 when a=-3

14. http://www.youtube.com/watch?v=wCFSy_JKz3g

15. or

21. Homework
Assignment

22. Constant Growth
Exponential Growth

23. What is "Exponential growth?"
www.google.com/trends