Provide an appropriate response.If r < 0, 0 ? ? < 2?, and r cis ? has real part equal to 0, then what must ? be?
A. 0
B. 
C. ?
D. 
Answer: B
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Use the given transformation to evaluate the integral.  FIGURE 1.png)
xy dA,where R is the region in the first quadrant bounded by the lines y = x, y = 3x and the hyperbolas xy = 2, xy = 4;  figures 4.png)
, y = v.
What will be an ideal response?
Solve the given differential equation.6x dy + 3y dx + 3y dy = 0
A. 3xy2 + y3 = 0 B. 3xy2 + y3 = c C. 3xy3 + y2 = c D. y3 = 3xy2 + c
Find the standard deviation s for the given data. Round your answer to one more decimal place than the original data.The manager of a bank recorded the amount of time each customer spent waiting in line during peak business hours one Monday. The frequency distribution below summarizes the results. Find the standard deviation. Round your answer to one decimal place. 
A. 5.4 B. 5.7 C. 7.0 D. 5.2
Provide an appropriate response.Explain why the acid-test ratio is a better measure of financial health than the current ratio.
What will be an ideal response?