Rewrite the expression with positive exponents then, if the expression is numeric, evaluate it.x-3
A. 
B. 
C. x3
D. 3x
Answer: A
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Use a half-angle identity to find an exact value for the following, given the information about x. Find cos x given that cos 2x = 
and 0 ? 2x < 
.
A. cos x = 7
B. cos x = 
C. cos x = 
D. cos x = 
Solve the problem.A boat moves 6 kilometers upstream in the same amount of time it moves 20 kilometers downstream. If the rate of the current is 5 kilometers per hour, find the rate of the boat in still water.
A. 2
kilometers per hour
B. 5 kilometers per hour
C. 9
kilometers per hour
D. 8
kilometers per hour
Plot the number in the complex plane.6 - i
A. 
B. 
C. 
D. 
Which of the following types of CEO succession has the greatest potential to motivate employees to perform well?
A. outsider succession B. inside/outside succession C. insider succession D. all of these