math
posted by sasha on .
Interest= 472.50 principal= 750 rate=7%
time=???

interest= P(i)^t
take the log of each side
ln(472.5/750)=.t*ln(.07)
solve for t
posted by sasha on .
Interest= 472.50 principal= 750 rate=7%
time=???
interest= P(i)^t
take the log of each side
ln(472.5/750)=.t*ln(.07)
solve for t