laws of logarithms

• Jun 14th 2012, 08:45 AM
djstar
laws of logarithms
Hi,

I have been given the question .......

simplify 195 = 250*e-0.05t

im not not to sure how to procced from here.

im under the impression you have to log both side and use ln

is ln195 = ln250-0.05t any where near ?
Liam
• Jun 14th 2012, 08:54 AM
Reckoner
Re: laws of logarithms
Quote:

Originally Posted by djstar
ln195 = ln250-0.05t any where near ?

That's right. Now finish solving for $t.$