Find the domain of the rational function.h(x) = 
A. {x|x ? 0}
B. {x|x ? -5}
C. all real numbers
D. {x|x ? 5}
Answer: D
Mathematics
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Find the inverse function of f(x) = FIGURE 1.png)
What will be an ideal response?
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Solve the problem.Trains S and T are both traveling in the same direction. Their distance in miles North of Chicago after x hours are computed by the functions fS and fT, respectively, and their graphs are shown in the figure for 
During what time interval is Train T closer to Chicago than Train S? 
A. always, or x ? 0 B. between 3.3 and 8 hours, or 3.3 < x ? 8 C. between 0 and 3.3 hours, or 0 ? x < 3.3 D. after 3.3 hours, or x > 3.3
Mathematics
Multiply by powers of 10.20.935 × 100
A. 2093.5 B. 20.93500 C. 120.935 D. 20,935
Mathematics
Classify the angle as acute, right, obtuse, or straight.
A. Straight B. Acute C. Obtuse D. Right
Mathematics