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Mathematics Question on types of differential equations

Let Δε{∧,∨,⇒,⇔} be such that (p∧q)Δ((p∨q)⇒q) is a tautology. Then ∆is equal to

A

∧

B

∨

C

⇒

D

⇔

Answer

⇒

Explanation

Solution

The correct option is(C): ⇒

Let Δε{∧,∨,⇒,⇔} be such that p∧qΔ\(p∨q⇒q) is a tautology. Then ∆is equal to

∴ Δ = ⇒