Taking the set of natural numbers as the universal set, write down the complements of the following sets:
$\{ x:x$ is a perfect cube $\} $
Taking the set of natural numbers as the universal set, write down the complements of the following sets:
$\{ x:x$ is a perfect cube $\} $
$U = N$ set of natural numbers
$\{ x:x$ is a perfect cube ${\} ^\prime } = \{ x:x \in N$ and $x$ is not a perfect cube $\} $
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Draw appropriate Venn diagram for each of the following:
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Taking the set of natural numbers as the universal set, write down the complements of the following sets:
$\{ x:x$ is a perfect square $\} $
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If $n(U)$ = $600$ , $n(A)$ = $100$ , $n(B)$ = $200$ and $n(A \cap B )$ = $50$, then $n(\bar A \cap \bar B )$ is
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($U$ is universal set and $A$ and $B$ are subsets of $U$)