186 Index
entering
alphabetic characters 4
data into lists 30
expressions 4
lists to plot 33
Equ4String( (equation-to-string
conversion) 118
equal-to relational test (=) 150
equation solver 28
error messages 42
errors
messages 169
examples—applications
area between curves 67
areas of regular n-sided
polygons 73
box plots 57
box with lid 50
defining a 50
defining a table of values 51
setting the viewing window
53
tracing the graph 54
zooming in on the graph 55
zooming in on the table 52
cobweb attractors 64
fundamental theorem of
calculus 71
guess the coefficients 65
inequalities 60
mortgage payments 75
parametric equations, ferris
wheel problem 68
piecewise functions 59
quadratic formula
converting to a fraction 48
displaying complex results 49
entering a calculation 47
Sierpinski triangle 63
solving a system of nonlinear
equations 62
unit circle and trig curves 66
examples—Getting Started
adding complex numbers 28
building tables 24
calculating linear regressions 35
calculating statistical variables 36
changing FORMAT menu 9
changing mode settings 19
decimals to fractions 26
editing and deleting 11, 12
entering data into lists 30
equation solving 29
error messages 43
finding factorials (!) 27
finding square roots 27
graphing functions 18
grouping lists 40
least common multiples 27
matrix equation solving 38
mode settings 20
rand function 26
running applications 45
sending variables 99
setting graphing window 22
solving trigonometric functions
28
statistical list editor 31
storing values 15, 16, 17
subtraction and negation 13
turning off grid points 10
ungrouping variables 41
using parentheses 14
exponential regression (ExpReg) 119
expr( (string-to-expression
conversion) 118
ExpReg (exponential regression) 119
expression
converting from string (expr( )
118
turning on and off (ExprOn 119
expressions
deleting 11
editing 11
entering 4
ExprOff (expression off) 119
ExprOn (expression on) 119
F
Faceplates 5
factorial (!) 27, 149
Fill( 119
finding
factorials (!) 27
least common multiples 27