Consider the following parametric equations. Eliminate the parameter to obtain an equation in x and y. Determine the starting point, the ending point, and the direction of the curve (clockwise/counterclockwise). Finally, sketch the parametric curve indicating the starting and ending points, and its direction as t increases. а. x = -7 cos 2t, y = -7 sin 2t; 0

Trigonometry (MindTap Course List)
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Chapter6: Topics In Analytic Geometry
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Consider the following parametric equations. Eliminate the parameter to obtain an equation in x and y. Determine the
starting point, the ending point, and the direction of the curve (clockwise/counterclockwise). Finally, sketch the
parametric curve indicating the starting and ending points, and its direction as t increases.
а.
x = -7 cos 2t,
y = -7 sin 2t;
0 <t <
4
b.
x = 4 cos t,
y = 9 sin t;
-T <t<T
Transcribed Image Text:Consider the following parametric equations. Eliminate the parameter to obtain an equation in x and y. Determine the starting point, the ending point, and the direction of the curve (clockwise/counterclockwise). Finally, sketch the parametric curve indicating the starting and ending points, and its direction as t increases. а. x = -7 cos 2t, y = -7 sin 2t; 0 <t < 4 b. x = 4 cos t, y = 9 sin t; -T <t<T
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