Question

If A = {x: x≤3, x ∈N}, find A X A.

Answer 1

Given-

A={x:x≤3,x∈N}

Then,

A=[1,2,3]

To Find-

A x A

Solution-

A x A=[1,2,3]x[1,2,3]

AXA={(1,2),(1,3),(1,1),(2,1),(2,2),(2,3),(3,1),(3,2),(3,3)}

Hope it will help u