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Lecture 4

Week 4 (lec 9-11) Lecture Notes

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Department
Mathematics
Course
MATH 138
Professor
Francis Poulin
Semester
Winter

Description
Lec 9 Volume of revolution 2Monday January 23 20121028 AMRecall Volumes of revolution using disks and washersab Volume generated by minus volume generated byRevolving out the axis For this we must invert the function to get andydcxIn general ExampleFind the volume of revolution of the curveAbout the xaxis then about the yaxis where Part a MATH 138 Page 1 Part ax1x2Straight forward to expand then integrate We find Part bXyxyTo begin we must invert this equation to findComplete the squareMATH 138 Page 2
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