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Unformatted text preview: every time x . concentration K ( x ) = 2( x1) e x + 4 3. Over a fourhour period, the number of students within a certain campus building changes at a rate of ( x ) = 100 x 4x , where x is the number of hours that have elapsed during that period. If the building is initially empty, how many students are present after 4 hours? number of students after x hours: N ( x ) = 40(4x ) 5 2800 3 (4x ) 3 2 + 2560 3...
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 Spring '08
 Smith
 Calculus, Derivative, Integrals

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