Esmeeralda
Esmeeralda Esmeeralda
  • 03-03-2017
  • Mathematics
contestada

So I have 1/2 and I have to equal it to 5, but it has to be 1/2 to the power of something to equal 5.

Respuesta :

wolf1728
wolf1728 wolf1728
  • 03-03-2017
5 = .5^x
Taking logs of both sides
log (5) = x * log (.5)
x = log (5) / log (.5)
x = 0.69897000434 / -.30102999566
x = - 2.32192809493

.5^- 2.32192809493 = 5


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