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OpenStudy (anonymous):
Hey I'm having trouble getting my head around this one could anyone explain how I could evaluate this please :) Let D={(x,y,z) such that z^2=1+x^2+y^2 and 1
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OpenStudy (experimentx):
http://www.wolframalpha.com/input/?i=integrate+sqrt%281%2Bx%5E2%2By%5E2%29dydx
OpenStudy (experimentx):
better try this first and put values for x http://www.wolframalpha.com/input/?i=integrate+sqrt%281%2Bx%5E2%2By%5E2%29dx
OpenStudy (experimentx):
and integrate for y
OpenStudy (anonymous):
thx
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