Let `f(x)=x`, x is a real number then range of the function is
(a) `N`
(b) `Z`
(c) `W`
(d) `R`

Let f(x)=(1)/(1+|x|) ; x in R the range of f is

The range of the function f(x)=|x-1| is A. (-oo,0) B. [0,oo) C. (0,oo) D. R

If alpha is a real number such that alpha>1, then the range of the function f(x)=(a^(x)-a^(-|x|))/(alpha^(x)+alpha^(|x|)) is

If x!=1\ a n d\ f(x)=(x+1)/(x-1) is a real function, then f(f(f(2))) is (a) 1 (b) 2 (c) 3 (d) 4

Let R be the set of real numbers and let f:RtoR be a function such that f(x)=(x^(2))/(1+x^(2)) . What is the range of f?

Let R be the set of real numbers.Define the real function f:R rarr R by f(x)=x+10 and sketch the graph of this function.

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(x) =ax^2+bx+c where a,b,c are real numbers. Suppose f(x)!=x for any real number x. Then the number of solutions for f(f(x))=x in real numbers x is

Let R be the set of real numbers. Define a real function f: R rarr R " by " f(x) =x +10 . Sketch the graph of this function.