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