In Exercise, state whether the argument given is valid or not. If it is valid, identify th...

In Exercise, state whether the argument given is valid or not. If it is valid, identify the tautology or tautologies on which it is based.

Exercise

Write each argument in Exercise 1 as a single compound statement.

Exercise 1

In Exercise, state whether the argument given is valid or not. If it is valid, identify the tautology or tautologies on which it is based.

Exercise

(a)

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(b)