Math, asked by ADITYASINGH0909, 3 months ago

Which of the following is null sets?

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Answered by arnabdutta63
0

Answer:

So, {x: x is a natural number, \[x < 5\;\] and \[x > 7\]} is a null set. As parallel lines do not intersect. Hence, they have no common point. Hence, {y: y is a point common to any two parallel lines} is a null set.

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