Solve the problem.An earthquake was recorded which was 1,584,893 times more powerful than a reference level zero earthquake. What is the magnitude of this earthquake on the Richter scale? Intensity on the Richter scale is log10(I/I0).
A. 5.2
B. 6.2
C. 14.3
D. 0.62
Answer: B
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Use the graph of the rational function f to identify x-values where either f(x) is undefined or 
A. x = 0, 1, or 5 B. x = -5, 0, or 1 C. x = 0 or 1 D. x = -5 or 1
Use the MACRS depreciation rates table to solve the problem. Round to the nearest dollar.MACRS Depreciation Rates 
NewAge Consulting purchased a desktop publishing system (5-year property) at a cost of $9600. Find the accumulated depreciation at the end of 3 years.
A. $7941 B. $5402 C. $6835 D. $8889
Use algebraic and/or graphical methods to solve the inequality.
? 
A. -1 < x < 6 or x > 
B. -6 ? x ? 1 or x ? 
C. -6 < x < 1 or x ? 
D. -1 ? x ? 6 or x ? 
Use the graph of f to evaluate the given expression(s).f(-6) and f(6)
A. f(-6) = 6; f(6) = 1 B. f(-6) = -1; f(6) = -6 C. f(-6) = 6; f(6) = -2 D. f(-6) = 0; f(6) = 6