Texas Instruments TI-84 Plus Manual Book page 581

Function or
Instruction/Arguments
fMax(expression,
variable,lower,upper
[,tolerance])
fMin(expression,variable,
lower,upper[,tolerance])
fnInt(expression,variable,
lower,upper[,tolerance])
FnOff [function#,
function#,...,function n]
FnOn [function#,
function#,...,function n]
Appendix A: Functions and Instructions
Result
Returns the value of
variable where the local
maximum of expression
occurs, between lower and
upper, with specified
tolerance.
Returns the value of
variable where the local
minimum of expression
occurs, between lower and
upper, with specified
tolerance.
Returns the function
integral of expression with
respect to variable,
between lower and upper,
with specified tolerance.
Deselects all Y= functions
or specified Y= functions.
Selects all Y= functions or
specified Y= functions.
Key or
Keys/Menu or
Screen/Item

MATH
7:fMax(

MATH
6:fMin(

MATH
9:fnInt(

Y-VARS
4:On/Off
2:FnOff

Y-VARS
4:On/Off
1:FnOn
578