Solve the problem.Two pulleys of diameter 9 meters and 3 meters are connected by a belt. The larger pulley rotates 47 times per minute. Find the angular speed of the smaller pulley.
A. 141? rad/min
B. 282? rad/min
C. 423? rad/min
D. 212? rad/min
Answer: B
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Evaluate the function 
at the value of 
Round your result to three
a. –1.386 b. 2.079 c. –2.079 d. 1.386
Find the relative extrema, if any, of the function. Use the second derivative test, if applicable.
?
?
A. Relative maximum: f (1) = 6 B. Relative maximum: f (0) = 2 C. Relative minimum: f (0) = 2 D. Relative minimum: f (1) = 6 E. none
Solve the equation using the quadratic formula.2x2 + 10x + 5 = 0
A. x = 
B. x = 
C. x = 
D. x = 
Solve the problem.The position of a weight attached to a spring is s(t) = -4 cos 5t. What are the frequency and period of the system?
A. Frequency = 
cycles per sec, period = 
sec
B. Frequency = 5 cycles per sec, period = 
sec
C. Frequency = 
cycles per sec, period = 
sec
D. Frequency = 
cycles per sec, period = 
sec