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# Factoring Polynomials

1. Which one is a prime number of 330.
a. 11*3*5*2
b. 33*5*2
c. 11*3*10
d. 3*5*2

2. Find the GCF of the set of monomials of: 528, 624
a. 48
b. 50
c. 528
d. 624

3. Factor out the negative of the greatest common factor of: -4b + 20

4. Factor the polynomial:
81a^8b^4c^8 - 4d^10

5. Factor the polynomial:
36x^2r - 121y ^2r

6. Factor the polynomial:
a^2 - b^2 + 8a - 8b

7. Use a special product formula to factor the perfect square trinomial:

64x^2 - 128x + 64

8. Factor the trinomial. factor out all common monomials first (including -1 if the lead coefficient is negative).

-4a^2 - ab + 5b^2

9. Factor the trinomial. Factor out all common monomials first.

15x^3 - 23x^2 + 4x

10. Factor the trinomial:

b^2 - 5b -24

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1. Which one is a prime number of 330.
b. 33*5*2
c. 11*3*10
d. 3*5*2

2. Find the GCF of the set of monomials of: 528, 624