Texas Instruments NS/CLM/1L1/B User Guide - Page 94
Graphing inequalities
UPC - 033317190256
View all Texas Instruments NS/CLM/1L1/B manuals
Add to My Manuals
Save this manual to your list of manuals |
Page 94 highlights
Polar Mode entry line Using the entry line To enter a function on the entry line: 1. Select the mode. 2. Type the function you want to graph in the space at the right of the = sign. 3. Press · or e. You can enter and graph a maximum of 99 functions on the screen (f1(x) - f99(x) ) in addition to any user-named functions such as g1(x). You can review the functions entered on a page by pressing the Expand button. Use 9 and : to move up and down the list. You can also graph functions by typing them into a text box. f Select the Text tool ( ), and type the function you want to graph into the box displayed when you move the curson onto the page. f Drag the text box to the x-axis, and drop it on the axis to graph the function. Regardless of how you enter functions, each function is labeled on the graph for identification. Graphing inequalities Function mode enables you to define a function that uses a symbol other than the equal sign. To change = to a different sign and graph the inequality: 1. Position the cursor to the right of the equal sign. Press. to delete the equal sign. 2. Type the desired sign or use the Symbol Palette to enter the appropriate inequality. The possible inequalities are: >, +, {, and |. 86 Using Graphs & Geometry