Let f : R -> R be defined by `f(x) = x/( 1 + x^2 )` , x ∈ R , then find the range of f is

Let f : R to R be defined by f (x) = x ^(4), then

Let f : R to R be defined by f(x) = x^(3) + x^(2) + 5x + 2 sin x , Then

Let f: R to R be defined by f(x)=(x)/(1+x^(2)), x in R. Then, the range of f is (A) [-(1)/(2),(1)/(2)] (B) (-1,1)-{0} (C) R-[-(1)/(2),(1)/(2)] (D) R-[-1,1]

Let f : R to R be defined by f(x) =(|x| -1)/(|x|+1) is

Let f: R->R be defined by f(x)=x^4 , write f^(-1)(1) .

Let f:R to R be defined as f (x) =( 9x ^(2) -x +4)/( x ^(2) _ x+4). Then the range of the function f (x) is

Let f : R rarr R be defined by f(x) = x^(2) - 3x + 4 for all x in R , then f (2) is equal to