Find the domain of the rational function.f(x) =

A. {x|x ? 3, x ? -5}
B. all real numbers
C. {x|x ? -3, x ? 5}
D. {x|x ? 3, x ? -3, x ? -5}

Answer: A

Mathematics

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A bus company operates four bus routes (A, B, C, and D) and 100 buses. The buses are apportioned among the routes on the basis of average number of daily passengers per route which is given in the following table. Find the apportionment of the buses among the routes using Adams's method.

A. Route A: 12; Route B: 37; Route C: 19; Route D: 32 B. Route A: 12; Route B: 37; Route C: 20; Route D: 31 C. Route A: 13; Route B: 36; Route C: 19; Route D: 32 D. Route A: 13; Route B: 36; Route C: 20; Route D: 31 E. none of these

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Mathematics