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Producto de dos binomios con un término común
Contributed by: Araoz Portella
  • 1. Efectuar: (2a+5)(2a+6)
A) 2a2+22a+30
B) 4a2+12a+30
C) 4a2+12a+30
D) 2a2+22a+11
  • 2. Multiplicar: (x+1)(x+2)(x+3)(x+4) e indicar el término independiente
A) 18
B) 12
C) 14
D) 24
  • 3. Efectuar: (x+5)(x+2)-(x-3)(x-4)-7(2x-1)
A) 4
B) 5
C) 3
D) 2
  • 4. Efectuar: (x+3)(x+2)-(x+7)(x-2)
A) 18
B) 14
C) 5
D) 20
  • 5. Efectuar: (x-3)2-(x-4)(x-2)
A) 3
B) 4
C) 2
D) 1
  • 6. Hallar: m2+n2 Si: (x+n)(x+m)=x2+3x-10
A) 27
B) 31
C) 29
D) 19
  • 7. Si: x2+10x=9. Calcular el valor de E = (x+3)2(x+7)2
A) 300
B) 500
C) 700
D) 900
  • 8. Si: a+b=2; ab=5. Dar el valor equivalente de F = (x+2a)(x+2b)
A) x2+4x+20
B) x2+2x+20
C) x2+4x+10
D) x2+2x+10
  • 9. Simplificar: N=(15x50+2)(3x50-4)-(5x50-3)(9x50+5)-56x50
A) -50
B) 7
C) -7x50
D) 2x100
  • 10. Simplificar: M=(4p7+3)(12p7-5)-(6p7+5)(8p7+3)+6p7
A) 11
B) 3
C) 20p7
D) 3p7
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