Casio fx-7400G PLUS User Manual download pdf (Page 10)

Note 1G • POINTS Program (continued) fx-7400G Plus

e. If you enter the wrong coordinates a second time, the calculator will

display the correct answer.

Errors

If you get an error, press to interrupt the program’s execution. Toggle

the arrow key and press to run the program again.

File Name:POINTS

0áN∑

" POINTS"∑

"ALWAYS PRESS"∑

"THE EXE KEY"∑

"TO GO ON."ª

ClrText∑

"LOOK AT THE"∑

"POINT ON THE"∑

"GRAPH."ª

ClrText∑

"DETERMINE ITS COORDINATES."ª

{((Int (Ran#£10) Rmdr 12)π2)-3}áList 1∑

{((Int (Ran#£10) Rmdr 8)§2)-2}áList 2∑

Lbl 1∑

S-WindMan∑

ViewWindow -3.9,3.9,1,-2.3,2.3,1∑

S-Gph1 DrawOn,Scatter,List 1,

List 2,1,Square∑

DrawStat∑

For -3áA To 3∑

For -2áB To 2∑

PlotOn A,B∑

EXE

/ON

(continued)

Next∑

Nextª

ClrText∑

"(A,B) IS THE"∑

"POINT"∑

"WHAT IS A"?áC∑

"WHAT IS B"?áD∑

If C=List 1[1]∑

Then If D=List 2[1]∑

Then "GOOD!"∑

Goto 2∑

IfEnd∑

If N=0∑

Then N+1áN∑

ClrText∑

"LOOK AGAIN"ª

Goto 1∑

Else ClrText∑

"NO. PRESS EXE TO SEE THE"∑

"ANSWER"ª

Plot List 1[1],List 2[1]∑

Lbl 2

Note 1H • Connecting the Points

The xyLine connects a sequence of points with line segments. The order in

which the points are connected is the order in which the coordinates appear

in the lists.

Enter the data and set the window as described in Note 1F.

DA2_FX7400G_01.qxd 2/14/07 3:55 PM Page 18

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Casio fx-7400G PLUS User Manual Page 10

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