Question

If $A=\{1,2\}$ and $B=\{3,4\}$ then find $A\times B$

• A. $A\times B=\left\{\right(1,3),(1,2),(2,3),(2,4\left)\right\}$
• B. $A\times B=\left\{\right(1,3),(1,4),(2,3),(2,4\left)\right\}$
• C. $A\times B=\left\{\right(1,3),(1,4),(2,1),(2,4\left)\right\}$
• D. $A\times B=\left\{\right(1,3),(1,4),(2,3),(2,1\left)\right\}$

Answer 1

The correct option is B $A\times B=\left\{\right(1,3),(1,4),(2,3),(2,4\left)\right\}$

$A\times B=\left\{\right(1,3),(1,4),(2,3),(2,4\left)\right\}$.