Concept explainers
Effect of Elevation on Weight If an object weighs pounds at sea level, then its weight (in pounds) at a height of miles above sea level is given approximately by
(a) If Amy weighs 120 pounds at sea level, how much will she weigh on Pikes Peak, which is 14,110 feet above sea level?
(b) Use a graphing utility to graph the function . Use pounds.
(c) Create a TABLE with and to see how the weight varies as changes from 0 to 5 miles.
(d) At what height will Amy weigh 119.95 pounds?
(e) Does your answer to part (d) seem reasonable? Explain.
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Precalculus (10th Edition)
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