Mark the correct alternative in the following: If the set A has p elements, B has q elements, then the number of elements in A × B is

Question

Philoid · Accepted Answer

Since A has p elements, so each element of A will make a pair with each element of set B , and so other elements of A will do the same..

This is all forms q + q + q+ q +…….{p-times} ordered pairs…

Therefore, we will have a total of pq elements in A ×B.