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Suma y resta con monomios
Contributed by: Andrés Furones Lorente
  • 1. 3x2 + 4x2 - 5x2
A) 3x2
B) x2
C) 2x2
  • 2. 6x3 - 2x3 + 3x3
A) 7x3
B) 6x3
C) 8x3
  • 3. -2x4 + 6x4 + 3x4 -5x4
A) 2x4
B) 6x4
C) 4x4
  • 4. 7x - 9x - 2x - 4x
A) -8x
B) -10x
C) 10x
  • 5. 4xy2 + 3xy2 - 2x2y
A) 7xy2-2x2y
B) 5xy2
C) 5x2y
  • 6. -x3 + 5x -2x +3x3 + x + 2x3
A) 4x3 + 4x
B) 6x3 + 4x
C) 4x3 + 5x
  • 7. 3a2b - 5ab2 + a2b + ab2
A) 4a2b + 4ab2
B) -4a2b + 4ab2
C) 4a2b - 4ab2
  • 8. 7/3x2 -1/5x2
A) 32/5x2
B) 32/15x2
C) 38/15x2
  • 9. x2y2 - 5x2y2 - (3x2y2 - 4x2y2) - 8x2y2
A) -6x2y2
B) -11x2y2
C) 4x2y2
  • 10. - (ab3 + a3b) - 3a3b + 5ab3 - (a3b - 2ab3)
A) 6ab3 - 5a3b
B) 4ab3 - a3b
C) -5ab3 + 6a3b
  • 11. 3x - (8x - 5) + (7 - 2x)
A) -3x - 2
B) - 7x + 12
C) -3x + 2
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