Identify the conic that the polar equation represents. Also, give the position of the directrix.r = 
A. parabola, directrix parallel to the polar axis 3 above the pole
B. parabola, directrix perpendicular to the polar axis 3 right of the pole
C. hyperbola, directrix perpendicular to the polar axis 3 right of the pole
D. hyperbola, directrix parallel to the polar axis 3 above the pole
Answer: A
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Determine whether the nonincreasing sequence converges or diverges.an = 
A. Diverges B. Converges
Solve the problem.Julie and Eric row their boat (at a constant speed) 24 miles downstream for 4 hours, helped by the current. Rowing at the same rate, the trip back against the current takes 6 hours. Find the rate of the current.
A. 0.5 mph B. 1 mph C. 5 mph D. 2 mph
Provide an appropriate response.Evaluate 82 + 4 - 9 following the order of operations without using a calculator.
A. 59 B. 21 C. 11 D. 69
Write the percent as a decimal.5.1%
A. 51.0 B. 5.1 C. 0.51 D. 0.051