Use a proportion to solve the application.Jim can drive 392 miles in 8 hours. How many hours will it take him to drive 1421 miles?
A. 58 hours
B. 29 hours
C. 3136 hours
D. 39 hours
Answer: B
Mathematics
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Determine the order of integration and then evaluate the integral.
A. 
tan-1 81 - 1 ln 6562
B. 81 tan-1 81 - 
ln 6562
C. 81 tan-1 81 - 1 ln 6562
D. 
tan-1 81 - 
ln 6562
Mathematics
Simplify the expression. Use positive exponents. Assume variables represent nonzero real numbers.
6
A. x12
B. 
C. 
D. x36
Mathematics
Match the system of equations with one of the graphs.x2 - y2 = 36x - 6 = 7y
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.S(x) = -x3 + 6x2 + 288x + 4000, 4 ? x ? 20 is an approximation to the number of salmon swimming upstream to spawn, where x represents the water temperature in degrees Celsius. Find the temperature that produces the maximum number of salmon.
A. 8°C B. 4°C C. 20°C D. 12°C
Mathematics