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If f(x)=(1-x)/(1+x),x>0 then the least v...

If `f(x)=(1-x)/(1+x)`,x>0 then the least value of `f(f(x))+f{f(1/x)} is`_______

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A DAS GUPTA-Function-Exercise
  1. If f(x+1)=x^(2)-3x+2 then f(x) is equal to

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  2. If f is an even function defined on the interval (-5,5), then four rea...

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  3. If f(x) is a periodic function of the period k then f(ax+b) is a perio...

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  4. The value of f(x)=3sin((pi^2)/(16)-x^2) lie in the interval

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  5. If f:RrarrR be a function given f(x)=sqrt1- sqrt(1-x^2) then the domai...

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  6. If the function f : [2,+prop)rarrX be bijective wheras f(x)= 5-4x+x^2 ...

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  7. Find the domain f(x)=log(100x)((2 log(10) x+1)/-x)

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  8. If f(x)=sin^2x+sin^2(x+pi/3)+cosxcos(x+pi/3)a n dg(5/4=1, then (gof)(x...

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  9. If f(x)=(x+2)/(x-1)=y then

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  10. If f(x)=cos[pi^(2)]x+cos[-pi^(2)]x, where [x] stands for the greatest ...

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  11. Let f(x) = log(x + sqrt(x^2 +1)) , then f'(x) equals.

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  12. If f(x)=log((1+x)/(1-x)), "then f "((2x)/(1+x^(2))) is equal to

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  13. Let g(x) be a function defined on [-1,1]. If the area of the equilater...

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  14. Find the real values of x for which the function f(x) = cos^(-1) sqrt(...

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  15. If f(x)=sinx+cosa x is a periodic function, show that a is a rational ...

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  16. The function f(x)=x[x] , is

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  17. If f(x)=(1-x)/(1+x),x>0 then the least value of f(f(x))+f{f(1/x)} is

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  18. If f(x)=1/(x^2+x+1), then the function f :R rarr R is

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  19. Consider a real-valued function f(x) satisfying 2f(x y)=(f(x))^y+(f(y)...

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  20. If f(a-x)=f(a+x) " and " f(b-x)=f(b+x) for all real x, where a, b (a g...

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