Find, if the following sets are empty : D = prime numbers between… - Vidyadip

Question

Find, if the following sets are empty : $D = \{$prime numbers between $7 \&11\}$

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Answer

$D$ ={Prime numbers between $7 \&11\}$
Because there is no prime number between $7$ and $11$.<
$∴ D = \{ \}$
Hence it is an empty set.

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