Petronellla
Petronellla Petronellla
  • 08-09-2016
  • Mathematics
contestada

Could use some help on this! Thanks xoxo

Could use some help on this Thanks xoxo class=

Respuesta :

kameronmurphy97 kameronmurphy97
  • 08-09-2016
answer is B most def i already worked the problem out 
Answer Link
HeinThant
HeinThant HeinThant
  • 08-09-2016
Since k^(-a) = 1/k^a,

m^(-4) = 1/m^4 = 1/m x 1/m x 1/m x 1/m

Also 1/5^(-4) = 5^4 = 5 x 5 x 5 x 5

The answer is first one,
1/m.1/m.1/m.1/m = 5.5.5.5
Answer Link

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