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C–8 ALG: Summary
8
´
¸8º
&/)
Displays y.
If you want to perform a coordinate conversion as part of a chain calculation, you
need to use parentheses to impose the required order of operations.
Example:
If r = 4.5,
θ
=
π
3
2
, what are x, y
?
Keys: Display: Description:
{

}
Sets Radians mode.
|]
2
q
3
z
|N|`
1ªº
π
2
)
Use parentheses to impose
the required order of
operations.
[
4.5
|s
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%/.)
Calculates x.
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&/)
Displays y.
Integrating an Equation
1. Key in an equation. (see "Entering Equations into the Equation List" in chapter
6) and leave Equation mode.
2. Enter the limits of integration: key in the lower limit and press
[
, then key
in the upper limit.
3. Display the equation: Press
|H
and, if necessary, scroll through the
equation list (press
or
) to display the desired equation.
4. Select the variable of integration: Press
|
variable. This starts the
calculation.