Quiz1__key_Spring2007_122_new - MA 122 Section B1 Arazyan,...

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MA 122 Section B1 Quiz#1 Arazyan, Spring 2008 Student Name _______KEY (1) _________ Discussion Section #___ BU ID#_______________ Show all your work for full credit. 1. (12 points) An oil tanker aground on a reef is losing oil and producing an oil slick that is radiating outward at a rate given approximately by 0 16 60 + = t t dt dR where R is the radius (in feet) of the circular slick after t minutes. Find the radius of the slick after 9 minutes if the radius is 0 when 0 = t . Solution: dt du t u feet R t t R C C R C t C u C u du u du u dt t t R
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This note was uploaded on 04/17/2008 for the course MA 122 taught by Professor Arazyan during the Spring '08 term at BU.

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