Identify and graph the polar equation.r = 5 - 4 cos ? 
A. 
limacon without inner loop
B. 
limacon with inner loop
C. 
limacon with inner loop
D. 
limacon without inner loop
Answer: D
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Solve the problem.Two angles are supplementary if the sum of their measures is 180°. If the measure of one angle is given by (
)° and the measure of its supplement is given by (
)°, find the measures of the two angles.
A. 16°, 164° B. 8°, 172° C. 62°, 118° D. 124°, 56°
Provide an appropriate response.Is the function given by f(x) = 
continuous at x = -2? Why or why not?
A. No, 
f(x) = f(-2) does not exist
B. Yes, 
f(x) = f(-2)
Determine two pairs of polar coordinates for the point with 0° ? ? < 360°.(2
, 6)
A. (4
, 60°), (-4
, 240°)
B. (4
, 30°), (-6
, 330°)
C. (4
, 30°), (-4
, 330°)
D. (4
, 300°), (-4
, 60°)
Graphically approximate the limit (if it exists) by using a graphing utility to graph the function.
?
?
A. 
?
B.
C.
?
D.
?
E.
?
