Sharp EL-9900 Calculator User Manual


 
105
Chapter 6: Advanced Graphing Features — Advanced Keyboard
H_Line
Example
•Draw a horizontal line manually.
1. Press @
d A
3.
2. Use the cursor
navigation keys
({ } ; ') to move the flashing
cursor to the appropriate position.
3. Press E to draw the line.
4 V_line Draws a vertical line on the graph window.
V_Line
x-value
Draws a vertical line (
x = value
) on the graph
window.
Example
•Draw a horizontal line of x = 3.
1. Press @ d A 4 and enter the
value 3.
H_Line
y-value
Draws a horizontal line (
y = value
) on the graph
window.
Example
•Draw a horizontal line of y = 5.
1. Press @
d A
3 and enter
the value 5.
3 H_line Draws a horizontal line on the graph window.
From the GRAPH
window
From the Calculation
screen
From the Calculation
screen