PARAMETRIC EQUATIONS Graphing Plane Curves (Page 4 of 6)

There are three new settings related to the parameter t. Tmin is the starting t-value, Tmax is the ending t-value, and Tstep determines how the values of t will be spaced. Observe that a standard window has t-values that range from 0 to 2π.
WINDOW key. Calculator screen image.
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