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Clarence

  • one year ago

The integral using vertical rectangles which finds the volume obtained when the region bounded by y=x and y=x^2 is rotated about the line y=1 is?

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  1. clarence
    • one year ago
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    I got pi/5 and I just wanted to double check with someone

  2. welshfella
    • one year ago
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    its been a while . ..

  3. clarence
    • one year ago
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    That's alright, I can wait :)

  4. welshfella
    • one year ago
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    No. I cant recall this stuff well enough. I looked it up on wolfram though and pi/5 is correct.

  5. clarence
    • one year ago
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    Oh okay, totally forgot to use wolfram, thanks anyway!

  6. welshfella
    • one year ago
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    yw

  7. welshfella
    • one year ago
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    Volume generated = pi * INT [(1 - x^2)^2 - ( 1 - x)^2] dx between the limits 0 and 1

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