Write the piecewise function of the situation described in the problem.

The function f that describes the minimum payment due on a bill of dollars.

.

Draw the table of different values of for .

	\ Function \	\ \
	\ \	\ \
	\ \	\ \
	\ \	\ \
	\ \	\ \
	\ \	\ \

Graph :

1). Draw a coordinate plane.

2). Plot the points found in the table and connect the plotted points.

Graph of the function is

.