Posted by **joyce** on Sunday, July 10, 2011 at 10:51pm.

The atmospheric pressure P in pounds per square inch (psi) is given by the formula below, where a is the altitude above sea level (in miles). If a city has an atmospheric pressure of 13.25 psi, what is its altitude? (Recall that 1 mi = 5,280 ft. Round your answer to the nearest foot.)

P=14.7e^0.21a

_________ ft

- college math -
**Lee Ann**, Friday, July 15, 2011 at 10:00am
2611 ft

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