फलन की सीमा क्या है?

संकल्पना:

गणना:

Referring to the graph for the given function,

Here, x  = 0 is not in the domain of f(x)

This can be re - written as,

So, referring to the graph for the given function,

You can see that there are only two outputs for all the values of x in the domain of f(x) so the range of the function f(x) will be {-1, 1}