" The range of "f(x)=(x^(4))/(1+x^(8))" is "

The range of f(x)=(x)/(1+x^(2))

The range of f(x)=x^(2)+x+1 is

The range of f(x) =x+ (1)/(x) is

The range of f(x)=(sinpi[x^(2)-1])/(x^(4)+1) is

The range of f(x)=(sinpi[x^2-1])/(x^4+1) is f(x) in :

The range of f(x)=(sin pi[x^(2)-1])/(x^(4)+1) is f(x)in:

Let f: R -{0} to R be defined by f(x) =x + 1/x , then range of g(x) = (f(x))^(4) - f(x^(4)) - 4(f(x))^(2) , is

Find the range of f(x)=(1)/(4cos x-3)

Range of f(x)=4^(x)+2^(x)+1 is

The range of the function f(x)=(x^(2)-1)/(x^(2)+4) is