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Mathematics 17 Online
OpenStudy (anonymous):

I wanna know why iPad cannot handle the coding for this site at all. Once you hit like 17 responses, I can't view the question, nor can I post equations. Frustrating!

OpenStudy (amistre64):

how about.... the volume of rotation about the x axis of f(x)=1/x from [1,inf] ?

OpenStudy (anonymous):

Particularly with you amistre! You post a million times on a question rather than chat. Haha

OpenStudy (amistre64):

:) i wouldnt want you to have to read a novel lol

OpenStudy (anonymous):

Fair. Btw are you a guy or girl? You type like a guy.

OpenStudy (amistre64):

..... guy

OpenStudy (amistre64):

old....guy

OpenStudy (anonymous):

Cool. But ln is divergent unless alternated.

OpenStudy (amistre64):

it aint ln....remember to squre the function prior to integrating

OpenStudy (anonymous):

Oh true. I read it as area. It's late. Haha. But squaring it would in fact create a convergent p series, so I gotcha.

OpenStudy (amistre64):

now your just trying to impress me with fancy wrods :)

OpenStudy (amistre64):

words even....

OpenStudy (anonymous):

So, that'd be lim as b goes to infinity of the integration of 1 to b of (f(x))^2

OpenStudy (anonymous):

I forget what property that is, but it probably has an impressive term too haha

OpenStudy (amistre64):

pi [S] [1/x]^2 dx pi [S] x^-2 dx ; [1,inf) F(x) = pi (-1/x) .

OpenStudy (amistre64):

at x=1; we have -pi at x = inf we have pi(0) o - -pi = pi :)

OpenStudy (anonymous):

Yeah.

OpenStudy (anonymous):

Same thing haha. Typed differently

OpenStudy (anonymous):

Or rather expanded.

OpenStudy (amistre64):

i havent tried series and sequences yet...

OpenStudy (amistre64):

btw, cute pic.... is it yours :)

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