Question: The function P(x) = 14.7e -0.21x models the average atmospheric pressure, P(x), in pounds per square inch, at an altitude of x miles above sea

The function P(x) = 14.7e^-0.21x models the average atmospheric pressure, P(x), in pounds per square inch, at an altitude of x miles above sea level. The atmospheric pressure at the peak of Mt. Everest, the world’s highest mountain, is 4.6 pounds per square inch. How many miles above sea level, to the nearest tenth of a mile, is the peak of Mt. Everest?

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