Goten77
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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Goten77
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Goten77
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i got more
jada1701877
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ok that's good what you're doing.
Goten77
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forgot to mention a = 0 since its at the middle point and B is some point thats greater then 0
Goten77
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then i got this but im sure somethings wrong
Goten77
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jada1701877
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Whoa,aren't you the one who posed this question Goten77?
Goten77
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am i doing this right so far?
jada1701877
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I mean posted this?
Goten77
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ye i posted
Goten77
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so is what i did right so far?
abb0t
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What is n? I think that is usually given. But if not, then yes. You're on the right path
Goten77
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Goten77
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hmm if thats right then i get to this part
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Goten77
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Goten77
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heres where i get lost
abb0t
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You're "n" should cancel out when you take the limit, you get an actual value.
Goten77
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hmm something like this u mean?
Goten77
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Goten77
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must b a really long reply XD
abb0t
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Oh sorry, haha. Yeah. like that. The N's should cancel :)
oldrin.bataku
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I wrote a reply but the LaTeX rendering script failed as usual.
Goten77
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<.<
Goten77
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hmm maybe this
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Goten77
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well the right side = 1 but then im left with the anti derivative of y = x and not y = 2x
Goten77
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<.< should a 2 b on the top from like the start or somethign?
abb0t
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Well, yeah. Lol. It should. You should have got that from your b-a tho, I believe.
Goten77
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oh i think i get it now
Goten77
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Goten77
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Goten77
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hmm this problem took me way to long
abb0t
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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.