Solve the problem.In the analysis of the waveform of an AM radio wave, the equation 
arises. Find 
, assuming that the other quantities are constant.
A. 
B. 
C. 
D. 
Answer: D
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Divide.
A. -10 B. 15 C. -15 D. 10
Answer the question.Sue has taken four exams so far in her History course. Her scores are 75.8, 78.2, 93, and 87.5. What is the average of these scores?
A. 82.225 B. 83.775 C. 83.625 D. 85.825
Determine the equation of the vertical asymptote for the graph of this function, and state the domain and range of this function.f(x) = ln(x + 2) - 4
A. Vertical asymptote: x = -4; Domain: (-4, ?), Range: (-?, ?) B. Vertical asymptote: x = - 2; Domain: (- 2, ?), Range: (-?, ?) C. Vertical asymptote: x = 4; Domain: (4, ?), Range: (-?, ?) D. Vertical asymptote: x = 2; Domain: (2, ?), Range: (-?, ?)
Introduce slack variables as necessary, and write the initial simplex tableau for the problem.Find x1 ? 0 and x2 ? 0 such that 5x1 + 10x2 ? 12210x1 + 15x2 ? 139and z = 2x1 + 5x2 is maximized. 
A. 
B. 
C. 
D. 
