Show that the function `f:R->R` defined by `f(x)=x/(x^2+1) AA x in R` is neither one-one nor onto. Also if `g:R->R` is defined by `g(x)=2x-1` find fog(x)

Show that the function f:R rarr R defined by f(x)=(x)/(x^(2)+1)AA x in R is neither one-one nor onto.Also if g:R rarr R is defined by g(x)=2x-1 find fog(x)

Show that the function f : R rarr R defined by : f(x) = x/(x^2+1) AA x in R , is neither one-one nor onto.

Show that the function f:R to R defined by f(x)=(x)/(x^(2)+1) is neither one-one nor onto.

Show that the function f :R rarr R, given by f(x) = cos x, AA x in R is neither one-one nor onto.

Show that the function f:R rarr R given by f(x)=cos x for all x in R, is neither one- one nor onto

Show that the function f : R to R defined by f(x) = x^(2) AA x in R is neither injective nor subjective.

Show that the function f: R to R defined by f(x)=2x^(2) , is neither one - one onto.

Show that the function f:R rarr R given by f(x)=cos x function f:R, is neither one-one nor onto.

Show that the function f : R ->R , defined as f(x)=x^2 , is neither one-one nor onto.

Show that the function f : R ->R , defined as f(x)=x^2 , is neither one-one nor onto.