Write down all the subsets of the following sets
$\emptyset $
List all the subsets of the set $\{-1,0,1\}.$
Let $S = \{ 0,\,1,\,5,\,4,\,7\} $. Then the total number of subsets of $S$ is
Write the following intervals in set-builder form :
$\left( { - 3,0} \right)$
Which of the following pairs of sets are equal ? Justify your answer.
$A = \{ \,n:n \in Z$ and ${n^2}\, \le \,4\,\} $ and $B = \{ \,x:x \in R$ and ${x^2} - 3x + 2 = 0\,\} .$