Casio fx-9750G PLUS - Manual (Page 177)

149
k k k k k Determining a Coordinate ( x for a given y / y for a given x )
Example To determine the y -coordinate for x = 0.5 and the x -coordinate
for y = 3.2 in the graph y = x (x + 2) (x – 2)
View Window:
(B)
!5 (G-Solv)6(g)1(Y-CAL)
Specify a graph.
cw
• At this time, the unit waits for input of an
x -coordinate value.
Input the x -coordinate value.
a.f
Determine the corresponding y -coordinate value.
w
Specify a graph.
!5 (G-Solv)6(g)
2 (X-CAL) cw
• At this time, the unit waits for input of a
y -coordinate value.
Input the y -coordinate value.
d.c
Determine the corresponding x -coordinate value.
w
Analyzing a Function Graph
9 - 2