Proposition 1D Given the Following Proposition

question 207

Multiple Choice

Proposition 1D
Given the following proposition:
∼ (A • ∼ X) ≡ [A ⊃ (Y ∨ ∼ B) ]
-In Proposition 1D, the main operator is a:

• A) Tilde.
• B) Wedge.
• C) Horseshoe.
• D) Dot.
• E) Triple bar.

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Definitions:

Water

A colorless, tasteless, and odorless substance that is essential for all forms of life and is the most widely used solvent.

Dimethyl Ether

An organic compound with the formula CH3OCH3, used as an aerosol propellant and as a reagent in organic synthesis.

3-Methoxyfuran

A furan derivative with a methoxy group (-OCH3) attached to the 3-position of the furan ring.

Dioxanes

A class of organic compounds with a six-membered ring consisting of four carbon atoms and two oxygen atoms at opposite positions.