Texas Instruments TI-84 PLUS - Graphing Calculator Manual Book page 370

Function or
Instruction/Arguments
Input [variable]
Input ["text",variable]
Input [Strn,variable]
inString(string,substring
[,start])
int(value)
G Int(pmt1,pmt2
[,roundvalue])
invNorm(area[, , ])
m s
invT(area,df)
iPart(value)
irr(CF0,CFList[,CFFreq])
isClockOn
:IS>(variable,value)
:commandA
:commands
Ù
listname
LabelOff
LabelOn
Lbl label
Result
Prompts for value to store to variable.
Displays Strn and stores entered value to variable.
Returns the character position in string of the first
character of substring beginning at start.
Returns the largest integer
expression, list, or matrix.
Computes the sum, rounded to roundvalue, of the interest
amount between pmt1 and pmt2 for an amortization
schedule.
Computes the inverse cumulative normal distribution
function for a given area under the normal distribution
curve specified by m and
Computes the inverse cumulative student-t probability
function specified by degree of freedom, df for a given area
under the curve.
Returns the integer part of a real or complex number,
expression, list, or matrix.
Returns the interest rate at which the net present value of
the cash flow is equal to zero.
Identifies if clock is ON or OFF. Returns 1 if the clock is
ON. Returns 0 if the clock is OFF.
Increments variable by 1; skips commandA if variable>value. †
Identifies the next one to five characters as a user-created
list name.
Turns off axes labels.
Turns on axes labels.
Creates a label of one or two characters.
 a real or complex number,
s .
Appendix A: Functions and Instructions
Key or
Keys/Menu or
Screen/Item

†
I/O
1:Input

†
I/O
1:Input
y N
inString(

NUM
5:int(
Œ
1:Finance
CALC
A: G Int(
y =
DISTR
3:invNorm(
y =
DISTR
4:invT(

NUM
3:iPart(
Œ
1:Finance
CALC
8:irr(
y N
isClockOn

CTL
A:IS>(
y 9
OPS
Ù
B:
y .
†
LabelOff
y .
†
LabelOn

†
CTL
9:Lbl
363