Examine whether the following statements are true or false :

$\{ a,b\}  \not\subset \{ b,c,a\} $

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False. Each element of $\{a, b\}$ is also an element of $\{b, c, a\}$

Similar Questions

State which of the following sets are finite or infinite :

$\{ x:x \in N$ and ${x^2} = 4\} $

Let $S=\{1,2,3, \ldots, 40)$ and let $A$ be a subset of $S$ such that no two elements in $A$ have their sum divisible by 5 . What is the maximum number of elements possible in $A$ ?

  • [KVPY 2012]

In each of the following, determine whether the statement is true or false. If it is true, prove it. If it is false, give an example.

If $x \in A$ and $A \in B,$ then $x \in B$

Assume that $P(A)=P(B) .$ Show that $A=B$.

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

$\{1,2,5\}\subset A$