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प्रश्न
Write down the negation of following compound statements
|x| is equal to either x or – x.
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उत्तर
p: |x| is equal to x.
q: |x| is equal to – x.
The negation of the above statements is
~ (p ∨ q) = (~ p ∧ ~ q): x is not equal to x and it is not equal to – x.
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