Find the exact value of the expression if ? = 45°. Do not use a calculator.g(?) = cos ?Find 12g(?).
A. -6
B. 6
C. -12
D. 12
Answer: B
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Find the surface area of the surface S.S is the portion of the surface 
that lies above the rectangle 
and 
in the x-y plane.
A. 
[40 + ln 9]
B. 60[40 + ln 9]
C. 12[40 + ln 9]
D. 6[40 + ln 9]
Solve the radical equation. Check all proposed solutions.x - 
= 4
A. x = -1 B. x = 9 C. x = 1, 2 D. x = 2, 9
Solve the problem.If the police have 8 suspects, how many different sets of 5 suspects can they select for a lineup?
A. 6720 B. 40 C. 56 D. 336
Solve. Give your answer as a mixed numeral.A drink dispenser for carbonated soft drinks is set to dispense 16 ounces of beverage when a button is pushed. At the beginning of each work day for 4 days a drink is dispensed and the quantity is carefully measured. The amounts are 
ounces, 
ounces, 
ounces, and
ounces. What was the average quantity of drink dispensed?
A. 15
oz
B. 15
oz
C. 15
oz
D. 14
oz