1.Set Theory
easy

જો $A=\{3,5,7,9,11\}, B=\{7,9,11,13\}, C=\{11,13,15\}$ અને $D=\{15,17\} ;$ હોય, તો શોધો : $A \cap \left( {B \cup C} \right)$

A

$\{ 7,9,11\} $

B

$\{ 7,9,11\} $

C

$\{ 7,9,11\} $

D

$\{ 7,9,11\} $

Solution

$A \cap(B \cup C)=(A \cap B) \cup(A \cap C)$

$=\{7,9,11\} \cup\{11\}=\{7,9,11\}$

Standard 11
Mathematics

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