Taking set of natural numbers as universal set, write down complements of following sets: {x: x+5=8}

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1.Set Theory

easy

Taking the set of natural numbers as the universal set, write down the complements of the following sets:

$\{x: x+5=8\}$

Option A

Option B

Option C

Option D

Solution

$U = N$ set of natural numbers

${\{ x:x + 5 = 8\} ^\prime } = \{ x:x \in N$ and $x \ne 3\} $

Standard 11

Mathematics

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