Solve.4x3 + x2 - 4x - 1 = 0
A. 1 , 
B. -1 , 4
C. 1 , -1
D. 1 , -1 , - 
Answer: D
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The graph shown is one period of a function of the form y = a sin k(x-b). Determine the function.
 figure 1.png)
Use De Moivre's theorem to evaluate the expression. Write the result in standard form.(2(cos 45° + i sin 45°))4
A. 16 B. -16i C. 16i D. -16
Find the perimeter or area of the figure as indicated.Find the perimeter.
A. (12x + 20) m B. (19x + 5) m C. (11x + 12) m D. (19x + 12) m
Provide an appropriate response.Suppose the time (in minutes) applicants must wait to receive a driver's examination is uniformly distributed with density function f(x) = 
where 0 ? x ? 40 and f(x) = 0 elsewhere. What is the probability that an applicant must wait more than 35 minutes?
Fill in the blank(s) with the appropriate word(s).