Let A={1,2,3,4,5,6}, B={2,4,6,8} . Find A-B and B-A

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1.Set Theory

easy

Let $A=\{1,2,3,4,5,6\}, B=\{2,4,6,8\} .$ Find $A-B$ and $B-A$

Option A

Option B

Option C

Option D

Solution

We have, $A-B=\{1,3,5\},$ since the elements $1,3,5$ belong to $A$ but not to $B$ and $B – A =\{8\},$ since the element $8$ belongs to $B$ and not to $A$. We note that $A-B \neq B-A$

Standard 11

Mathematics

Consider the sets $A$ and $B$ of $A=\{2,4,6,8\}$ and $B=\{6,8,10,12\}$ Find $A \cap B .$

easy

Which of the following pairs of sets are disjoint

$\{ x:x$ is an even integer $\} $ and $\{ x:x$ is an odd integer $\} $

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If $A=\{3,5,7,9,11\}, B=\{7,9,11,13\}, C=\{11,13,15\}$ and $D=\{15,17\} ;$ find

$A \cap C \cap D$

easy

If $A=\{3,6,9,12,15,18,21\}, B=\{4,8,12,16,20\},$ $C=\{2,4,6,8,10,12,14,16\}, D=\{5,10,15,20\} ;$ find

$D-B$

easy

Given the sets $A = \{ 1,\,2,\,3\} ,\,B = \{ 3,4\} , C = \{4, 5, 6\}$, then $A \cup (B \cap C)$ is

easy

Let $A=\{1,2,3,4,5,6\}, B=\{2,4,6,8\} .$ Find $A-B$ and $B-A$

Solution

Similar Questions

Consider the sets $A$ and $B$ of $A=\{2,4,6,8\}$ and $B=\{6,8,10,12\}$ Find $A \cap B .$

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Which of the following pairs of sets are disjoint

$\{ x:x$ is an even integer $\} $ and $\{ x:x$ is an odd integer $\} $

If $A=\{3,5,7,9,11\}, B=\{7,9,11,13\}, C=\{11,13,15\}$ and $D=\{15,17\} ;$ find

$A \cap C \cap D$

If $A=\{3,6,9,12,15,18,21\}, B=\{4,8,12,16,20\},$ $C=\{2,4,6,8,10,12,14,16\}, D=\{5,10,15,20\} ;$ find

$D-B$