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FUNCION RACIONAL. DOMINIO. IMAGEN
Contributed by: Marin
  • 1. Si f(X)=(X+1)/(-3x+3), Dom=
A) R-{1}
B) R-{-1}
C) R
  • 2. Si f(X)=(X+1)/(-3x-3), Dom=
A) R-{1}
B) R-{-1}
C) R-{0}
  • 3. Si f(x)=(2x-4)/(x-5), Dom=
A) R-{5}
B) R-{-5}
C) R-{0}
  • 4. Si f(x)=(x+1)/(-3x+3), Im=
A) R-{-1/3}
B) R-{3}
C) R-{-1}
  • 5. Si f(x)=(2x-4)/(x-5), Im=
A) R-{2}
B) R-{-1}
C) R-{4/5}
  • 6. Si f(x)=(2x-4)/(x+5), Dom=
A) -5
B) R-{-5}
C) R-{5}
  • 7. Si f(x)=(5X-3)/(3X-5), Dom=
A) R-{-1}
B) 5/3
C) R-{5/3}
  • 8. Si f(x)=1/(x+2), Im=
A) -2
B) R-{2}
C) R-{0}
  • 9. f(x)=2x/(2x+1), Dom=
A) R-{-1/2}
B) R-{0}
C) R-{1/2}
  • 10. Si f(x)=1/(x+2), Dom=
A) R-{-2}
B) R-{0}
C) R-{2}
  • 11. Si f(x)=2x/(2x+1), Im=
A) R-{-1}
B) R-{1}
C) R-{0}
  • 12. Si f(X)=(X+1)/(-3x-3), Im=
A) R-{1/3}
B) R-{-1/3}
C) R-{-1}
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