Question: 1. Determine whether the following argument is valid using truth tables. p q r q r p r 2.Show that ( p q) (p (p

1. Determine whether the following argument is valid using truth tables.

p q r

q r

p r

2.Show that ( p q) (p (p q)) is logically equivalent to p q.

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Determine whether the following argument is valid using truth tables. p q r q r p r Show that ( p q) (p (p q)) is logically equivalent to p q.

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