The inverse of a bijection is unique

The inverse of a bijection is also a bijection

Let y = g(x) be the inverse of a bijective mapping f : R rarr R f(x) = 3x^(3) + 2x . The area bounded by graph of g(x), the x-axis and the ordinate at x = 5 is

Consider the following statements. I. The inverse of a square matrix, if it exists, is unique. II. If A and B are singular matrices of order n, then AB is also a singular matrix of order n. Which of the statements given above is/are correct ?

What is unique DNA?

A function f is have inverse it should be a bijection

The composition of two bijections is a bijection

Let * be an associative binary operation on a set S with the identity element e in S. Then. the inverse of an invertible element is unique.

If f : A to B is bijection and g : B to A is that inverse of f , then fog is equal to

If f and g are two bijections; then gof is a bijection and (gof)^(-1)=f^(-1)og^(-1)

The number of bijective functions from set A to itself when A contains 106 elements is