*  Reading Outline, Sec1.4 *
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* Vocabulary/Definitions *
 - log_{10}(x) and ln(x)
 - lim{x goes to 0} log_{10}(x)
 - lim{x goes to infty} ln(x)
 - Properties of logarithms (all five)


* Understand *
1. Find x such that 3^{x+7} = 12.


2. Suppose that the population of a cities is given (in thousands) by 
P(t) = 150(1.02)^t.  Find P_0 and k if we rewrite this as 
P(t) = P_0 e^{kt}.