Question

can you solve this. fast​

Answer 1

Answer:

A × B ={(1,2),(1,3),(2,2),(2,3)}

Step-by-step explanation:

given,A={x:x=1,2}

and B={y:y=x+1}

therefore ,the possible elements of set B are,1+1=2 & 2+1=3

B={2,3}

the cartesian product , A × B ={(1,2),(1,3),(2,2),(2,3)}

Answer 2

Answer:

question please ..