Which of following are examples of null set { y:y is a point common to any two parallellines }

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1.Set Theory

easy

Which of the following are examples of the null set

$\{ y:y$ is a point common to any two parallellines $\} $

Option A

Option B

Option C

Option D

Solution

$\{ y:y$ is a point common to any two parallellines $\} $ is a null set because parallel lines do not intersect. Hence, they have no common point.

Standard 11

Mathematics

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