Texas Instruments TI-84 - Manual (Page 129)

Chapter 3: Function Graphing 126
Using the CALC (Calculate) Operations Using the CALC (Calculate) Operations Using the CALC (Calculate) Operations Using the CALC (Calculate) Operations
CALCULATE Menu CALCULATE Menu CALCULATE Menu CALCULATE Menu
To display the CALCULATE menu, press
y /. Use the items on this menu to
analyze the current graph functions.
value value value 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.
To evaluate a selected function at X, follow these steps.
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.