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anonymous

  • one year ago

Estimate the area under the curve f(x) = 16 – x^2 from x = 0 to x = 3 by using three inscribed (under the curve) rectangles. Answer to the nearest integer.

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  1. anonymous
    • one year ago
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    Would I take the integral of the function from 0 to 3?

  2. dinamix
    • one year ago
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    yup this it @Ephemera use integral u know how use it right ?

  3. anonymous
    • one year ago
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    \[\int\limits_{0}^{3}16-x ^{2} \] That would be it correct?

  4. dinamix
    • one year ago
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    yup

  5. dinamix
    • one year ago
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    \[\left[ 16x-\frac{ x^3 }{ 3 } \right]\]

  6. dinamix
    • one year ago
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    (16(3)- 3^3/3) - 0 = 48-9 = 39 this the area @Ephemera

  7. anonymous
    • one year ago
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    @dinamix just solved it myself and got 39 as well. Appreciated.

  8. anonymous
    • one year ago
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    @dinamix I got this one wrong too....could it be a faulty system?

  9. dinamix
    • one year ago
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    so what fault u sopke @Ephemera

  10. anonymous
    • one year ago
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    What?

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