Explore BrainMass


Show that [(a OR b) AND (a IMPLIES c) AND (b IMPLIES c)] IMPLIES c) is a tautology, using truth tables.

Solution Preview

In order to show that this is a tautology, or a compound proposition that is always true no matter what the truth values of the propositions that occur in it, we can set up a truth table and ...

Solution Summary

Validation of tautology is shown.