1. Tardigrade
  2. Question
  3. Mathematics
  4. Let A= 3,5,7,9,11 B= 7,9,11,13 C= 11,13,15 and D= 15,17 . The set A ∩ C ∩ D is

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Q. Let $A=\{3,5,7,9,11\}$, $B=\{7,9,11,13\}, C=\{11,13,15\}$ and $D=\{15,17\}$.
The set $A \cap C \cap D$ is

Sets

Solution:

$ A=\{3,5,7,9,11\}, C =\{11,13,15\} $
and $ =\{15,17\} $
$C \cap D =\{15\}$
$ A \cap C \cap D =\phi$