Texas Instruments TI-83 PLUS - Manual (Page 150)

TI-83 Plus Function Graphing 147
Using the CALC (Calculate) Operations
CALCULATE Menu
To display the
CALCULATE
menu, press y ã
CALC
ä . Use the items on this
menu to analyze the current graph functions.
CALCULATE
1:value
Calculates a function Y value for a given X .
2:zero Finds a zero (x-intercept) of a function.
3:minimum Finds a minimum of a function.
4:maximum Finds a maximum of a function.
5:intersect Finds an intersection of two functions.
6:dy/dx Finds a numeric derivative of a function.
7: ‰f(x)dx Finds a numeric integral of a function.
value
value evaluates one or more currently selected functions for a specified
value of X .
Note: When a value is displayed for X , press ‘ to clear the value. When no
value is displayed, press ‘ to cancel the value operation.