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Mathematics 6 Online
rvc (rvc):

Beta Function... Please Help :)

rvc (rvc):

\[\rm \int\limits_{0}^{1}\frac{ x^2 }{\sqrt{1-x^4} }\int\limits_{0}^{1}\frac{ dx }{\sqrt{1-x^4} }dx\] \(\rm Put~x^4=t~\\~at~ the~ end~ i~ get~ this~\[\frac{1}{4} \beta(\frac{1}{4},\frac{1}{2}) \cdot~\frac{1}{4} \beta(\frac{3}{4},\frac{1}{2})\]\)

rvc (rvc):

after evaluating further i get the following : \[\frac{ 1 }{ 16 }\cdot~\frac{\Gamma3/4\cdot~\Gamma 1/2 }{ \Gamma 5/4} \cdot~\frac{\Gamma1/4\cdot~\Gamma 1/2 }{ \Gamma 3/4 } \]

rvc (rvc):

the ans must equal to : \[\frac{ \pi }{ 4\sqrt{2} }\]

rvc (rvc):

im not getting the final ans :(

rvc (rvc):

@ganeshie8 @Kainui @zzr0ck3r

rvc (rvc):

there is only one dx XD

rvc (rvc):

@mathmale @baru

rvc (rvc):

im getting \(\pi \sqrt 2\)/4

OpenStudy (daniel.ohearn1):

Wolfram Alpha shows a different result.

rvc (rvc):

its a prove type question

OpenStudy (daniel.ohearn1):

I'm new to this sort of thing, but y did you choose t to equal x^4?

rvc (rvc):

to get the standard form

OpenStudy (daniel.ohearn1):

If you show your steps perhaps I can see what went wrong.

rvc (rvc):

well wait ill post it on pa

OpenStudy (daniel.ohearn1):

PA?

rvc (rvc):

haha nothing :)

OpenStudy (daniel.ohearn1):

How are you using the Beta function with two integral functions of x?

rvc (rvc):

well what i noticed we could club both leading to a single integral XD

OpenStudy (daniel.ohearn1):

Can you rewrite your product as a ratio of integrals?

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