Solve the problem.A coin is tossed upward from a balcony 200 feet high with an initial velocity of 48 feet per second, then its height after t seconds is given by the equation 
During what interval of time will the coin be at a height of at least 
A. 0 ? t ? 5
B. 5 ? t ? 10
C. 0 ? t ? 1
D. 4 ? t ? 5
Answer: A
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Solve the problem.Suppose that f is continuous and that 
and 
Find 
A. 12 B. -4 C. -12 D. -3
Solve the problem.A nail 2
inches long is driven into a board 
thick. How much of the nail protrudes from the other side of the board?
A. 2
in.
B. 
in.
C. 1
in.
D. 
in.
Multiply.(0.5x5)(-0.3x2)
A. -0.15x10 B. -0.15x7 C. 0.15x10 D. 0.15x7
Solve the problem.A life insurance company uses the following rate table for annual premiums for women for term life insurance. Use a graphing utility to fit an exponential function to the data. Predict the annual premium for a woman aged 70 years.
A. y = 0.0000398x4.06, $1233 B. y = 6.367e0.068x, $743 C. y = -9306.4 + 2516.3 ln (x), $1723 D. y = 8.94e0.068x, $1044