Unformatted text preview: 0.12 ( ) 100 t m t e-= a) How many grams are there originally? b) How many grams remain after 20 days? #3 (6 points) In 2006, the estimated U.S. population reached 300 million. The population passed 200 million in 1967. a) Use the exponential growth model to find the estimated rate of population growth during 1967-2006. Express as a percent rounded to 2 decimal places. b) If the population continues to grow at this same rate, in what year will the population reach 500 million?...
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- Fall '08
- Exponential Function, Logarithm, Exponential decay, 20 days