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Ed25 Group TitleBest ResponseYou've already chosen the best response.0
Using Green's theorem I got 2 as result, but Wolfram says it is 5/3. Can somebody check on this?
 one year ago

myko Group TitleBest ResponseYou've already chosen the best response.0
express y as function of x and substitute into the integral: y=1x
 one year ago

Ed25 Group TitleBest ResponseYou've already chosen the best response.0
I did it already. thats how I get 2
 one year ago

amistre64 Group TitleBest ResponseYou've already chosen the best response.1
can you walk me thru your application of greens thrm
 one year ago

Ed25 Group TitleBest ResponseYou've already chosen the best response.0
partial derivatives are: dp/dy=3 and dq/dx=y, (i know that d should be written different)
 one year ago

Ed25 Group TitleBest ResponseYou've already chosen the best response.0
do we get dqdp = y+3
 one year ago

Ed25 Group TitleBest ResponseYou've already chosen the best response.0
and then integral is: dw:1370887152616:dw
 one year ago

Ed25 Group TitleBest ResponseYou've already chosen the best response.0
boundaries for X goes from 0 to 1 and for Y they are 0 and 1x, am I right?
 one year ago

amistre64 Group TitleBest ResponseYou've already chosen the best response.1
y = 0 to y = x+1 x = 0 to x = 1
 one year ago

amistre64 Group TitleBest ResponseYou've already chosen the best response.1
well, dxdy or dydx?
 one year ago

amistre64 Group TitleBest ResponseYou've already chosen the best response.1
dydx is intx[0,1] inty[0,1x]
 one year ago

amistre64 Group TitleBest ResponseYou've already chosen the best response.1
(1x)^2 / 2 from 0 to 1
 one year ago

amistre64 Group TitleBest ResponseYou've already chosen the best response.1
i forgot to yup the 3 :/
 one year ago

amistre64 Group TitleBest ResponseYou've already chosen the best response.1
\[\int_{0}^{1}\frac{(1x)^2}{2}+3(1x)~dx\]
 one year ago

Ed25 Group TitleBest ResponseYou've already chosen the best response.0
ok, i've found a mistake in my calculation, i'm doing it now directly by parametrization of curves, will see the result
 one year ago

Ed25 Group TitleBest ResponseYou've already chosen the best response.0
dw:1370889421386:dw
 one year ago

Ed25 Group TitleBest ResponseYou've already chosen the best response.0
for C1: x=t, y=0, 0<=t<=1 and Integral is = 1 C2: x=1t, y=t, 0<=t<=1, int=1/3 c3: x=0, y=1t, 0<=t<=1, int=0
 one year ago

experimentX Group TitleBest ResponseYou've already chosen the best response.1
about surface integrals, \[ \iint dx dy \] shoudl you give areadw:1370889753653:dw choose any way you like to integrate ... if this gives you your required area then your parametrization if correct. just put the function inside and integrate it.
 one year ago

amistre64 Group TitleBest ResponseYou've already chosen the best response.1
\[\int_{0}^{1}\int_{0}^{1y}y+3~dx~dy\] \[\int_{0}^{1}y(1y)+3(1y)~dy\] \[\int_{0}^{1}y^22y+3~dy\] \[\frac{1}{3}1+3\]
 one year ago

experimentX Group TitleBest ResponseYou've already chosen the best response.1
dw:1370889905032:dw
 one year ago
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