POLAR COORDINATES Graphing (Page 6 of 12)

For a second example, graph the function r = 3 + 5sinθ. Enter the function as r1 and begin with a standard window.

 Y= key. CLEAR key.
 3 Plus key. 5 SIN key. X,T,theta,n key. Right parenthesis key.

 ZOOM key. 6: menu selection.

 Calculator screen image. Calculator screen image.

To get a better view of this graph, change the WINDOW settings so that Xmin = -6, Xmax = 6, Ymin = -1 and Ymax = 9.

 WINDOW key.

 Down arrow key. Down arrow key. Down arrow key. Negation key. 6 ENTER key. 6 ENTER key. Down arrow key. Negation key. 1
 ENTER key. 9

 Calculator screen image.
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