Casio FX-CG20 - Sketch

23
SKETCH
[
F4
]
In the SKETCH-Menu, various utility lines are generated.
Overview of the SKETCH-Menu
Delete sketches: Cls
(
Clear Screen
) [
F1
]
Delete guides and calculated content area.
Tangent: Tangent
[
F2
]
[
F2
]
and with the Cursor keys or by entering a value of a point on the
curve, confirm with
[
EXE
]
. The tangents are drawn on the selected
point.
Normal: Norm
[
F3
]
[
F3
]
and with the Cursor keys, or by entering a value of a point on the
curve, confirm with
[
EXE
]
The normal is drawn on the selected point.
Note: In the, “Derivative on” in the SETUP, the Tangent, or Normal
equation is shown.
Inverse Function:
Inverse
[
F4
]
Draws the Inverse function
Further Guides
[
F6
] ([
F6
])
Circle
(
Circle
)
, Vertical
(
Vertical
)
, Horizontal
(
Horz
)
, Text, etc.
SKETCH
• Plot guide lines
(
e.g. Tangent or Normal
)
• Delete guide lines with
[
F1
] (
Cls
)
• By entering a value, a point can be assessed directly.