Evaluate the derivative.f(x) = csch-1(4/x)

A.
B.
C. - 
D.

Answer: B

Mathematics

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Solve the application problem.The product of two positive consecutive integers is 19 more than their sum. Find the integers.

A. 5, 6  B. 4, 5 C. -4,  -3 D. -6, -5

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Mathematics

Write an equation for the piecewise function.

A. f(x) = 
B. f(x) = 
C. f(x) = 
D. f(x) = 

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Mathematics

Write in logarithmic form.53 = 125

A. 3 = log125 5 B. 3 = log5 125 C. 5 = log3 125 D. 125 = log5 3

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Mathematics

Find the exact solutions to the quadratic equation, using a method of your choice.9x2 + 27x + 20 = 0

A. ,  
B. , - 
C. - , -  
D. - , -  

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Mathematics