Solve the problem.A ball is thrown downward from a window in a tall building. Its position at time t in seconds is  where s is in feet below the window. How long (to the nearest tenth) will it take the ball to fall 66 feet?

A. 1.7 sec
B. 1.1 sec
C. 1.3 sec
D. 2.0 sec


Answer: C

Mathematics

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Find the extreme values of the function subject to the given constraint.  

A. Maximum: 3 at    minimum: -3 at  
B. Maximum: 3 at    minimum: -3 at  
C. Maximum: 3 at    minimum: -3 at  
D. Maximum: 3 at    and    minimum: -3 at    and  

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The bar graph below represents various colors of cars sold. Use the graph to answer the question(s). Which color sold under 20,000 cars?

A. Tan B. Yellow C. White D. Black

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Solve.x2 - x = -1

A. - 
B.  , 
C.
D.  , - 

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Evaluate the factorial expression.

A. 1 
B.
C. 10 
D. 10! 

Mathematics