Identify the conic section that the polar equation represents. Describe the location of a directrix from the focus located at the pole.r = 
A. ellipse; The directrix is unit(s) above the pole at y =
.
B. ellipse; The directrix is unit(s) to the left of the pole at x = -
.
C. ellipse; The directrix is unit(s) to the right of the pole at x =
.
D. ellipse; The directrix is unit(s) below the pole at y = -
.
Answer: C
You might also like to view...
Find the inverse of the matrix (if it exists).A = 
A. A-1 = 
B. A-1 = 
C. A-1 = 
D. A-1 = 
Match the description with the correct graph.The slope is a large positive number.
A. 
B. 
C. 
D. 
Solve the problem.The number G of gears a machine can make varies directly as the time T it operates. If it can make 3965 gears in 8 hours, how many gears can it make in 15 hours?
A. 7434.38 gears B. 3988 gears C. 0.0303 gears D. 495.63 gears
Solve the inequality and graph the solution.12 + 12t + 11 ? 11t + 22
A. (12, ?)
B. [ -1, ?)
C. (-?, 12)
D. (-?, -1]