Solve the problem.The driver of a car traveling at 36 ft/sec suddenly applies the brakes. The position of the car is 
t seconds after the driver applies the brakes. How many seconds after the driver applies the brakes does the car come to a stop?
A. 12 sec
B. 18 sec
C. 6 sec
D. 36 sec
Answer: C
Mathematics
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Solve the problem.A pulley with a diameter of 26 inches is driven by a belt which is moving 859 ft/min. To the nearest unit, how many revolutions per minute are made by the pulley?
A. 231 rpm B. 126 rpm C. 138 rpm D. 224 rpm
Mathematics
Solve the equation by the quadratic formula.x2 + 16x + 41 = 0
A. 8 + 
B. 8 ± 
C. -8 ± 
D. -16 + 
Mathematics
Find a rectangular equation for the plane curve defined by the parametric equations.x = 
, y = 2t + 5, for t in (0, ?)
A. y = 2
- 5, x in (0, ?)
B. y = 2
+ 5, x in (0, ?)
C. y = 2x2 - 5, x in (0, ?)
D. y = 2x2 + 5, x in (0, ?)
Mathematics
Select the correct graph of the following equations of the hyperbola and find the center of the hyperbola.
?
?
A. Center: (2, - 3)
B. Center: (0, 0)
C. Center: (2, - 3)
D. Center: (0, 0)
?
E. Center: (2, - 3)
Mathematics