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Write the negation of the following. ∃ x ∈ N such that x – 17 < 20

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Question

Write the negation of the following.

∃ x ∈ N such that x – 17 < 20

Sum
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Solution

The negation of the given statement is:
∀ x ∈ N, x − 17 `≥` 20

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Chapter 1: Mathematical Logic - Exercise 1.3 [Page 18]

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