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Goten77

  • 3 years ago

need calculus help y=2x find antiderivative using riemann sum yes i kno its just y = x^2 + c but i need help doing the work..... this is what i got so far below

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  1. Goten77
    • 3 years ago
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    |dw:1355372909640:dw|

  2. Goten77
    • 3 years ago
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    i got more

  3. jada1701877
    • 3 years ago
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    ok that's good what you're doing.

  4. Goten77
    • 3 years ago
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    |dw:1355372991600:dw| forgot to mention a = 0 since its at the middle point and B is some point thats greater then 0

  5. Goten77
    • 3 years ago
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    then i got this but im sure somethings wrong

  6. Goten77
    • 3 years ago
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    |dw:1355373081568:dw|

  7. jada1701877
    • 3 years ago
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    Whoa,aren't you the one who posed this question Goten77?

  8. Goten77
    • 3 years ago
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    am i doing this right so far?

  9. jada1701877
    • 3 years ago
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    I mean posted this?

  10. Goten77
    • 3 years ago
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    ye i posted

  11. Goten77
    • 3 years ago
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    so is what i did right so far?

  12. abb0t
    • 3 years ago
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    What is n? I think that is usually given. But if not, then yes. You're on the right path

  13. Goten77
    • 3 years ago
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    |dw:1355373820929:dw|

  14. Goten77
    • 3 years ago
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    hmm if thats right then i get to this part |dw:1355373870543:dw|

  15. Goten77
    • 3 years ago
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    |dw:1355373968636:dw|

  16. Goten77
    • 3 years ago
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    heres where i get lost

  17. abb0t
    • 3 years ago
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    You're "n" should cancel out when you take the limit, you get an actual value.

  18. Goten77
    • 3 years ago
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    hmm something like this u mean?

  19. Goten77
    • 3 years ago
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    |dw:1355374279406:dw|

  20. Goten77
    • 3 years ago
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    must b a really long reply XD

  21. abb0t
    • 3 years ago
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    Oh sorry, haha. Yeah. like that. The N's should cancel :)

  22. oldrin.bataku
    • 3 years ago
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    I wrote a reply but the LaTeX rendering script failed as usual.

  23. Goten77
    • 3 years ago
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    <.<

  24. Goten77
    • 3 years ago
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    hmm maybe this |dw:1355375769697:dw|

  25. Goten77
    • 3 years ago
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    well the right side = 1 but then im left with the anti derivative of y = x and not y = 2x

  26. Goten77
    • 3 years ago
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    <.< should a 2 b on the top from like the start or somethign?

  27. abb0t
    • 3 years ago
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    Well, yeah. Lol. It should. You should have got that from your b-a tho, I believe.

  28. Goten77
    • 3 years ago
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    oh i think i get it now

  29. Goten77
    • 3 years ago
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    |dw:1355375997984:dw|

  30. Goten77
    • 3 years ago
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    |dw:1355376040397:dw|

  31. Goten77
    • 3 years ago
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    hmm this problem took me way to long

  32. abb0t
    • 3 years ago
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    Yeah, reimann sum problems are long. introduction methods to easy methods are always long. just like the definition of the derivative. it' could take a long time.

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