Solve the problem. Round your answer, if appropriate.The radius of a right circular cylinder is increasing at the rate of , while the height is decreasing at the rate of . At what rate is the volume of the cylinder changing when the radius is 5 in. and the height is 13 in.?

A. 730? in.3/sec
B. 340? in.3/sec
C. -146 in.3/sec
D. 340 in.3/sec


Answer: A

Mathematics

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Use properties of logarithms to expand the logarithmic expression as much as possible. Where possible, evaluate logarithmic expressions without using a calculator.log3 

A. 2 - log3(x - 1)
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B. [-6, -2]

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D. (2, 6)

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