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Simplificar expresiones algebraicas
  • 1. 2a2 + 5ab - b2 +4 - a2 +6
A) 2a2 + 5ab - b2 +2
B) a2 + 5ab - b2 +10
C) 6a2 + b2 +10
D) 3a2 + 5ab - b2 +10
  • 2. -4x2 + 5y2 +x2 +4 - 4x2 +6y2
A) x2 + 11y2 +4
B) -7x2 + 11y2 +4
C) 7x2 - 11y2 +4
D) -8x2 + 11y2 +4
  • 3. 3m + 2mn + 5n + 12m -2mn + n
A) 15mn + 6n
B) 15m +6n
C) 15m -4mn + 4n
D) 15mn +4mn + 6n
  • 4. 3m2 - 2mn + 5 + 12m -2mn + 12
A) 3m2 - mn + 16 + 12m
B) 3m2 - 4mn + 12m + 17
C) 3m2 - 4mn + 7 + 12m
D) 3m2 + 17 + 12m
  • 5. 3p2 + 2p+ 5 + 12p -2p2 + 12
A) p2 +14p +17
B) 5p2 + 6p +17
C) 5p2 +17p +12
D) p2 +10p +17
  • 6. y2 +18y + 8 +y
A) y2 +10y
B) y2 +19y + 8
C) 20y + 8
D) 2y2 +18y + 8
  • 7. y2 - 18y + 8 +y
A) y2 -11y
B) y2 -17y + 8
C) 2y2 -18y + 8
D) y2 -19y + 8
  • 8. 2a2b + ab - b2 +4 - 2a2b +b2
A) ab + 4
B) ab + 4 -2b2
C) 4a2b +ab + 4
D) ab - 4
  • 9. 3d2 - 2d + 5d2 + 12d -2d2+ d
A) 6d2 + 11d
B) 8d2 - 11d
C) -6d2 + 10d + d
D) 6d2 + 15d
  • 10. 6r2 + 11r -4 - 2r
A) 7r2
B) 6r2 + 9r -4
C) 6r2 + 13r -4
D) 17r2 -4 - 2r
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