Using the CALC (Calculate) Operations
CALCULATE Menu
To display the
CALCULATE
current graph functions.
CALCULATE
1:
value
2:
zero
3:
minimum
4:
maximum
5:
intersect
6:
dy/dx
7:
‰f(x)dx
value
evaluates one or more currently selected functions for a specified value of X.
value
When a value is displayed for X, press ' to clear the value. When no value is displayed,
Note:
press ' to cancel the
To evaluate a selected function at X, follow these steps.
1. Select
from the
1:value
corner.
2. Enter a real value, which can be an expression, for
3. Press Í.
The cursor is on the first selected function in the Y= editor at the
coordinates are displayed, even if
To move the cursor from function to function at the entered
free-moving cursor, press | or ~.
menu, press y /. Use the items on this menu to analyze the
Calculates a function Y value for a given X.
Finds a zero (x-intercept) of a function.
Finds a minimum of a function.
Finds a maximum of a function.
Finds an intersection of two functions.
Finds a numeric derivative of a function.
Finds a numeric integral of a function.
operation.
value
menu. The graph is displayed with
CALCULATE
format is selected.
CoordOff
X=
between
and
X
Xmin
Xmax
value you entered, and the
X
value, press } or †. To restore the
X
Chapter 3: Function Graphing
in the bottom-left
.
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