Solve the equation by dividing each side by the coefficient. Simplify.n ? 45 = 12
A. n = 
B. n = 
C. n = 
D. n = 540
Answer: B
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Evaluate the improper integral or state that it diverges.
A. 6 B. 0 C. 3 D. diverges
Use the graph of a known basic function and horizontal shifts to sketch the function.y = (x + 5)2 
A. 
B. 
C. 
D. 
Solve the problem.If Emery has $1100 to invest at 6% per year compounded monthly, how long will it be before he has $2100? If the compounding is continuous, how long will it be? (Round your answers to three decimal places.)
A. 106.985 yr, 11.11 yr B. 0.133 yr, 1.078 yr C. 10.804 yr, 10.777 yr D. 0.925 yr, 0.898 yr
Solve the problem.A lumber yard has fixed costs of $6146.50 a day and variable costs of $1.00 per board-foot produced. The company gets $2.90 per board-foot sold. How many board-feet must be produced daily to break even?
A. 6146 board-feet B. 2156 board-feet C. 3235 board-feet D. 1576 board-feet