The function f(t) = 1.875t + 15 models the population, in thousands, of Waterville, t years after 1990. The function g(t) = 1 + - ++30 models the population, in thousands, of Golden Valley, t years
after 1990. The graphs of the functions are shown. For what years from 1990 to 2010 was the
population of Golden Valley greater than or equal to that of Waterville?
en
From 1990 to 1998
un
From 2006 to 2010
55
50
45
40
35
30
25
20
15
From 1990 to 1998, and from 2006 to 2010
10
5
From 1998 to 2006
0
2
4
6
8 10 12 14 16 18 20