Question

$\geq \sqrt{x} \neq \lim_{n \to \infty} a_n \left[\begin{array}{ccc}1&2&3\\4&5&6\\7&8&9\end{array}\right]$

Answer 1

Answer:

The number of arrows,I.e.,the number of elements in cartesian product (A1 ×B1) of the sets A1 and B1 is - ×- and the number of relations is 2 ^ 2.