The graph of a polar equation is given. Select the polar equation for the graph.
A. r = 5
B. r = 5 sin(5?)
C. r = 5 + cos(5?)
D. r = 5 cos(5?)
Answer: D
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Let U = {all soda pops}, A = {all diet soda pops}, B = {all cola soda pops}, 
and 
Describe the set in words.(A ? D) ? C'
A. All non-cola soda pops not in cans B. All non-diet, non-caffeine-free soda pops not in cans C. All diet soda pops not in cans or all caffeine-free soda pops not in cans D. All diet, caffeine-free soda pops not in cans
Write the percent as a fraction or mixed number in simplest form. 12.5%
A. 
B. 
C. 
D. 
Find another name for the given number, but with the denominator indicated.
= 
A. 
B. 
C. 
D. 
Perform the indicated operation.(5a2 - 12b)(-4a2 + 8b + c)
A. -20a4 + 88a2b - 96b4 + 5a2bc B. -20a4 + 88a2b2 - 96b2 C. -20a4 + 88a2b + 5a2c - 96b2 - 12bc D. -20a2 + 88ab + 5a2c - 96b2 - 12c