Find the derivative of the function.y = ln 

A.  = 
B.  = 
C.  = 10 sec 5x
D.  = sec 5x csc 5x


Answer: B

Mathematics

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Find the indicated maximum or minimum values by the linear programming method. The constraints are shown below the objective function.Maximum P:P = 7x + 8yx ? 2, y ? 0x + 4y ? 12

A. 14 B. 24 C. 84 D. 34

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Find the domain and range of the inverse of the given function.f(x) = 

A. Domain: [7, ?); range: [0, ?) B. Domain: [0, ?); range: [7, ?) C. Domain: [7, ?); range: [7, ?) D. Domain and range: all real numbers

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Match the function f with its graph.f(x) = log1/3(x + 1)

A.

B.

C.

D.

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Solve the problem.A plastic rod used in manufacturing boats must be rejected if it differs in length from the standard length, s, by 0.13 inches or more. If the length of a rod is denoted by l, engineers express this relationship as . What are the values of l for which the part will be rejected, if the standard length is 14.10 inches?

A. l ? 13.97 or l ? 14.23 B. l ? 13.95 or l ? 14.24 C. l ? 14.23 D. 13.97 ? l ? 14.23

Mathematics