Let $A=\{1,2,\{3,4\}, 5\} .$ Which of the following statements are incorrect and why ?
$\{ 3,4\} \in A$
Let $A=\{1,2,\{3,4\}, 5\} .$ Which of the following statements are incorrect and why ?
$\{ 3,4\} \in A$
$A=\{1,2,\{3,4\}, 5\}$
The statement $\{3,4\}\in A$ is correct because $\{3,4\}$ is an element of $A$.
Similar Questions
Which of the following sets are finite or infinite.
The set of prime numbers less than $99$
Which of the following sets are finite or infinite.
The set of prime numbers less than $99$
If a set $A$ has $n$ elements, then the total number of subsets of $A$ is
If a set $A$ has $n$ elements, then the total number of subsets of $A$ is
Examine whether the following statements are true or false :
$\{ a\} \in \{ a,b,c\} $
Examine whether the following statements are true or false :
$\{ a\} \in \{ a,b,c\} $
State which of the following sets are finite or infinite :
$\{ x:x \in N$ and $(x - 1)(x - 2) = 0\} $
State which of the following sets are finite or infinite :
$\{ x:x \in N$ and $(x - 1)(x - 2) = 0\} $
Write the following intervals in set-builder form :
$\left( { - 3,0} \right)$
Write the following intervals in set-builder form :
$\left( { - 3,0} \right)$