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If f(x)=int0^x{f(t)}^(- 1)dt and int0^1{...

If `f(x)=int_0^x{f(t)}^(- 1)dt and int_0^1{f(t)}^(- 1)=sqrt(2),` then

A

`f(x)=sqrt2x`

B

`f(x)=sqrt(2log _(e) x)`

C

`f(x)= sqrt(3x-1)`

D

None of these

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The correct Answer is:
A
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ARIHANT MATHS-DEFINITE INTEGRAL-Exercise For Session 5
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  15. The value of lim(x rarr0)(2int(0)^(cos x ) cos^(-1) (t))/(2x- sin 2 x)...

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