Show that the function `f: R->R` given by `f(x)=cosx` for all `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: RvecR given by f(x)=cosxfora l lx in R , 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 function f:R, is neither one-one nor onto.

let the function : f R rarr R to be defined by f(x) = cos x for all x in R is neither one-one nor onto.

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 Modulus Function f : R->R , given by f (x) = | x | , is neither one-one nor onto, where | x | is x, if x is positive or 0 and | x | is x , if x is negative.

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 Modulus Function f" ": R->R , given by f" "(x)" "=" "|" "x" "| , is neither one-one nor onto, where |" "x" "| is x, if x is positive or 0 and |" "x" "| is " "x , if x is negative.

Let the function f:R to R be defined by f(x)=cos x, AA x in R. Show that f is neither one-one nor onto.