Let `f: NvecZ` be a function defined as `f(x)=x-1000.` Show that `f` is an into function.

Is the function defined by f(x)=|x|

Let N rarr N be defined by f(x) = 3x. Show that 'f' is not an onto function.

If a function f(x) is defined as f(x)={-x,x 1 then

Show that the function defined by f(x)=|cos x| is a continuous function.

Let f:R to R be a function defined b f(x)=cos(5x+2). Then,f is

If f:R rarr R be the function defined by f(x)=4x^(3)+7, show that f is a bijection.

If f:R rarr R be the function defined by f(x)=4x^(3)+7, show that f is a bijection.

If f:R rarr R be the function defined by f(x)=4x^(3)+7, show that f is a bijection.

If f:R rarr R be a function defined as f(x)=3x^(2)+5 will f be an onto function ------

Let f" ":" "N ->R be a function defined as f(x)=4x^2+12 x+15 . Show that f" ":" "N-> S , where, S is the range of f, is invertible. Find the inverse of f.