Casio CFX-9850G PLUS, User'S Manual & Technical Reference

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14-1 Before Graphing a Conic Section
k k
k k k
Entering the CONICS Mode
1. In the Main Menu, select the
CONICS
icon and enter the CONICS Mode.
When you do, the following built in function menu appears on the screen.
2. Use
f
and
c
to highlight the built-in function you want, and then press
w
.
The following nine functions are built in.
Graph Type Function
Parabola X = A (Y – K)
2
+ H
X = AY
2
+ BY + C
Y = A (X – H)
2
+ K
Y = AX
2
+ BX + C
Circle (X – H)
2
+ (Y – K)
2
= R
2
AX
2
+ AY
2
+ BX + CY + D = 0
Ellipse (X – H)
2
(Y – K)
2
–––––––– + –––––––– = 1
A
2
B
2
Hyperbola (X – H)
2
(Y – K)
2
–––––––– – –––––––– = 1
A
2
B
2
(Y – K)
2
(X – H)
2
–––––––– – –––––––– = 1
A
2
B
2