1. 9.1 P RIME N UMBERS AND P RIME F ACTORS

2. P RIME N UMBERS A prime number is a positive integer that has two factors: 1 and itself Note: 1 is not a prime number! Examples of Primes: 2, 3, 7, 11, 13

3. C OMPOSITE N UMBERS A composite number is a number that has more factors than 1 and itself Examples of composite numbers: 4, 15, 165 Composite numbers can be written as a product of primes by using factor trees

4. W RITE AS A PRODUCT OF POWERS OF PRIMES 144

5. W RITE AS A PRODUCT OF POWERS OF PRIMES 720

6. W RITE AS A PRODUCT OF POWERS OF PRIMES 1125

7. W RITE AS A PRODUCT OF POWERS OF PRIMES 7007

8. 9.2 T HE O PERATION E XPONENTIATION

9. T HINGS TO R EMEMBER PEMDAS When you replace a variable with a value, use parentheses

10. E VALUATE THE POWER FOR THE GIVEN VALUES OF THE VARIABLE

12. H OMEWORK P 369 #1 – 19 odd P372 #1 – 10 odd