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Example: Using Range Variables in Plots
Use range variables when plotting functions to control the number of plotted points and the range over which functions are plotted.
1. Define a range variable.
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2. Use the range variable as the independent variable in a parametric plot. Add crosses from the Symbols list to indicate the location of the plotted points.
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3. To increase the number of plotted points, repeat steps 1 and 2 with a range variable that has a step size of 0.1.
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You can view the points plotted in the first two plots:
Range Variable
Y-axis expression
X-axis expression
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4. To increase the range of the plotted points, repeat steps 1 and 2 with a range variable that has an end limit of 2 π.
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