Write out the first five terms of the sequence for n = 1, 2, 3, 4, and 5.an = 
A. 
, 
, 
, 
, 
B. - 
, - 
, - 
, - 
, - 
C. 
, - 
, 
, - 
, 
D. 
, - 
, - 
, - 
, - 
Answer: C
Mathematics
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Graph the pair of parametric equations with the aid of a graphing calculator.x = 4 sin t - sin 4t, y = 4 cos t - cos 4t, 0 ? t ? 2?
A. 
B. 
C. 
D. 
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Find the indicated vector.Let u = 
, v = 
. Find 2u - 6v.
A. 
B. 
C. 
D. 
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The eccentricity is given of a conic section with one focus at the origin, along with the directrix corresponding to that focus. Find a polar equation for the conic section. e = 1/2, x = 9
A. r = 
B. r = 
C. r = 
D. r = 
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Find the reciprocal of the number or algebraic fraction.
A. - 
B. -7y
C. 7y
D. - 
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