Getting Started
The buttons that have a small black triangle in the lower right corner of them have additional related functions. Right click on a button to see its additional functions. The additional functions are listed below with the main entry.
Alt
Switches between button palettes. See below
Base
Set Base - Sets the current base
Convert Base - Converts from the current base to another base without changing the current base
Help with Bases - Brings up the bases help file
Cons
Display a list of constants that can be added to the expression
Conv
Display a list of conversions that can be added to the expression
Clear
Left click peforms the character option
Character - Clears one character in the expression box
Expression - Clears the entire expression box
Graph - Unchecks all the graphs in the current graph tab
Output - Clears the output window
History - Deletes the expression history drop down list
All - Performs all the above, plus clears all graphs in all graph tabs
Log
Adds a logarithm to the expression
10^ - Right clicking provides "10^" added to the expression
Sin, Cos, Tan
Adds the corresponding trig function to the expression
Right clicking provides hyperbolic and arc options
^
Power operator (pronounced "to the")
Ln
Adds a natural logarithm to the expression
e^ - Right clicking provides "e^" added to the expression
EE
Multiplies a number by 10 to the x power
Right clicking provides 10 to the -x power
( and)
Normal, everyday parentheses
/, *, -, +
Basic math operators
0,1,2,3,4,5,6,7,8,9
Numbers... same as using the keypad
X2
Adds a squared term to the expression
Right click provides additional powers of x
Square Root Button
Adds a square root to the expression
Right click provides additional roots of x
X-var
Adds a variable to the expression
Ans
Places the previous answer in the expression
Right clicking brings up the most recent 20 answers
.
Adds a decimal to the expression
,
Adds a comma to the expression for use with functions that take multiple arguments
Enter
Tells the calculator to compute the expression
Mod
Performs a modulus operation
Floor
Returns the greatest integer less than the argument
Ceil
Returns the lowest integer greater than the argument
fib
Returns the nth Fibonacci number
%
Returns a percentage (ie. 1/100)
Min
Returns the minimum of two values
Max
Returns the maximum of two values
gcd
Returns the greatest common divisor of two values
lcm
Returns the least common multiple of two values
abs
Returns the absolute value of a number
fPart
Returns the fractional piece of a number
iPart
Returns the integer piece of a number
round
rounds a number to the nearest integer
!=
Tests if 2 values are not equal
==
Tests if 2 values are equal
>
Tests if the first value is greater than the second value
<
Tests if the first value is less than the second value
>=
Tests if the first value is greater than or equal to the second value
<=
Tests if the first value is less than or equal to the second value
n!
Returns the factorial of a number
nCr
Returns the number of combinations of n and r
nPr
Returns the number of permutations of n and r
frand
Returns floating point random number between the two arguments
irand
Returns random integer between the two arguments
mean
Returns the arithmetic mean (average) of a list of numbers. Ex. mean( 90 : 95 : 88 : 92.5 : 86.5) = 90.4
med
Returns the arithmetic median (middle) of a list of numbers. Ex. median( 90 : 95 : 88 : 92.5 : 86.5) = 90
mode
Returns the arithmetic mode (number that occurs most often) of a list of numbers. Ex. mode( 90 : 95 : 88 : 92.5 : 86.5) = 90
stdev
Returns the standard deviation of a list of numbers. Ex. stdev( 90 : 95 : 88 : 92.5 : 86.5) = 3.056
var
Returns the variance of a list of numbers. Ex. variance( 90 : 95 : 88 : 92.5 : 86.5) = 9.339
A
Enter the hex digit 'A'
B
Enter the hex digit 'B'
C
Enter the hex digit 'C'
D
Enter the hex digit 'D'
E
Enter the hex digit 'E'
F
Enter the hex digit 'F'