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8-1 through 8-3 Review
Contributed by: Ball
  • 1. What is the prime factorization of 60?
A) 3•4•5
B) 2•2•3•5
C) 2•3•5
D) 22 •15
  • 2. What is the GCF of 12 and 32?
A) 8
B) 4
C) 6
D) 2
  • 3. What is the GCF of 10x2 and15x?
A) 5x
B) 10
C) 10x
D) 5
  • 4. What is the correct factorization of 6x2 + 24x?
A) 6x(x + 4)
B) 3x(2x + 8)
C) 3(2x2 + 8x)
D) 6(x2 + 4x)
  • 5. What is the complete factorization of 8y3 - 4y2 + 10y?
A) y(8y2 - 4y + 10)
B) 2(4y3 - 2y2 + 5y)
C) 2y(4y2 - 2y + 5)
D) y3(8 - 4y + 10y)
  • 6. What is the correct factorization of 5(x +2) - 3x(x +2)?
A) (5x + 2)(-3x + 2)
B) (5 - 2x)(x + 3)
C) (5 - 3x)(x + 2)
D) (5x +10) - (3x2 + 6x)
  • 7. What is the correct factorization of x2 + 13x + 30?
A) (x + 5)(x + 6)
B) (x + 1)(x + 30)
C) (x + 2)(x +15)
D) (x + 3)(x + 10)
  • 8. What is the correct factorization of x2 - 11x + 18?
A) (x + 2)(x - 9)
B) (x - 2)(x + 9)
C) (x - 2)(x - 9)
D) (x + 2)(x + 9)
  • 9. What is the correct factorization of x2 - 2x - 15?
A) (x + 5)(x + 3)
B) (x - 5)(x - 3)
C) (x - 5)(x + 3)
D) (x + 5)(x - 3)
  • 10. Factor by Grouping:
    x3 + 3x2 + 5x + 15
A) (x2 - 3)(x - 5)
B) (x2 + 5)(x + 3)
C) (x + 5)(x2 + 3)
D) (x3 + 3x2)(5x + 15)
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