Question

Let A = {x: x is a natural number and a factor of 18}

and B = {x : x is a natural number less than 6 }

Find A∪B and A∩B​

Answer 1

Answer:

Since,

Set A = { 1,2,3,6,9,18}

Set B = { 1,2,3,4,5}

A U B = {1,2,3,4,5,6,9,18 }

A intersection B = {1,2,3}