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Write down the negation of following compound statements 35 is a prime number or a composite number

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Question

Write down the negation of following compound statements

35 is a prime number or a composite number

Sum
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Solution

p: 35 is a prime number.

q: 35 is a composite number.

The negation of the above statements is

~ (p ∨ q) = (~ p ∧ ~ q): 35 is not a prime number and it is not a composite number.

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Chapter 14: Mathematical Reasoning - Exercise [Page 263]

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NCERT Exemplar Mathematics Exemplar [English] Class 11
Chapter 14 Mathematical Reasoning
Exercise | Q 6.(v) | Page 263

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