Casio FX-7400GII - SOFTWARE VERSION 2-00 User Manual page 28

Important!
• On a model whose operating system has been updated to OS 2.00 from an older OS
version, Math input/output mode input and result display are not supported in any mode
except the RUN • MAT mode and e • ACT mode.
Math Input/Output Mode Input in the GRAPH Mode
You can use the Math input/output mode for graph expression input in the GRAPH, DYNA,
TABLE, and RECUR modes.
Example 1 In the GRAPH mode, input the function
Make sure that initial default settings are configured on the View
Window.
Example 2 In the GRAPH mode, input the function
graph it.
Make sure that initial default settings are configured on the View
Window.
• Math Input/Output Mode Input and Result Display in the EQUA Mode
You can use the Math input/output mode in the EQUA mode for input and display as shown
below.
• In the case of simultaneous equations (
solutions are output in natural display format (fractions,
whenever possible.
• In the case of Solver (
GRAPH
(DRAW)
GRAPH (CALC)
(DRAW)
(SOLV)), you can use Math input/output mode natural input.
x
y
=
'
( )
( )
y
=
( dx)
(SIML)) and high-order equations (
,
1-21
2 x
− −1
and then graph it.
'
2
2
1 1
x
x x dx and then
2 − −1
4 2
0
(POLY)),
are displayed in natural format)