Without using a calculator, give the exact trigonometric function value with rational denominator.sin 60°
A. 
B. 
C. 
D. 
Answer: B
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Solve the problem.Write an iterated triple integral in the order 
for the volume of the region in the first octant enclosed by the cylinder 
and the plane 
.
A. 
B. 
C. 
D. 
Find the limit, if it exists.
A. Does not exist B. 3 C. 0 D. 1/3
Solve.While traveling in a car, the centrifugal force a passenger experiences as the car drives in a circle varies jointly as the mass of the passenger and the square of the speed of the car. If the a passenger experiences a force of 64.8 newtons when the car is moving at a speed of 30 kilometers per hour and the passenger has a mass of 80 kilograms, find the force a passenger experiences when the car is moving at 30 kilometers per hour and the passenger has a mass of 50 kilograms.
A. 36 newtons B. 45 newtons C. 54 newtons D. 40.5 newtons
Find the exact value of the expression. Do not use a calculator.sin 
- cos 
A. 
B. 1
C. 0
D. 