[" The function "f:R rarr[-(1)/(2),(1)/(2)]" defined as "],[f(x)=(x)/(1+x^(2))" is "]

The function f:R->[-1/2,1/2] defined as f(x)=x/(1+x^2) is

The function f:R->[-1/2,1/2] defined as f(x)=x/(1+x^2) is

The function f:R->[-1/2,1/2] defined as f(x)=x/(1+x^2) is

The function f:R^(+)rarr(1,e) defined by f(x)=(x^(2)+e)/(x^(2)+1) is

The function f:R rarr R defined as f(x)=(x^(2)-x+1)/(x^(2)+x+1) is

The function f:R rarr R defined as f(x)=(x^(2)-x+1)/(x^(2)+x+1) is

If the function f:R rarr A defined as f(x)=sin^(-1)((x)/(1+x^(2))) is a surjective function, then the set A is

If the function f:R rarr A defined as f(x)=sin^(-1)((x)/(1+x^(2))) is a surjective function, then the set A is

If f:R rarr(0, 1] is defined by f(x)=(1)/(x^(2)+1) , then f is