4. An average adult person has 100 billion brain cells. During very strenuous mental activity e.g. Math 211 long quiz , the brain cells degrade at a rate proportional to the square of the quantity of brain cells a person has with constant of proportionality of 9 x 1019 cell' hrL.After 1.5 hours of giving your best answering this quiz, how much of the original neurons have you lost ?

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter4: Polynomial And Rational Functions
Section4.6: Variation
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4. An average adult person has 100 billion brain cells. During very strenuous mental
activity e.g. Math 211 long quiz , the brain cells degrade at a rate proportional to the
square of the quantity of brain cells a person has with constant of proportionality of
9 x 1019 cell' hr*.After 1.5 hours of giving your best answering this quiz, how much of the
original neurons have you lost ?
Transcribed Image Text:4. An average adult person has 100 billion brain cells. During very strenuous mental activity e.g. Math 211 long quiz , the brain cells degrade at a rate proportional to the square of the quantity of brain cells a person has with constant of proportionality of 9 x 1019 cell' hr*.After 1.5 hours of giving your best answering this quiz, how much of the original neurons have you lost ?
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