Prove that the greatest integer function `f: RR rarr RR`, given by `f(x)=[x]`, is neither one-one nor onto, where [x] denotes the greatest integer less than or equal to x.

Prove that the greatest integer function f:R rarr R, given by f(x) = [x] is neither one-one nor onto, where [x] denotes the greatest integer less than or equal to x.

Prove that the Greatest Integer Function f : R rarr R , given by f(x) = [x] , is neither one - one nor onto , where [x] denotes the greatest integer less than or equal to x.

Prove that the greatest integer function f : R rarrR given by f(x) =[x] is neither one-one nor onto, where [x] denotes the greatest integer less than or equal to x.

Prove that the Greatest Integer Function f: R to R, given by f (x) =[x], is neither one-one nor onto, where [x] denotes the greatest integer less than or equal to x.

Prove that the Greatest Integer Function f: R to R, given by f (x) =[x], is neither one-one nor onto, where [x] denotes the greatest integer less than or equal to x.

Prove that greatest integer function f: RrarrR , given by f (x) = [x] , is neither one-one nor onto where [x] denotes the greatest integer less than or equal to x .

Prove that the Greatest Integer Function f:R rarr R given by f(x)=[x] is neither one-one nor onto,where [x] denotes the greatest integer less than or equal to x.

Prove that the Greatest Integer Function f : R->R , given by f (x) = [x] , is neither one-one nor onto, where [x] denotes the greatest integer less than or equal to x.

Prove that the greatest integer function f:RtoR , given by f(x)=[x] is a many-one function.

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