Answer the question appropriately.Where does the periodic function f(x) = 5esin(x/2) take on its extreme values?
A. x = ±k?/5 where k is an even integer
B. x is an odd integer
C. x = ±k? where k is an even integer
D. x = ±k? where k is an odd integer
Answer: D
Mathematics
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Add or subtract as indicated. Simplify the result if possible. If an answer is an improper fraction, write it as a mixed number.
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A. 
B. 
C. 
D. 
Mathematics
Determine whether or not the equation is linear.6x + 7x(x - 9) = 16x
A. Linear B. Not linear
Mathematics
Solve the problem.Bob finds that the cost of driving his truck is 53 cents per mile. Give a numerical representation, in the form of a table, for a function f that computes the cost in dollars of driving x miles. Let 
A. 
.
B. 
.
C. 
.
D. 
.
Mathematics
Simplify.
A. Not a real number B. 6 C. 18 D. 7
Mathematics