Let f: ` R to R ` be a function defined as f (x) = 3x+ 7 , ` x in R ` . Show that f is an onto functions.

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

Let f : R → R be a function defined by f ( x ) = 2 x − 5 ∀ x ∈ R . Then Write f^(−1) .

Let f:R to R be the function defined by f(x)=2x-3, AA x in R. Write f^(-1).

Let A = R - (-5) and B = R . Let the function f: A to B be defined as f(x) = (5x + 4)/( x + 5) , x in A . Show that f is an injective function.

Let f:[-1,1] to R_(f) be a function defined by f(x)=(x)/(x+2) . Show that f is invertible.

Let f : R to R be a function defined as f(x) = {((b + 2)x-11c, x 2):} then f(x)is:

If f:R to R be the function defined by f(x) = sin(3x+2) AA x in R. Then, f is invertible.

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.

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.

Let f: R-{n}->R be a function defined by f(x)=(x-m)/(x-n) such that m!=n 1) f is one one into function2) f is one one onto function3) f is many one into funciton4) f is many one onto function then