Integrate the function.

A.  tan-1 5+  + C
B.  + C
C. tan-1 5-  + C
D. ln  + C


Answer: A

Mathematics

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A. 2.5 gallons B. 3 gallons C. 3.5 gallons D. 96 gallons

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Solve the problem.The resistance of a wire varies directly as the length of the wire and inversely as the square of the diameter of the wire. A 20 foot length of wire with a diameter of  has a resistance of  What would the resistance be for a  length, with diameter  of the same kind of wire ?

A. 16.95 ohms B. -2.05 ohms C. 2.45 ohms D. 4.95 ohms

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Give the ordered pairs for the points labeled on the graph.

A. G(6, -2); H(-7, -2) B. G(6, -7); H(-2, -6) C. G(6, -7); H(-6, -2) D. G(-7, 28); H(-2, -6)

Mathematics

Answer the question about the given function or graph of a function.  Find any local minimum of f.

A. Local minimum of -3.3 at x = -2.5 and local minimum of -2.5 at x = 5 B. Local maximum of -3.3 at x = -2.5 and local maximum of -2.5 at x = 5 C. Local minimum of -2.5 at x = -3.3 and local minimum of 5 at x = -2.5 D. Local maximum of -2.5 at x = -3.3 and local maximum of 5 at x = -2.5

Mathematics