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Propiedades de logaritmo
Contributed by: Sánchez
  • 1. log2 a + log2 b =
A) log2 ab
B) log ab
C) ab
D) log2 (a+b)
  • 2. log3 x - log3 y =
A) log3 (y/x)
B) log3 (x-y)
C) log3 xy
D) log3 (x/y)
  • 3. log 100x =
A) x
B) 2
C) 10x
D) 2x
  • 4. log a + log b + log c =
A) log (a+b+c)
B) abc
C) log ab:c
D) log abc
  • 5. log xy =
A) (log x)·(log y)
B) log x + log y
C) log (x+y)
D) x+y
  • 6. log zm =
A) log zm
B) z·log m
C) m·log z
D) m
  • 7. log xy2 =
A) 2log x + 2log y
B) 2·log x + log y
C) log x + 2·log y
D) 2log xy
  • 8. 2log x + 3log z =
A) log (xy)6
B) log xy6
C) log x2z3
D) log (x2+z3)
  • 9. log (x3/y2) =
A) 6(log x/y)
B) 3log x + 2log y
C) log x3 + log y2
D) 3log x - 2log y
  • 10. 3log x + 2log y - 5log z =
A) log (xy/z)
B) log (x3+y2-z5)
C) log (x3y2/z5)
D) 30 log (x+y-z)
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