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प्रश्न
Write down the negation of following compound statements
A triangle has either 3-sides or 4-sides.
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उत्तर
p: A triangle has 3-sides.
q: A triangle has 4-sides.
The negation of the above statements is
~ (p ∨ q) = (~ p ∧ ~ q): A triangle has neither 3-sides nor 4-sides.
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