IIT JEE , AIEEE Forum - Mathematics , Integral Calculus

newkid

for an arbitrary fn. y=f(x) _{[ a]}^{[ b]}f(x)dxrepresents area bounded by the curve bet^n x = a and x = b.

what will it represent if we divide the above integral by the lenght of ab.

eg. y = sin(x)

So { _{[ 0]}^{[ ]}sin(x)dx } /

= ?

raulrag009

got it wrong

nadeemoidu

It gives the average of the function in the given interval .

iitkgp_bipin

Yes, it gives the average in the given interval.

biki

same here... the average....
this concept is used to calculate rms and average current in AC. See HCV

@
bipin sir... please answer my Thermal physics doubt...its available in mech. forum also....i did it as no one answers in Th. physics forum..
please... i hav my borad xams .. so cant wait long ... please

biki

here are the links....
http://www.goiit.com/posts/list/heat-thermodynamics-kirchoff-s-law-urgent-42410.htm

http://www.goiit.com/posts/list/heat-thermodynamics-please-answer-urgent-42409.htm#quick

or goto mech. forum... just posted the ques. now... it'll b in first page...

please someone answer

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