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©2003 Key Curriculum Press

Discovering Algebra Calculator Notes for the Casio fx-7400G Plus

5

Lbl  8∑

ClrGraph∑

ViewWindow  0,1.1,.25,-.2,.7,.25∑

S-Gph2  DrawOff∑

S-Gph3  DrawOff∑

S-WindMan∑

S-Gph1  DrawOn,xyLine,List  1,List  2,1,

Square∑

DrawStat∑

List  1[1]áX:List  2[1]áY∑

Dim  List  1áN∑

F-Line  X,Y,List  1[N],List  2[N]∑

"  ENTER  A  "∑

"  FRACTION"∑

Note 0E • The Chaos Game (continued)

fx-7400G Plus

(continued)

"  BETWEEN  0"∑

"    AND  1"?áF∑

"WHEN  DONE"∑

"PRESS  AC  TO"∑

"QUIT  OR  EXE"∑

"TO  PLAY  AGAIN"∑

For  1áJ  To  500∑

Next∑

For  1áJ  To  1000∑

Int  (N£Ran#+1)áP∑

X+(List  1[P]-X)£FáX∑

Y+(List  2[P]-Y)£FáY∑

Plot  X,Y∑

Next

(File Name: CHAOS continued)

Note 0F • Linking Programs or Lists

a.

Connect two calculators by using a link cable. Be sure that the
connection is tight on each unit.

b.

Turn on both calculators, and on each one select 

LINK

from the

Main Menu and press 

.

c.

On the 

receiving calculator,

press 

(RECV)

so that the calculator

displays 

Receiving....

d.

On the 

sending calculator,

press 

(TRAN)

.

e.

Arrow down to the program or data you wish to send. Press

(SEL)

to select a program or list. You can select more than one program
and/or list and send them simultaneously. Just continue to arrow
down, pressing

(SEL)

at each program or list you want to transmit.

Then press

(TRAN)

to bring up the transmit menu. When you are

ready to transmit, press

(YES)

.

f.

When the transfer is complete, the screen will display 

Communication

Complete!

on both calculators.

F1

F4

F1

F1

F1

F2

EXE

Содержание fx-7400G Plus

Страница 1: ...ys to highlight its icon and pressing Arithmetic calculations including calculations using fractions are performed in RUN mode Note 0A Fractions This calculator has two special keys to facilitate work with fractions From the Main Menu select RUN and press To ensure that the calculator has the correct settings press SET UP to display the setup screen Make sure that Simplify is set to Auto and that ...

Страница 2: ...press As an alternative to using the special fraction keys you can enter a fraction as a division problem To work with simple fractions like 4 7 and improper fractions like 7 4 simply enter them into your calculator as division problems To see the answer displayed as a fraction you must press Often you don t need to use parentheses around a fraction entered as a division but when in doubt put in t...

Страница 3: ...ut after evaluation of powers Sometimes you may need to use parentheses to get the correct result Note 0D Recursion The Ans command on the calculator allows you to use the result of your last calculation in your next calculation If you press without pressing another key the calculator will repeat the last operation on the previous result Combining these two features allows you to perform on screen...

Страница 4: ...by following the Chaos rules to plot a fractal f When the program is done press to play again or to quit File Name CHAOS ClrText CHAOS SHAPES Lbl 0 1 RT TRIANGLE2 EQUILAT TRI3 RAND TRIANG4 MORE áA A 4ÓGoto 1 ClrText 5 SQUARE 6 PENTAGON 7 HEXAGON 8 GO BACK áA Lbl 1 A 1ÓGoto 2 A 2ÓGoto 3 A 3ÓGoto 4 A 5ÓGoto 5 A 6ÓGoto 6 A 7ÓGoto 7 A 8ÓGoto 0 Lbl 2 RT TRIANGLE ÿ 05 95 05 áList 1 05 05 65 áList 2 AC O...

Страница 5: ...grams or Lists a Connect two calculators by using a link cable Be sure that the connection is tight on each unit b Turn on both calculators and on each one select LINK from the Main Menu and press c On the receiving calculator press RECV so that the calculator displays Receiving d On the sending calculator press TRAN e Arrow down to the program or data you wish to send Press SEL to select a progra...

Страница 6: ...gram in any way will alter how it runs and may cause an error There are three ways to enter a program into your calculator Two easy ways are to download a program from either a computer or another calculator To use a computer download the program from a CD ROM directly into your calculator by using the Casio Program Link software To use another calculator that has the program in its memory link th...

Страница 7: ...or as needed to make changes When you are finished making corrections press c If you get an error message when you execute a program press the arrow key to the right The calculator will automatically switch to the EDIT mode and scroll to the line with the error Then proceed as in step b Note 0H The Repeating Decimal Program The RPT DEC program can be used to convert a repeating decimal to a fracti...

Страница 8: ...e the repeating digits In our example 133333 there is one digit the 1 so press f The equivalent fraction will be displayed on the screen You can then use to convert back and forth between fraction and decimal File Name RPT DEC ENTER DECIMAL áN HOW MANY DIGITS REPEAT áP HOW MANY DIGITS COME BEFORE THE F D EXE 1 REPEATING DIGITS áL Int 10 L N áR Frac 10 L N áS Int S 10 P áC 10 P 1 10 LáB 10 LáA R A ...

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