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4. Type the Number of Function Pieces, and click OK.
Calculator opens a template with spaces for the pieces.
5. Type the expressions into the template, and press Enter to define the
function.
6. Enter an expression to evaluate or graph the function. For example, type
the expression f(1,2) on the Calculator entry line.
Creating a System of Equations
1. On the Utilities tab, click to open the templates.
Handheld: Press t.
2. Click .
The Create a System of Equations dialog box opens.
3. Type the Number of Equations, and click OK.
Calculator opens a template with spaces for the equations.
4. Type the equations into the template, and press Enter to define the system
of equations.
CAS: Working with Measurement Units
A list of pre-defined constants and measurement units is available in the
Catalog. You can also create your own units.
Note: If you know a unit’s name, you can type the unit directly. For example,
you can type _qt to specify quarts. To type the underscore symbol on the
handheld, press / _.
Calculator Application 149