If A − B = ∅, then relation between A and B is: - Vidyadip

MCQ

If A − B = ∅, then relation between A and B is:

A
$\text{A }\phi\text{ B}$
B
$\text{B}\cup\text{A}$
C
$\text{A}\cap\text{B}$
D
$\text{A} = \text{B}$

✓

Answer

$\text{A}\cap\text{B}$

Solution:

If A and B are disjoint it would mean A is a null set. Otherwise A and B must be equal to A ∩ B AT LEAST.

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