Find a unit vector u in the direction of the given vector.
A. 
B. 
C. 
D. 
Answer: D
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Find the limit, if it exists.
A. Does not exist B. 0 C. -8 D. 5
Solve the problem.During one year 40 new employees began work at Daniel's Manufacturing Company and 17 employees left. At the beginning of the year there were 259 employees. What was the number of employees at the end of the year?
A. 282 employees B. 299 employees C. 202 employees D. 316 employees
The figure shows the graphs of the cost and revenue functions for a company that manufactures and sells binoculars. Use the information in the figure to answer the question.
How many binoculars must be produced and sold for the company to break even?
A. 750 binoculars B. 1500 binoculars C. 2250 binoculars D. 2700 binoculars
Use the coordinates of the indicated points to find the slope of the line. 
A. -2
B. 2
C. 
D. - 