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Factorising 2
Contribuido por: Vidal
(Autor original: Estrada pérez)
  • 1. Factorice as fully as possible: 6x - 12
A) 6(x - 2)
B) 6(2 - x)
C) x(6 - 12x)
  • 2. Factorice as fully as possible: 4x - 8y
A) 4(x - 2y)
B) 8(x - 2y)
C) 2(x - 4y)
  • 3. Factorice as fully as possible: 24a - 12ab
A) 8a (3- b)
B) 24a (2- b)
C) 12a (2- b)
  • 4. Factorice as fully as possible: 10x - 15x2
A) 5x (2 - 3x)
B) 10 (2 - 5x)
C) 15x (2 + 3x)
  • 5. Factorice as fully as possible: 14m2n + 7mn
A) 14n (m + 2)
B) 7m (2n - 1)
C) 7mn (2m + 1)
  • 6. Factorice as fully as possible: 4m2 - 20am
A) 5m (m + 5a)
B) m (4m - 5a)
C) 4m (m - 5a)
  • 7. Factorice as fully as possible: 8a3 - 6a2
A) 2a2 (4a - 3)
B) a2 (4a + 3)
C) 2a (4a - 3)
  • 8. Factorice as fully as possible: ax + bx + cx
A) x ( a + b + c)
B) b ( a + x + c)
C) a ( x + b + c)
  • 9. Factorice as fully as possible: b4- b3
A) b (b - 1)
B) b2 (b - 1)
C) b3 (b - 1)
  • 10. Factorice as fully as possible: 4a3bx - 4bx
A) 4bx (a3 - 1)
B) 4b (a2 - 1)
C) 4x (a3 + 1)
  • 11. Factorice as fully as possible: 14a - 21b + 35
A) 14 ( 2a + 3b + 5)
B) 7 ( a - b + 5)
C) 7 ( 2a - 3b + 5)
  • 12. Factorice as fully as possible: 3ab + 6ac - 9ad
A) 3a (b - 2c + 3d)
B) 3a (b + 2c - 3d)
C) 3 (b + c - 3d)
  • 13. Factorice as fully as possible: 20x - 12xy + 4xz
A) x ( 5+ 3y + 1)
B) 4x ( 5- 3y + z)
C) 4 ( 5- y + z)
  • 14. Factorice as fully as possible: 6x4 - 30x3 + 2x2
A) 2x2 (3x2 -15x +1)
B) 2x (x2 +15x +1)
C) x2 (3x -15x +1)
  • 15. Factorice as fully as possible: 10x2y - 15xy2 + 25xy
A) 5x (x - 3y -5)
B) 5y (2x - y +5)
C) 5xy (2x - 3y +5)
  • 16. Factorice as fully as possible: 12m2n + 24m3n2 - 36m4n3
A) 12m2n ( 1+2mn - 3m2n2)
B) 12mn ( 1+mn - 3m2n2)
C) 12m2n ( m+2n - 3mn2)
  • 17. Factorice as fully as possible: 2x2 + 6x + 8x3 - 12x4
A) 2x ( x-3-4x+6x2)
B) 2 ( x+4+3x6-6x8)
C) 2x ( x+3+4x2-6x3)
  • 18. Factorice as fully as possible: 10p2q3 + 14p3q2 - 18p4q3 - 16p5q4
A) 2p2q2 (5q + 7p - 9p2q - 8p3q2)
B) 2p2q (5q + 7p - 9p2q - 8p3q2)
C) 2pq2 (5q + 9p - 7p2q - 8pq2)
  • 19. Factorice as fully as possible: m3n2p4 + m4n3p5 - m6n4p4 + m2n4p3
A) m2n2p (p + m2np2 - m4n2p + n
B) mnp3 (mp + m2np2 - m4n2p + n2)
C) m2n2p3 (mp + m2np2 - m4n2p + n2)
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