pepetheskunkcat
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  • 24-05-2017
  • Mathematics
contestada

Solve for x.
28^x=7
(x is the exponent)

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Аноним Аноним
  • 24-05-2017
28^x = 7 
Take logs of both sides:-
log 28^x = log 7
x log28 = log 7
x = log 7  / log 28  =  0.584  correct to 3 dec places.
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