1. c) Which athletic club costs more initially?
Notice the two changes in GREEN!
SYSTEM of equations:
Scenario: Sport For Fun athletic club charges a $50 annual membership fee plus $4 per day to use their facility. Sport Time athletic club charges a $100 annual membership fee plus $2 per day to use their facility.
a) Write an equation showing the cost (y) for Sport For Fun including their daily fee (x).
b) Write an equation showing the cost (y) for Sport Time including their daily fee (x).
c) Which athletic club costs more initially?
d) Which athletic club costs more “later”?
Your goal is to use the graphing calculator to find out when the two clubs cost the same?
TI Graphing Calculator
e) Enter your equation for Sport For Fun into y1.
f) Enter your equation for Sport Time into y2.
g) Why is ZOOM 6 a poor “look” at this graph?
h) Change window to:
xmin:0 ymin:0
xmax: 30 ymax: 200
xscl: 5 yscl: 10
i) Draw a picture of what
your screen looks like when
you graph both equations.
j) Use the intersect and table features on the calculator to find out when the two clubs cost the same.