Question

Using truth table, examine whether (p →q) (pv q) is a tautology, contradiction or neither.​

Answer 1

Using truth table, examine whether (p →q) (pv q) is a tautology, contradiction or neither.

• In the last column, the truth values of the statement is neither all T nor all F. Hence, it is neither a tautology nor a contradiction i.e. it is a contingency.

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