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anonymous

  • one year ago

(a) Estimate the area under the graph of f(x)=7/x from x=1 to x=5 using four approximating rectangles and right endpoints. (b) Repeat part (a) using left endpoints.

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  1. anonymous
    • one year ago
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    For the right endpoints would it just be \[\frac{ 7 }{ 2 } +\frac{ 7 }{ 3 }+\frac{ 7 }{ 4 }+\frac{ 7 }{ 5 }\] ?

  2. Tommynaut
    • one year ago
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    That looks right. Using the same mentality, what would part b) be?

  3. anonymous
    • one year ago
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    Hmm... I think that's \[7+\frac{ 7 }{ 2 }+\frac{ 7 }{ 3 }+\frac{ 7 }{ 4 }\] am I right?

  4. Zale101
    • one year ago
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    Correct.

  5. anonymous
    • one year ago
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    Thanks so much! :D

  6. freckles
    • one year ago
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    the only thing I would add..

  7. freckles
    • one year ago
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    or better word multiply by is...

  8. freckles
    • one year ago
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    oh the base which is (5-1)/4 which is 1 :) so not really needed

  9. anonymous
    • one year ago
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    Ohh right!

  10. anonymous
    • one year ago
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    I was too lazy to type that in :P

  11. anonymous
    • one year ago
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    but thanks!!!

  12. freckles
    • one year ago
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    but you didn't type it in because you knew you didn't need it :)

  13. anonymous
    • one year ago
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    True xD

  14. freckles
    • one year ago
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    Go you! :)

  15. anonymous
    • one year ago
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    Haha thanks @freckles :D

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