HP 39gII

Polar app 123
9
Polar app
About the Polar app
The Polar app allows you to explore polar equations.
Polar equations are equations in which r is defined in
terms of . They take the form .
Getting started with the Polar app
Open the Polar
app
1. Open the Polar app.
ISelect Polar
Like the Function app,
the Polar app opens in
the Symbolic view.
Define the
expression
2. Define the polar equation .
tsS
zsf
dny
msfdmjE
θ
rfθ()=
r 4πθ2⁄() θ()
2
coscos=