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Contributed by: Nuñez
  • 1. (x + 2)(x + 1)=
A) 2x2+3x+2
B) x2+3x+2
C) x2-2x-2
D) 2x2-2x-2
  • 2. (x + 2)(x + 4)=
A) 2x2-6x-8
B) x2-6x-8
C) x2+6x+8
D) 2x2+6x+8
  • 3. (x + 5)(x - 2)=
A) x2+5x+10
B) x2-5x-10
C) x2-3x-10
D) x2+3x-10
  • 4. (x - 3)(x - 1)=
A) x2-4x+3
B) x2+4x-3
C) x2+4x+3
D) x2-4x-3
  • 5. (x - 11)(x + 10)=
A) x2-x+110
B) x2+x-110
C) x2-x-110
D) x2+x+110
  • 6. (2 + x2)3=
A) 8+12x2+6x4+x6
B) 8-12x2+6x4-x6
C) 8-6x2+6x4+x6
D) 8+12x2-6x4+x6
  • 7. (1 + 3m)3=
A) 1+9m+9m2+9m3
B) 1-9m+27m2+27m3
C) 1+9m+27m2+27m3
D) 1+9m2+27m+27m3
  • 8. (5x3 + 2b)3=
A) 125x9-150x5b+30x3b2+8b3
B) 125x9+75x6b+30x6b3+6b3
C) 125x9+150x6b+60x3b2+8b3
D) 125x6+75x5b+30x3b2+8b3
  • 9. (x2y - y3)3=
A) x6y3-3x4y3+3x2y5-y9
B) x6y3-3x2y3+3x2y5-y9
C) x6y-3x4y3+3xy7-y9
D) x6y3-3x4y5+3x2y7-y9
  • 10. (1 - x2)3=
A) 1-3x4+3x3-x6
B) 1+3x2+3x4+x6
C) 1-3x+3x2-x4
D) 1-3x2+3x4-x6
  • 11. (27y3 + 27x3)=
A) (3y+3x)(6y2-9yx+6x2)
B) (3y+3x)(9y2+9yx+9x2)
C) (3y+3x)(9y2-9yx+9x2)
D) (3y-3x)(9y2-9yx+9x2)
  • 12. (8x3 + 64)=
A) (2x+4)(4x2-8x+16)
B) (2x+4)(4x2+8x+16)
C) (4x+2)(4x2-8x+16)
D) (4x+2)(4x2-8x-16)
  • 13. (1000z6 - 1)=
A) (10z2-1)(100z4+10z2+1)
B) (10z2-1)(100z4-10z2-1)
C) (10z2+1)(100z2+10z+1)
D) (10z2-1)(100z4-10z2+1)
  • 14. (1 - 8x3)=
A) (1-2x)(1-2x-4x2)
B) (1-2x)(1+2x-4x2)
C) (1-2x)(1+2x+4x2)
D) (1-2x)(1-2x+4x2)
  • 15. (125x3-1000) =
A) (5x-10)(25x2-50x-100)
B) (5x-10)(5x2+25x+50)
C) (5x-10)(5x2-25x+50)
D) (5x-10)(25x2+50x+100)
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