If A =B, then: 1. A 2. B 3. A= 4. B= . - Vidyadip

Question

If $\text{A}\cap\text{B}=\text{B},$ then:

$\text{A}\subset\text{B}$
$\text{B}\subset\text{A}$
$\text{A}=\phi$
$\text{B}=\phi.$

✓

Answer

$\text{B}\subset\text{A}.$

Solution:

Only this case is possible.

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