PARAMETRIC EQUATIONS Graphing Plane Curves (Page 7 of 12)

Another way to evaluate the parametric equations is by use of the TABLE. Set up the table for Ask mode first, which will allow you to specify any values of t you would like.

 2nd TBLSET key.

 Down arrow key. Down arrow key. Right arrow key. ENTER key.

 Calculator screen image.

Go to the TABLE and enter the values -2.5, 0 and 3π/2 for t. Notice that the parameter t is displayed along with both the x and y values.

 2nd TABLE key.
 Negation key. 2.5 ENTER key.
 0 ENTER key.
 3 2nd Pi key. Divide key. 2 ENTER key.		 Calculator screen image.
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