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April 20, 2014

April 20, 2014

Posted by **Zachary** on Saturday, February 9, 2013 at 5:55pm.

75=13^x

- math -
**Reiny**, Saturday, February 9, 2013 at 10:45pmtake log of both sides

log 75 = log(13^x)

log 75 = x log 13

x = log75/log13 = appr 1.683

check:

13^1.683 = 74.949

(more accuracy attained when more accuracy is used in answer)

try x = 1.683264467 on your calculator

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