Q1:
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Which equation has parametric equations:
x = 3cos t and y = 3 sin t?
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A. x2 + y2 = 81
B. x2 + y2 = 9
C. (x - 3)2 + y2= 9
D. x2 + (y - 3)2= 9
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Answer 1:
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Q2:
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Find dy⁄dx for the parametric equations in question 1. |
A. - tan t
B. tan t
C. -cot t
D. cot t
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Answer 2:
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Q3:
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What is dy⁄dx for the circle given by x = 9cos t and y = 9sin t? |
A. - tan t
B. tan t
C. -cot t
D. cot t
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Answer 3:
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Q4:
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Which is one of the parametric equations for the ellipse
?
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A. x = 36cos t
B. x = 6cos t
C. x = -6cos t
D. y = 25cos t
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Answer 4:
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Q5:
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Which is one of the parametric equations for the hyperbola
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A. y = 4tan t
B. x = 9sec t
C. y = 2tan t
D. x = -9sec t
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Answer 5:
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