Things You'll Need
Instructions
Write the points you want to plot on your TI-83. For example, write, "(1,3) (3,5) (7,11)." The first number in the parentheses is your x-coordinate, or x-value; the second number is your y-coordinate, or y-value.
Turn on your TI-83 and press the "STAT" button. Press the blue left-arrow button until "EDIT" at the top of the screen is highlighted. Press the 1 button.
Press the blue left-arrow button until the cursor is in the column on the display headed "L1." Press the blue up-arrow button until "L1" at the top of the column is highlighted. Press, "CLEAR." Press, "ENTER."
Enter the first coordinate, or x-value, of the first point you want to plot, and then press, "ENTER." For example, press the 1 button then press, "ENTER."
Enter the first coordinate, or x-value, of the second point you want to plot, and then press, "ENTER." For example, press the 3 button then press, "ENTER."
Enter the first coordinate, or x-value, of the third point you want to plot, and then press, "ENTER." For example, press the 7 button then press, "ENTER." Continue entering your x-values until you have entered them all.
Press the blue right-arrow button. Press the blue up-arrow button until "L2" at the top of the column is highlighted. Press, "CLEAR." Press, "ENTER."
Enter the second coordinate, or y-value, of the first point you want to plot, and then press, "ENTER." For example, press the 3 button then press, "ENTER."
Enter the second coordinate, or y-value, of the second point you want to plot, and then press, "ENTER." For example, press the 5 button then press, "ENTER."
Enter the second coordinate, or y-value, of the third point you want to plot, and then press, "ENTER." For example, you press the 7 button, and then you press, "ENTER." Continue entering your y-values until you have entered them all.
Press the "Y=" button. Press, "CLEAR."
Press the blue down-arrow button and press, "CLEAR" if there is an equation following "\Y2=" on the screen. Clear any other equations on the screen in the same way.
Press the yellow "2nd" button. Press the "Y=" button again. Press 1. Press, "ENTER." Press the blue left-arrow button. Press, "ENTER." This turns on your plot.
Press the blue down-arrow button. Press the blue left-arrow button two times to select the small image that looks like points on an x-y graph. Press, "ENTER." This selects the type of graph you want, in this case, plotted points.
Press the blue down-arrow. Press the "2nd" button. Press 1. This tells your TI-83 to use the values in its L1 column for your plot's x-values.
Press the blue down-arrow. Press the "2nd" button. Press 2. This tells your TI-83 to use the values in its L2 column for your plot's y-values.
Press the blue down-arrow button. Press the blue left-arrow button two times to select the small image that looks like a hollow square. This tells your TI-83 to plot your points as small squares. Press, "ENTER."
Press the "ZOOM" button. Press 6. This tells your calculator to display your graph on a standard screen. Press the "GRAPH" button.