Solve the problem.A ball is thrown vertically upward from the top of a building 144 feet tall with an initial velocity of 128 feet per second. The distance s (in feet) of the ball from the ground after t seconds is 
After how many seconds will the ball pass the top of the building on its way down?
A. 8 sec
B. 7 sec
C. 144 sec
D. 10 sec
Answer: A
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Rationalize the denominator. Assume that all variables represent positive values.
A. 
B. 
C. 
D. 
The graph of the logarithm has a point of inflection.
Answer the following statement true (T) or false (F)
Use a calculator to find the function value. Give your answer rounded to seven decimal places, if necessary.cos 39°4'
A. 0.2882066 B. 0.3882066 C. 0.7764132 D. 0.9764132
Solve the problem.The population of a small town can be modeled by P = -32t + 13,500, where t is the number of years since 2010. Interpret the P-intercept of the graph of this function.
A. The population of the town was 32,000 in 2010. B. The population of the town was 13,500 in 2010. C. The population of the town is increasing by 32 people per year. D. The population of the town is decreasing by 32 people per year.