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MCS,PHD
Argosy University/ Phoniex University/
Nov-2005 - Oct-2011
Professor
Phoniex University
Oct-2001 - Nov-2016
Air pollution nitrogen dioxide is a brown gas that impairs breathing. The amount of nitrogen dioxide present in the atmosphere on a certain may day in the city of long beach measured in psi (pollutant standard index) at time t, where t is measured in hours, and t = 0 corresponds to 7 a.m., is approximated by
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Find the time of the day when the amount of nitrogen dioxide is greater than or equal to 128 psi.
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