Write the following sets in roster form :

$A = \{ x:x$ is an integer and $ – 3 < x < 7\} $

Let $A=\{1,2,3,4,5,6\} .$ Insert the appropriate symbol $\in$ or $\notin$ in the blank spaces:

$ 2 \, ……. \, A $

Two finite sets have $m$ and $n$ elements. The total number of subsets of the first set is $56$ more than the total number of subsets of the second set. The values of $m$ and $n$ are

Write the following intervals in set-builder form :

$\left[ { – 23,5} \right)$

Write down all the subsets of the following sets

$\{ a\} $