D [(P Q) (T R)] Determine which of the following are not well-formed

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∼D ∨ ∼[(P ⊃ Q) • (T ⊃ R)]

Determine which of the following are not well-formed formulas.

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A Concise Introduction to Logic

ISBN: 978-1305958098

13th edition

Authors: Patrick J. Hurley, Lori Watson

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