Determine Whether the Following Symbolized Argument Is Valid or Invalid $\rarr$

question 69

Short Answer

Determine whether the following symbolized argument is valid or invalid.If invalid,provide a counterexample;if valid,construct a deduction.
P v (R & ~S)
Q $\rarr$ ~P/ $\rarr$ Q $\rarr$ S

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Definitions:

Dateline

A line in a written document or report that gives the date and place of the writing or reporting, often seen in news articles and press releases.

Dictated

Refers to something that is spoken aloud for another person to write down or for a machine to record.

Composed

Being calm and self-possessed; serenity in behavior or attitude.

Identifies

Recognizes or establishes the identity of someone or something, often through analysis or comparison.