Casio CFX-9850G PLUS, User'S Manual & Technical Reference

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Quick-Start
viii
Welcome to the world of graphing calculators.
Quick-Start is not a complete tutorial, but it takes you through many of the most common
functions, from turning the power on, to specifying colors, and on to graphing complex
equations. When you’re done, you’ll have mastered the basic operation of this calculator and
will be ready to proceed with the rest of this user’s guide to learn the entire spectrum of
functions available.
Each step of the examples in Quick-Start is shown graphically to help you follow along
quickly and easily. When you need to enter the number 57, for example, we’ve indicated it
as follows:
Press
fh
Whenever necessary, we’ve included samples of what your screen should look like.
If you find that your screen doesn’t match the sample, you can restart from the beginning
by pressing the “All Clear” button
o
.
TURNING POWER ON AND OFF
To turn power on, press
o
.
To turn power off, press
!
o
OFF
.
Note that the calculator automatically turns power off if you do not perform any operation
for about six minutes (about 60 minutes when a calculation is stopped by an output
command (
^
)).
USING MODES
This calculator makes it easy to perform a wide range of calculations by simply selecting
the appropriate mode. Before getting into actual calculations and operation examples, let’s
take a look at how to navigate around the modes.
To select the RUN Mode
1. Press
m
to display the Main Menu.
* The above shows the CFX-9850
(9950)G(B) PLUS screen.