4. Prime Factorization
A Prime number is divisible by 1 and itself.
Prime factorization are the prime factors that make up a
number.
5. Prime Factorization
A Prime number is divisible by 1 and itself.
Prime factorization are the prime factors that make up a
number.
Every number has a unique prime factorization.
6. Prime Factorization
A Prime number is divisible by 1 and itself.
Prime factorization are the prime factors that make up a
number.
Every number has a unique prime factorization.
Such as the prime factorization of
2 2
A) 36 = 2 โ 2 โ 3 โ 3 or 2 โ 3
7. Prime Factorization
A Prime number is divisible by 1 and itself.
Prime factorization are the prime factors that make up a
number.
Every number has a unique prime factorization.
Such as the prime factorization of
2 2
A) 36 = 2 โ 2 โ 3 โ 3 or 2 โ 3
B) 105 = 3 โ 5 โ 7
8. Prime Factorization
A Prime number is divisible by 1 and itself.
Prime factorization are the prime factors that make up a
number.
Every number has a unique prime factorization.
Such as the prime factorization of
2 2
A) 36 = 2 โ 2 โ 3 โ 3 or 2 โ 3
B) 105 = 3 โ 5 โ 7
If you do not remember how to ๏ฌnd the prime factorization
of a number, Purple Math will help you review Prime
Factorization here.
9. Finding & Factor GCF of a Polynomial
View this 5 minute Prentice Hall video to learn how to ๏ฌnd
the GCF of a Polynomial.
10. Finding & Factor GCF of a Polynomial
View this 5 minute Prentice Hall video to learn how to ๏ฌnd
the GCF of a Polynomial.
11. Finding & Factor GCF of a Polynomial
View this 5 minute Prentice Hall video to learn how to ๏ฌnd
the GCF of a Polynomial.
Now view this Cool Math website to learn how to factor
the GCF from a polynomial.
There are 4 pages to review.
Be sure to do the Try It and Your Turn problems in your
notebook. Check your answers on the following slides.
33. Answer: 2
( 3 2
5x y x + 5xy โ 3x y 2
)
Hereโs how...
34. Answer: 2
( 3
5x y x + 5xy โ 3x y 2 2
)
Hereโs how...
5 3 3 2 2
5x y + 25x y โ 15x y
5
5x y = 5 x x x x x y
3 3
25x y = 5 5 x x x y y y
2 2
โ15x y = โ1 5 3 x x y y
35. Answer: 2
( 3
5x y x + 5xy โ 3x y 2 2
)
Hereโs how...
5 3 3 2 2
5x y + 25x y โ 15x y
5
5x y = 5 x x x x x y
3 3
25x y = 5 5 x x x y y y
2 2
โ15x y = โ1 5 3 x x y y
2
GCF: 5x y
36. Answer: 2
( 3
5x y x + 5xy โ 3x y 2 2
)
Hereโs how...
5 3 3 2 2
5x y + 25x y โ 15x y
5
5x y = 5 x x x x x y
3 3
25x y = 5 5 x x x y y y
2 2
โ15x y = โ1 5 3 x x y y
2
GCF: 5x y
37. Answer: 2
( 3
5x y x + 5xy โ 3x y 2 2
)
Hereโs how...
5 3 3 2 2
5x y + 25x y โ 15x y
5
5x y = 5 x x x x x y
3 3
25x y = 5 5 x x x y y y
2 2
โ15x y = โ1 5 3 x x y y
2
GCF: 5x y
38. Answer: 2
( 3
5x y x + 5xy โ 3x y 2 2
)
Hereโs how...
5 3 3 2 2
5x y + 25x y โ 15x y
5
5x y = 5 x x x x x y
3 3
25x y = 5 5 x x x y y y
2 2
โ15x y = โ1 5 3 x x y y
2
GCF: 5x y
40. Answer: 3
( 8 5 2
3e 4d โ 6d e โ 9e 5
)
Hereโs how...
41. Answer: 3
( 8 5 2
3e 4d โ 6d e โ 9e 5
)
Hereโs how...
8 3 5 5 8
12d e โ 18d e โ 27e
8 3
12d e = 2 2 3 d 5
d 3
e 3
5 5
โ18d e = โ1 2 3 3 d 5
e 3
e 2
8 3 5
โ27e = โ1 3 3 3 e e
42. Answer: 3
( 8 5 2
3e 4d โ 6d e โ 9e 5
)
Hereโs how...
8 3 5 5 8
12d e โ 18d e โ 27e
8 3
12d e = 2 2 3 d 5
d 3
e 3
5 5
โ18d e = โ1 2 3 3 d 5
e 3
e 2
8 3 5
โ27e = โ1 3 3 3 e e
3
GCF: 3e
43. Answer: 3
( 8 5 2
3e 4d โ 6d e โ 9e 5
)
Hereโs how...
8 3 5 5 8
12d e โ 18d e โ 27e
8 3
12d e = 2 2 3 d 5
d 3
e 3
5 5
โ18d e = โ1 2 3 3 d 5
e 3
e 2
8 3 5
โ27e = โ1 3 3 3 e e
3
GCF: 3e
44. Answer: 3
( 8 5 2
3e 4d โ 6d e โ 9e 5
)
Hereโs how...
8 3 5 5 8
12d e โ 18d e โ 27e
8 3
12d e = 2 2 3 d 5
d 3
e 3
5 5
โ18d e = โ1 2 3 3 d 5
e 3
e 2
8 3 5
โ27e = โ1 3 3 3 e e
3
GCF: 3e
45. Answer: 3
( 8 5 2
3e 4d โ 6d e โ 9e 5
)
Hereโs how...
8 3 5 5 8
12d e โ 18d e โ 27e
8 3
12d e = 2 2 3 d 5
d 3
e 3
5 5
โ18d e = โ1 2 3 3 d 5
e 3
e 2
8 3 5
โ27e = โ1 3 3 3 e e
3
GCF: 3e