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प्रश्न
Write the following statement in symbolic form:
Milk is white if and only if the sky is not blue.
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उत्तर
Let p: Milk is white.
q: Sky is blue.
The given statement in symbolic form is p ↔ ∼q.
संबंधित प्रश्न
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p → (q → p)
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(p ∧ q) ∧ ∼ r
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(Hint : p → q ≡ ∼ p ∨ q)
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