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anonymous

  • 5 years ago

When computing the surface aera? Why do we must consider the thing to be frustums, Why can't we consider the thing to be a little cylindrical?

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  1. anonymous
    • 5 years ago
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    Little cylindrical shapes, will have grab between them and it makes calculations harder. You can do it, but it's going to be rough.

  2. anonymous
    • 5 years ago
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    thank you, but when we take the limit of cylindrical , the gap between them will dispear, right?

  3. anonymous
    • 5 years ago
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    yes, i shouldn't have said that, you are correct. I will just make life a lot harder.

  4. anonymous
    • 5 years ago
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    dear wellington , do you have a skype? are you a student in university?

  5. anonymous
    • 5 years ago
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    Actually, yes. What is your major and math leve?

  6. anonymous
    • 5 years ago
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    my major is astrophysics, and I am a phD student. I am Chinese. My skype is erxinyue

  7. anonymous
    • 5 years ago
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    what math are you in?

  8. anonymous
    • 5 years ago
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    I preview the calculus, And this problem rises when I study the chapter of " Application of integration".

  9. anonymous
    • 5 years ago
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    hmm.. i see

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spraguer (Moderator)
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