Sharp EL-9900C User Manual page 54
Graphing calculator
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Also See for EL-9900C:
- Operation manual (284 pages) ,
- Specifications (2 pages) ,
- Bid specifications (1 page)
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QUADRATIC EQUATIONS
Graphing and translations of quadratic equations
1. Turn the calculator on and press Y= . Press CL to remove an old Y1
expression. Press ENTER
2. To enter the quadratic equation ( y = x
Enter the viewing window range by pressing ZOOM
3. When 2 is added to x
function for Y2 by pressing Y=
What does the addition of 2 do?
4. When - 2 is added to x
for this expression, press Y=
ENTER GRAPH . What does the addition of - 2 do?
5. Summarize the effect of k within the standard equation y = a(x – h)
Advanced Keyboard/ALGEBRA USING THE SHARP EL-9900
Copyright © 2002, Sharp Electronics Corporation. Permission is granted to photocopy for educational use only.
CL to remove an old Y2 expression.
2
) for Y1, press X/θ/T/n
2
, the resulting equation is y = x
▼
X/θ/T/n
2
, the resulting equation is y = x
▼
CL X/θ/T/n
1
x
A (Zoom) 7 (Dec).
2
+ 2. Enter this
2
x
+
2 . Press GRAPH .
2
– 2. To change Y2
2
x
–
2 .
2
2
.
+ k.
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