Question

if A×B={(a,2),(a,3)(b,2)(b,3)} find A and B​

Answer 1

Step-by-step explanation:

Given, A×B = {(a,2),(a,3),(b,2),(b,3)}

Therefore, A is the set of all first element B is the set of all second element.

Thus, A=(a,b) and B=(2,3)