PASCO Xplorer GLX, Руководство пользователя

Страница: 47 / 152

X p l o r e r G L X U s e r s ’ G u i d e 41
C a l c u l a t o r
You can use the GLX Calculator like a regular calculator for finding the result of
a simple expression, like a graphing calculator for plotting equations, and for per-
forming operations, in real time, on streams of data collected from sensors and on
sets of manually entered data.
To Open the Calculator
From the Home Screen, do one of the following:
press , the function key below the Calculator icon;
use the arrow keys to highlight the Calculator icon, then press ; or
click the Calculator icon.
From anywhere in the GLX environment, you can always get to the Calculator
with the shortcut
+ .
Types of Calculations
The Calculator supports four types of calculations: basic, algebraic, graphing,
and sensor-based. The following examples will demonstrate the four types.
Basic Calculations
Basic calculations involve only numerals (no constants or variables). Open the
Calculator and try this:
• On the first blank line, type:
1 + 1
The Calculator responds by adding an equal sign and the result. It also dis-
plays the result at the bottom of the screen. Notice that the cursor has moved
to the next line.
• On the next line type:
9 * (8 + 3)
To type the multiplication symbol (the asterisk), press .
For the parentheses, press once to open the first Functions menu
3
; use
the arrows to highlight the pair of parentheses, then press .
Note that has the same effect as .
F3
The Calculator icon on
the Home Screen
F3
Cursor moves
to next line
Result is added to the
entered expression
Result also
indicated here
=
X
F1
Pair of parentheses F1
First Functions menu
3
For more information on the Functions
menus, see page 48.
=