Write the equation of a circle with center M(7.-10) and radius 2.
(x+10)2 + (-7)2 = 4
. (x-7)+*+10)2 = 4
(x - 1)² + (v + 10) = 2
(x - y)2 + (7 +10)2 = 4

The depth of a lake at a certain point, wich is a function of the distance of that point from shore, is 30 feet.

Inez has a phone card. the graph shows the number of minutes that remain on her phone card a certain number of days.

The population of a small rural town in the year 2006 was 2,459. the population can be modeled by the function below, where f(x residents and t is the number of years elapsed since 2006. f(t) = 2,459(0.92)