Derive the Conclusions of Each of the Following Arguments Using $\lor$

question 160

Essay

derive the conclusions of each of the following arguments using the rules of inference from section 3.4 (MP, MT, DS, HS, Add, Conj, Simp, CD, DM, Dist, Assoc, Com, DN, Cont, Impl, Equiv, Exp, Taut).
-1. A ⊃ ∼B
2. A $\lor$ (B ≡ ∼C)
3. B / ∼C

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Definitions:

Milieu

The physical or social setting in which people live or in which something happens or develops.

Observation

The act of monitoring or noting phenomena as they occur in a scientific or clinical context to gather data or make assessments.

Systolic Blood Pressure

The pressure in the arteries when the heart beats, noted as the higher number in a blood pressure reading.