Find the square root and simplify. Round the square root to the nearest thousandth if necessary.
A. 8.888
B. 79.000
C. 8.893
D. 8.885
Answer: A
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Solve. Give your answer as a mixed numeral.A courier distributes packages along two routes. The northern route can be completed in 5
minutes, whereas the southern route takes 9
minutes. Find the total time it takes to complete the deliveries for one month if the northern route is taken 29 times and the southern route 50 times.
A. 585
min
B. 104
min
C. 314
min
D. 629
min
Solve the equation and check your solution.
= 
A. x = -20 B. x = 20 C. x = 60 D. No solution
Restrict the domain of the function f so that the function is one-to-one and has an inverse function. Then find the inverse function f-1. State the domains and ranges of f and f-1. ? f(x) = |x - 9| + 1 ?
A. f-1(x) =x+ 8The domain of f and the range of f-1 are all real numbers x such that x ? 9.The domain of f-1 and the range of f are all real numbers x such that x ? 1. B. f-1(x) = x - 8The domain of f and the range of f-1 are all real numbers x such that x ? 9.The domain of f-1 and the range of f are all real numbers x such that x ? 1. C. f-1(x) = -x - 8The domain of f and the range of f-1 are all real numbers x such that x ? 1.The domain of f-1 and the range of f are all real numbers x such that x ? -9. D. f-1(x) = x + 8The domain of f and the range of f-1 are all real numbers x such that x ? -9.The domain of f-1 and the range of f are all real numbers x such that x ? 1. E. f-1(x) = -x + 8The domain of f and the range of f-1 are all real numbers x such that x ? 1.The domain of f-1 and the range of f are all real numbers x such that x ? 9.
The projected number of wireless subscribers y (in millions) from 2000 through 2006 is summarized in the accompanying table:
