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Mathematics 20 Online
OpenStudy (akshay_budhkar):

How to integrat root of sinxdx????

OpenStudy (anonymous):

\[\int\limits_{}^{}\sqrt{\sin(x)}dx\]

OpenStudy (akshay_budhkar):

yup how to do it??

OpenStudy (anonymous):

by parts

OpenStudy (anonymous):

sinx ^3/2 /3/2 . -cosx + c

OpenStudy (anonymous):

thats the answer i suppose

OpenStudy (akshay_budhkar):

@jahtoday i tried by parts... fenymam gal nope its not that i suppose.. its a tough 1 i guess

OpenStudy (anonymous):

\[\int\limits_{}^{} \sqrt{\sin(x)} = -2 E[ (1/4)*(\pi-2x) | 2 ]\] E[ x | m ] is the elliptic integral of the second kind here's a good explanation of "E" http://mathworld.wolfram.com/EllipticIntegraloftheSecondKind.html

OpenStudy (anonymous):

oh ok and diogo explan didnt understand :/

OpenStudy (anonymous):

This integral doesn't reduce to familiar functions, but is rather an elliptic integral of the second kind. So, Integral of sqrt(sin x) = -2E((pi-2x)/4 | 2) Elliptic integrals can be found in math references or calculated using programs like Maple.

OpenStudy (anonymous):

@ Akshay what math r u in?

OpenStudy (anonymous):

Not possible with elementary functions.

OpenStudy (akshay_budhkar):

@jahtoday.. I have done my grade 12.. I am going to do engineering ahead.. :)

OpenStudy (anonymous):

very nice but i was asking if this was a calc 2 assignment or calc 3 or something? because then we can do different things to answer the question such as what Diogo did

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