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Mathematics - Definite Integration Question with Solution | TestHub

MathematicsDefinite IntegrationDerivatives (Newton- Leibnitz)Medium2 minPYQ_2015
MathematicsMediumnumerical

LetFx= xx2+π62cos2t dtfor allx R and f : 0,120, be a continuous function. Fora0,12,ifFa+2is the area of the region bounded byx=0, y=0, y=fx and x=a,thenf(0)is

Answer:
3.00
Solution:

Fa+2=0afxdx
Fa=fa...(i)
Fx=xx2+π62cos2t dt
Fx=2cos2x2+π6.2x-2cos2x
Fx=4cos2x2+π6-8xcosx2+π6.sinx2+π62x+4cosxsinx
f0=F0=4×34=3

Stream:JEE_ADVSubject:MathematicsTopic:Definite IntegrationSubtopic:Derivatives (Newton- Leibnitz)
2mℹ️ Source: PYQ_2015

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