Tag: de morgan's law
Questions Related to de morgan's law
$(A\cup B)' $ $=$
Let the universal set, $\xi$ = {$x : 1 \leq x \leq 15$ and x is an integer} set H = {x : x is a multiple of 3} and set K = {x : x is an even number}. Find $n(H' \cap K)$.
If the universal set ${x\in W ,3<x≤12} ,A={5,7,9}$, then $A'=$
Let $U={x: \in, W: 3<x< 12} $, $B={4,6,8,10}$ . $B'$
Let $S={1,2,3,4,5,6,7}$ and let $A={2,5,7}$ then $A'$ is
If AandB are subsects of the universal set X and n(X)=$50,$n(A)=$35$,n(B)=20 Find
For any two sets A and B, A' - B' is equal to
If the universal set is U = $ \displaystyle \left { 1^{2},2^{2},3^{2},4^{2},5^{2},6^{2} \right } $ What is the complement of the intersection of set A = $ \displaystyle \left { 2^{2},4^{2},6^{2} \right } $ and set B=$ \displaystyle \left { 2^{2},3^{2},4^{2} \right } $ ?