Casio CFX-9850G PLUS Calculator User Manual


 
Quick-Start
xiii
GRAPH FUNCTIONS
The graphing capabilities of this calculator makes it possible to draw complex graphs
using either rectangular coordinates (horizontal axis: x ; vertical axis: y) or polar coordi-
nates (angle:
θ
; distance from origin: r).
Example
1: To graph Y = X(X + 1)(X – 2)
1. Press
m.
2. Use d, e, f, and c to highlight GRAPH,
and then press w.
3. Input the formula.
v (v+b)
(v -c)w
4. Press 6 (DRAW) or w to draw the graph.
Example
2: To determine the roots of Y = X(X + 1)(X – 2)
1. Press ! 5 (G-Solv).
1