Solve the problem.A pendulum is released and swings until it stops. If it passes through an arc of 35 inches the first pass, and if on each successive pass it travels  the distance of the preceding pass, how far will it travel before stopping?

A. 175 in.
B. 140 in.
C. 315 in.
D. 210 in.


Answer: A

Mathematics

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Sketch a typical level surface for the function.f(x, y, z) = 

A.

B.

C.

D.

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Solve the problem.To solve the rational inequality  ? 2, you can first write the inequality with 0 on one side and the other side expressed as a single fraction. What value or values of x make the numerator of that fraction equal to 0?

A. {-4} B. {4} C. {5} D. {4, 5}

Mathematics

Use the properties of limits to find the indicated limit. 

A. 20 B. 0 C. 10 D. does not exist

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Decide if the answer is reasonable or unreasonable by rounding the numbers and estimating the answer. If the answer is not reasonable, find the correct answer.401.89 ÷ 39.6 = 10.15

A. Unreasonable, should be 0.1015 B. Reasonable C. Unreasonable, should be 1.015 D. Unreasonable, should be 101.5

Mathematics