Let A= x:x is a multiple of 3 and B= x:x is a multiple of 5 . Then, A B is given by (AMU 2006)

JEE Main Mathematics question

Let and . Then, is given by (AMU 2006)

Answer: (C)

A number is a multiple of both 3 and 5 iff it is a multiple of .

Question ID VK-003121