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September 2, 2014

September 2, 2014

Posted by **john** on Friday, December 17, 2010 at 7:58am.

- pre calculus -
**bobpursley**, Friday, December 17, 2010 at 9:45am75000=2500(2)^t

take the log of each side:

log(75000)=log(2500)+tlog(2)

log(30)=t log (2)

t= log(30)/log(2)

solve for t. Your calculator is your best friend on this. I get about five hours

- pre calculus -
**Glen**, Tuesday, September 25, 2012 at 2:06amt=17.3538

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