GRAPH
To set up the view window, press Le(V-Window). Change the values for the window so that Ymax is 250 and Yscale is 50. Press d to return to the
editor. To draw the graph, press u(DRAW).
5. Compute the number of dollars earned, if each t-shirt is sold at $12.
To compute the number of dollars earned if shirts are sold for $12, press Lq(Trace). Type the value, in this case 12. A dialogue box
opens, press l. The models predict that at a price of $12, 16 shirts will be sold for a total of $192.
6. Determine the price that will give the greatest profit.
To determine the price that is predicted to make the most money, press Ly(G-Solv)w(MAX). The results, $10 and $200, are shown at the bottom of the
screen. To mark the point and keep the coordinates on the display, press l.
8 fx-CG50 Quick Start Guide
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