Provide an appropriate response.Use the fact that csc x =  +  +  +  + ... (for |x| < ?) to find the first four terms of the series for 2 csc(2x)  and thus for ln tan x.

A. ln|x| +  +  +  + ...
B. ln|x| -  +  -  + ...
C. ln|x| -  +  -  + ...
D. ln|x| +  +  +  + ...


Answer: A

Mathematics

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Solve the problem. Round to the nearest hundredth, if necessary.A bank's loan officer rates applicants for credit. The ratings are normally distributed with a mean of 240 and a standard deviation of 85. If an applicant is randomly selected, find the percentage of applicants with a rating that is between 190 and 265.

A. 61.41% B. 5.89% C. 27.76% D. 33.65%

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Solve the equation.x2 - 81 = 80x

A. x = -9, 9 B. x = 1, -81 C. x = -1, 81 D. x = -9, -9

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The function f(x) changes value when x changes from x0 to x0 + dx. Find the approximation error . Round your answer, if appropriate.f(x) = x2 - x, x0 = 9, dx = 0.05

A. 0.005 B. 0.4525 C. 0.0025 D. 0.45

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Graph the equation by plotting points.y = 

A.

B.

C.

D.

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