CUET Preparation Today
CUET
-- Mathematics - Section B1
Relations and Functions
Let A, B, C be three sets such that $A∪B∪C=U$, where U is the universal set. Then, $\{(A-B)∪(B-C)∪(C-A)\}'$ is equal to
$A∪B∪C$
$A∪(B∩C)$
$A∩B∩C$
$A∩(B∪C)$
$\{(A-B)∪(B-C)∪(C-A)\}'$
$=(A-B)'∩(B-C)'∩(C-A)'$
$=A∩B∩C$
