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March 30, 2015

March 30, 2015

Posted by **Brandon** on Monday, February 17, 2014 at 9:35pm.

- Calculus -
**bobpursley**, Monday, February 17, 2014 at 9:54pm.11=e^(-ln2*years/31)

take the ln of each side..

ln(.11)=ln2 * years/31

years= -31*ln(0.11)/ln(2)= ????

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