If $A$ and $B$ are two given sets, then $A \cap {(A \cap B)^c}$ is equal to
$A$
$B$
$\phi $
$A \cap {B^c}$
The shaded region in venn-diagram can be represented by which of the following ?
Draw appropriate Venn diagram for each of the following:
$(A \cup B)^{\prime}$
If $U=\{a, b, c, d, e, f, g, h\},$ find the complements of the following sets:
$D=\{f, g, h, a\}$
If $U=\{a, b, c, d, e, f, g, h\},$ find the complements of the following sets:
$B=\{d, e, f, g\}$
Fill in the blanks to make each of the following a true statement :
${{\mathop{\rm U}\nolimits} ^\prime } \cap A = \ldots $