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Draw equation
6 Draw
Draws an additional graph based on a given expres-
sion.
Example
• Draw the graph of y = 3x
1. Select Draw.
2. Enter "3x
line.
3. Press E.
This tool can be used with
Note:
rectangular coordinate graphs only.
7 Shade(
Shade( equation1, equation2 [, lower value, upper
value] )
Draws two graphs, and shades the area between the
two. If the x range is specified, it shades the area within
the specified range.
Example
• Shade the area enclosed by y =
1. Select Shade(.
2. Enter "
line.
3. Press E.
Example
• Shade the area enclosed by y =
within the range of –2 ≤ x ≤ 3.
Before starting operation, Select ClrDraw to clear the
graphs previously drawn.
1. Select Shade(.
2. Enter "
on the line.
3. Press E.
It is also possible to specify
Note:
a function if stored in Y0 to Y9.
Chapter 4: Graphing Features
2
-4x+2.
–
+
2
4x
2" on the
1
–
x
2
8, x)" on the
4
1
–
-
x
2
8, x,
2, 3)"
4
1
– 8 and y = x.
2
x
4
1
– 8 and y = x
2
x
4
71
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