Solve the problem.Evaluate tan-1 
.
A. 0
B. - 
C. Undefined
D. - 
Answer: B
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Solve the problem.The demand equation for a certain product is P = 75 - 0.001x, where x is the number of units sold per week and P is the price in dollars at which one is sold. The weekly revenue R is given by 
What number of units sold produces a weekly revenue of $60,000?
A. 792 units B. 809 units C. 59,925,000 units D. 74,191 units
Solve the problem.You have earned your degree and you have been offered jobs at two well-established firms. You are impressed with both firms, so you will choose the firm that offers more total earnings for your career based on the following assumptions:? You will work for the same company for your entire career.? Your career will last 35 years.? Firm A offers a starting annual salary of $25,000 with a 5 percent raise at the end of each year.? Firm B offers a starting annual salary of $35,000 with a 3 percent raise at the end of each year.In addition to determining which firm to choose, also give the total earnings at each firm.
What will be an ideal response?
Two linear functions, y1 and y2, are graphed with their point of intersection indicated. Give the solution set of 
A. {8} B. {-3.2} C. {6} D. {5.6}
Perform the indicated operation or operations.(6 - 9)2(3 - 5)3
A. -72 B. -36 C. 1 D. 72