High concentrations of carbon monoxide CO can cause coma and possible death. The time required for a person to reach a COHb level capable of causing a coma can be approximated by the quadratic model T=.0002x^2-.316x+127.9, where T is the Exposure time in hours necessary to reach this level and 500 is less than or equal to X less than or equal to 800 is the amount of carbon monoxide present in the air in parts per million (ppm) a) what is the exposure time when x=720? b) estimate the concentration of CO necessary to produce a coma in 5 hours. 1.5.51Question Help vOnlineHigh concentrations of carbon monoxide C0 can cause coma and possible death. The time required for a person to reach a COH6 level capable of causing a coma can be approximated by the quadratic model T=.0002x-316x + 127.9. where Tis the exposure time lohours necessary to reach this level and 500sxs800 is the amount of carbon monoxide present in the air in parts per million (ppm).a) What is the exposure time when x 720?b) Estimate the concentration of CO necessary to produce a coma in 5 hrWhat is the exposure time when x= 720?hr(Round to the nearest tenth as needed)

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Algebra & Trigonometry with Analytic Geometry

13th Edition

ISBN:9781133382119

Author:Swokowski

Publisher:Swokowski

Chapter7: Analytic Trigonometry

Section7.6: The Inverse Trigonometric Functions

Problem 91E

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High concentrations of carbon monoxide CO can cause coma and possible death. The time required for a person to reach a COHb level capable of causing a coma can be approximated by the quadratic model T=.0002x^2-.316x+127.9, where T is the Exposure time in hours necessary to reach this level and 500 is less than or equal to X less than or equal to 800 is the amount of carbon monoxide present in the air in parts per million (ppm) a) what is the exposure time when x=720? b) estimate the concentration of CO necessary to produce a coma in 5 hours.

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