If `f(x)=x^2+1/x` then find the value of `f(-1)`

Ilf f(x)={x^3, x 2 , then find the value of f(-1)+f(1)+f(3) . Also find the value (s) of x for which f(x)=2.

If f(x)=x^2+x+1 , then find the value of 'x' for which f(x-1) =f(x)

If f(x) = x^2 - 3x + 4 , then find the values of x satisfying the equation f(x) = f(2x + 1) .

If f'(x) = 1/x + x^2 and f(1)=4/3 then find the value of f(x)

If f(x)=x+sinx , then find the value of int_pi^(2pi)f^(-1)(x)dx .

If f(x)=x^(3)-(1)/(x^(3)) , then find the value of f(x)+f(-x) .

If f(x) = (x + 1)/(x-1) , then the value of f{f(3)} is :

Let a function f(x)s a t i sfi e sf(x)+f(2x)+f(2-x)+f(1+x)=AAx in Rdot Then find the value of f(0)dot

If (x^2+x−2)/(x+3) -1) f(x) then find the value of lim_(x->-1) f(x)

If f(x)=x^3-frac{1}{x^(3)} find the value of f(x)+f(frac{1}{x})