Find the volume of the solid formed by revolving the region bounded by y = 6x – x and y= 0 about the x-axis. 1296 Tt units3 259.2 units3 36TT units 36 units3

Mathematics For Machine Technology
8th Edition
ISBN:9781337798310
Author:Peterson, John.
Publisher:Peterson, John.
Chapter65: Achievement Review—section Six
Section: Chapter Questions
Problem 44AR: Solve these prism and cylinder exercises. Where necessary, round the answers to 2 decimal places...
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QUESTION 3
Find the volume of the solid formed by revolving the region bounded by y = 6x -x and y=0 about the x-axis.
1296
TT units3
259.2 units3
36π units 5
36 units3
Transcribed Image Text:QUESTION 3 Find the volume of the solid formed by revolving the region bounded by y = 6x -x and y=0 about the x-axis. 1296 TT units3 259.2 units3 36π units 5 36 units3
Expert Solution
Step 1

Since region is bounded by y=6x-x2 & y=0  , then 

6x-x2=0x6-x=0

Therefore x=0 & x=6 is point of intersection at y=0.

Now , volume of the solid formed by revolving the region bounded by y=6x-x2  & y=0

about x-axis is 

V=06fx2dx   where fx=6x-x2 .

Now , 

V=066x-x22dx

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ISBN:
9781337798310
Author:
Peterson, John.
Publisher:
Cengage Learning,