Use an Ordinary Proof (Not Conditional or Indirect Proof)

question 54

Short Answer

Use an ordinary proof (not conditional or indirect proof):
1.M ⊃ (R • E)
2.(E ∨ H) ⊃ G
/ M ⊃ G

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Definitions:

American Railroads

A network of rail transport that significantly contributed to the economic development and westward expansion of the United States throughout the 19th and 20th centuries.

Railroad Industry

The railroad industry encompasses companies that operate railroads, which are large networks of track on which trains travel to transport goods and passengers.

Regulation

The government's imposition of rules within a market to promote fairness, stability, and efficiency, often to protect the public interest.

Supreme Court

The highest judicial body in a country or state, having ultimate authority to adjudicate legal disputes, interpret laws, and in some cases, overturn laws or executive actions.