Question
The population of Russia dropped from 150 million in 1995 to 142.9 million in 2006. Assume that P(t), the population in millions, t years after
The population of Russia dropped from 150 million in 1995 to 142.9 million in 2006. Assume that P(t), the population in millions, t years after 1995 is decreasing according to the exponential decay model:
dP/dt= -kP
a) Find the value of k, the rate of decay, and write the equation.
b) Estimate the population of Russia in 2012
c) When will the population be 100 million?
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A Survey of Mathematics with Applications
Authors: Allen R. Angel, Christine D. Abbott, Dennis Runde
10th edition
134112105, 134112342, 9780134112343, 9780134112268, 134112261, 978-0134112107
