Identify the conic that the polar equation represents. Also, give the position of the directrix.r = 
A. hyperbola, directrix perpendicular to the polar axis 3 right of the pole
B. ellipse, directrix perpendicular to the polar axis 3 left of the pole
C. hyperbola, directrix perpendicular to the polar axis 3 left of the pole
D. ellipse, directrix perpendicular to the polar axis 3 right of the pole
Answer: C
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Convert the given unit of measure to the measure shown.321 grams to kilograms
A. 32,100 kilograms B. 0.0321 kilogram C. 321,000 kilograms D. 0.321 kilogram
Solve the problem.Use regression to find constants a, b, c, and d so that f(x) = a sin (bx + c) + d models the data given below. Round all answers to 9 decimal places.
A. 5.277184939; 0.062976370; -2.042562480; 6.904195597 B. 4.708150061; 1.025102863; -2.474285177; 7.076487153 C. 5.099259265; 0.531578044; -1.738394218; 8.659926499 D. 5.099259265; 0.531578044; -1.738394218; 6.659926499
Sketch the graph of the function.
?
?
A. ?
B. ?
C. ?
D. ?
E.
Simplify the expression.16-5/4
A. - 
B. 32
C. 
D. not a real number