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प्रश्न
Write down the following statements in symbolic form :
(A) A triangle is equilateral if and only if it is equiangular.
(B) Price increases and demand falls
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उत्तर
(a) p ≡ A triangle is equilateral & q ≡ A traingle is equiangular
∴Symbolic form p↔q
(b) Let p ≡ Price increases & q≡Demand falls
∴ Symbolic form p ∧ q
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