The population P, in thousands, of a small city is given by the following function, where t is time in years. Answer parts a) through c). a) Find the growth rate. The growth rate is 400t P(t) = 312 +4 b) Find the population after 12 yr. The population is after 12 years. AP 60- (Round to the nearest integer as needed.) 50- c) Find the growth rate at t= 12 yr. 40- The growth rate at t= 12 yr is residents/yr. (Round to the nearest integer as needed.) 30- 20- 10- 33 4 5 6 8 9 10 11 12

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter4: Polynomial And Rational Functions
Section4.6: Variation
Problem 12E
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a) Find the growth rate.
The population P, in thousands, of a small city is given by the following function, where t is time in years. Answer parts a)
through c).
The growth rate is
400t
P(t) =
31 + 4
b) Find the population after 12 yr.
The population is
after 12 years.
AP
60-
(Round to the nearest integer as needed.)
50-
c) Find the growth rate at t= 12 yr.
40-
The growth rate at t= 12 yr is
residents/yr.
(Round to the nearest integer as needed.)
30-
20-
10-
t
0-
0 1 2 3 4 5 6 7 8
9 10 11 12
Transcribed Image Text:a) Find the growth rate. The population P, in thousands, of a small city is given by the following function, where t is time in years. Answer parts a) through c). The growth rate is 400t P(t) = 31 + 4 b) Find the population after 12 yr. The population is after 12 years. AP 60- (Round to the nearest integer as needed.) 50- c) Find the growth rate at t= 12 yr. 40- The growth rate at t= 12 yr is residents/yr. (Round to the nearest integer as needed.) 30- 20- 10- t 0- 0 1 2 3 4 5 6 7 8 9 10 11 12
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