Let be the set of positive divisors of and

MATHEMATICS · Single correct · CBSE · Mathematics · Relations and Functions · Relations and Functions

Problem

Let

A

be the set of positive divisors of

12

and

B = \{-2, -1, 0, 1\}

. Find the number of elements in

A \times B

. (a) 20 (b) 16 (c) 24 (d) 28