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 ${x^2} - 3x + 2 = 0\,\} .$

Vedclass pdf generator app on play store
Vedclass iOS app on app store

$A=\{-2,-1,0,1,2\}, B=\{1,2\} .$ Since $0 \in A$ and $0 \notin B, A$ and $B$ are not equal sets.

Similar Questions

State which of the following sets are finite or infinite :

$\{ x:x \in N$ and $x$ is odd $\} $

Let $A=\{1,2,\{3,4\}, 5\} .$ Which of the following statements are incorrect and why ?

$\{\varnothing\} \subset A$

Write the following sets in the set-builder form :

$\{ 3,6,9,12\}$

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

$ 8\, .......\, A $

The number of proper subsets of the set $\{1, 2, 3\}$ is