Casio CFX-9850G PLUS Graph Guide

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2. Press w and then either f or c to make the pointer appear at the pointer
start point (bnStr = 0.02).
• The Y value for the pointer start point is always 0.
3. Each press of w draws web-like lines on the display.
w
↓
w
↓
This graph indicates that recursion formula bn+1 = 3bn + 0.2 is divergent.
•Inputting bn or n for the expression an+1, or Inputting an or n for the expression
bn+1 for linear recursion between two terms causes an error.
Editing Tables and Drawing Graphs 16 - 3

Casio CFX-9850G PLUS Specifications

General

Display Type	LCD
Display Size	128 x 64 pixels
Graphing Capability	Yes
Programming	Yes, BASIC-like language
Memory	32 KB
Power Source	4 AAA batteries