1. Warm-Up #5 Tuesday, 2/9/2016 Find possible domain for f x = 3𝑥 𝑥 2 −9
Find possible domain for g 𝑥 = 𝑥−7
Given f x = 3𝑥 𝑥 2 −9 , 𝑓𝑖𝑛𝑑 𝑓(−4)

2. Homework Tuesday, 2/9/2016 Rules of Exponents packet page 2

3. Lesson 5.07 Basic Exponents

4. Definition of Exponent
An exponent tells how many times a number is multiplied by itself.
Exponent/power 3 4
Base

5. 𝟒 𝟑 = 𝟒 𝟒 𝟒 =𝟔𝟒
Exponential form: 4 3 Expanded form: (4)(4)(4) Standard form: 64

6. What an Exponent Represents
An exponent tells how many times a number is multiplied by itself. 4
= 3 x 3 x 3 x 3 3

7. How to read an Exponent
This exponent is read three to the fourth power. 3 4
Exponent
Base

8. How to read an Exponent
This exponent is read three to the 2nd power or three squared. 3 2
Exponent
Base

9. How to read an Exponent
This exponent is read three to the 3rd power or three cubed. 3 3
Exponent
Base

10. Read These Exponents 3 2 6 7 2 3 5 4

11. What is the Exponent? 3
(-2)(-2)(-2) = -2

12. What is the Exponent? 2
3 x 3 = 3

13. What is the Exponent? 4
(-5)(-5)(-5)(-5) = -5

14. What is the Base and the Exponent?4
8 x 8 x 8 x 8 = 8

15. What is the Base and the Exponent?5
7 x 7 x 7 x 7 x 7 = 7

16. What is the Base and the Exponent?9 2

17. How to Multiply Out an Exponent to Find the Standard Form4 3
= 3 x 3 x 3 x 3 9 27 81

18. What is the Standard Form?2 4 16 =

19. What is the Standard Form?3
(-2) -8 =

20. What is the Standard Form?2
(-3) 9 =

21. What is the Standard Form?3 5
125 =