Use a calculator to find the acute angle ? (to the nearest tenth of a degree) that satisfies the equation.? = tan-1 ( 1.9092997)
A. 117.6°
B. 62.4°
C. 27.6°
D. 242.4°
Answer: B
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Use the figures to answer the question.
Name the figure which is a fraction strip depicting 
.
A. None of these B. Figure 3 C. Figure 2 D. Figure 1
Solve the problem.A research team collected data concerning a local welfare-to-work program. They found that the more frequently a participant attended weekly group support meetings, the longer he or she would keep the same job. The data are summarized in the graph below. Call the function f.
Does f have an inverse? Why or why not?
A. No, because it fails the vertical line test. B. Yes, because it passes the vertical line test. C. No, because it fails the horizontal line test. D. Yes, because it passes the horizontal line test.
Find the area of the figure.
A. 10s7 B. 5s7 C. 5s10 D. 10s10
Find the elasticity.q = D(x) = 
A. E(x) = 
B. E(x) = 
C. E(x) = 
D. E(x) = 1