For $A = {2, 4, 6, 8, 10, 12},$ $B = {3, 6, 9, 12, 15, 18}$ and $C = {4, 8, 12, 16, 20, 24}$
State whether the given statement is True or false.
$12 \in ξ$

True

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False

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Solution

The correct option is A True
$ξ$ is the universal set which includes all elements of the given sets.
$ξ$ $= {2, 3, 4, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24}$
As we can see, $12$ is an element of the universal set $ξ$
Hence, $12 \in ξ$ The given statement is true

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For A={2,4,6,8,10,12},B={3,6,9,12,15,18} and C={4,8,12,16,20,24} State whether the given statement is True or false.12∈ξ

The correct option is A Trueξis the universal set which includes all elements of the given sets.ξ={2,3,4,6,8,9,10,12,15,16,18,20,24}As we can see, 12is an element of the universal set ξHence, 12∈ξ The given statement is true

For $A = {2, 4, 6, 8, 10, 12},$ $B = {3, 6, 9, 12, 15, 18}$ and $C = {4, 8, 12, 16, 20, 24}$
State whether the given statement is True or false.
$12 \in ξ$

The correct option is A True
$ξ$ is the universal set which includes all elements of the given sets.
$ξ$ $= {2, 3, 4, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24}$
As we can see, $12$ is an element of the universal set $ξ$
Hence, $12 \in ξ$ The given statement is true