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bahrom7893

  • 3 years ago

Does anyone remember how to use differentials to approximate?

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  1. bahrom7893
    • 3 years ago
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    Use differentials to approximate the change in the surface area of a sphere as the radius changes.

  2. Algebraic!
    • 3 years ago
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    at what radius?

  3. lgbasallote
    • 3 years ago
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    related rates?

  4. Algebraic!
    • 3 years ago
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    no.

  5. Algebraic!
    • 3 years ago
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    differentials.

  6. Coolsector
    • 3 years ago
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    s = 4pir^2 so : ds = 4pi * 2rdr ds = 8pirdr

  7. bahrom7893
    • 3 years ago
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    okay thanks

  8. Coolsector
    • 3 years ago
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    yw

  9. bahrom7893
    • 3 years ago
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    That's all I wanted to know @Coolsector , thanks, no useless info lol

  10. lgbasallote
    • 3 years ago
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    hmm isn't related rates differential @Algebraic! ? http://en.wikipedia.org/wiki/Related_rates

  11. Algebraic!
    • 3 years ago
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    no.

  12. bahrom7893
    • 3 years ago
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    in related rates, you find the RATE of change

  13. bahrom7893
    • 3 years ago
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    with differentials, you find the change itself

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