Manual

278 Polar app
3. Define the expression 5cos(/2)cos()
2
.
5
Szf
dn
2>>
fd
>
j
E
Notice how the
d
key enters
whatever variable
is relevant to the current app. In this app the relevant
variable is .
4. If you wish, choose a color for the plot other than its
default. You do this by selecting the colored square to
the left of the function set, tapping , and
selecting a color from the color-picker.
For more information about adding definitions, modifying
definitions, and evaluating dependent definitions in
Symbolic view, see “Common operations in Symbolic
view” on page 81.
Set angle
measure
Set the angle measure to radians:
5.
S
Y
(Settings)
6. Tap the Angle
Measure field and
select Radians.
For more information on
the Symbolic Setup view,
see “Common
operations in Symbolic
Setup view” on page 87.
Set up the
plot
7. Open the Plot Setup view:
S
P
(Setup)