Plot the number in the complex plane.-5 + i
A. 
B. 
C. 
D. 
Answer: A
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Reverse the order of integration and then evaluate the integral.
A. 
(2e - 1)
B. 
(2e - 1)
C. 
(e - 1)
D. 
(e - 1)
A cleaning process is removing salt from a pool. The amount S, in pounds, of salt remaining after t hours is given in the following table. Use exponential regression to model the amount of salt remaining as a function of time. Round your answer to two decimal places. t 1.38 4.99 8.95 12.60 15.70 S 23.62 12.48 7.10 3.41 2.10?
A. 
B. ?
C. ?
D. ?
Solve the equation by completing the square.x2 + x + 3 = 0
A. 
B. 
C. 
D. 
Use the MACRS depreciation rates table to find the recovery percent (rate), given the recovery year and recovery period.MACRS Depreciation Rates 
Recovery year:9Recovery period:20 years
A. 4.522% B. 3.637% C. 4.462% D. 4.461%