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Casio ClassPad 300 User Manual

Page 215

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20021201

u To store an

x

= equation

Example: To store

x

= 3

y

in line

x

4

(1) On the Graph Editor window, tap [Type] and then [

x

=Type] to specify an

x

= equation.

(2) Tap the box to the right of line number “

x

4”, and then input the equation:

3y.

(3) Press

E to store the equation.

u To store an inequality

Example: To store the inequality

y

>

x

2

– 2

x

– 6 in line

y

5

(1) On the Graph Editor window, tap [Type] and then [

y

>Type] to specify an inequality

expression.

(2) Tap the box to the right of line number “

y

5”, and then input the expression:

x{2-2x-6.

(3) Press

E to store the expression.

Tip

• An error message appears if you enter an expression that does not fit the function type. Either

input the new function into a different line or delete the current function and then change the type
before re-inputting the function.

• You can change the equality/inequality sign of an

x

-type (

x

=,

x

>,

x

<,

x

t,

x

s) or

y

-type

(

y

=,

y

>,

y

<,

y

t,

y

s) expression after you input it. Simply tap the current equality/inequality sign.

3-3-4

Storing Functions

On the Type dialog box that appears, select the sign you want and then tap [OK].