In rule method the null set is represented by - Vidyadip

MCQ

In rule method the null set is represented by

A
$\{\}$
B
$\phi $
C
$\{ x:x = x\} $
✓
$\{ x:x \ne x\} $

✓

Answer

Correct option: D.

$\{ x:x \ne x\} $

d
(d) It is fundamental concept.

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