In a study by the texas a & m university, found there were 23,000 prairie dogs in texas in 2000. by 2010, the number has increased to 40,000. the exponential growth function d=2.3e^kt describes the prairie dog population, d in ten thousands, t years after 2000.
a) solve for k
b)by this model how many prairie dogs existed last year?
c)in which year will the population double?
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