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Please assess the following two arguments for validity/invalidity using the abbreviated truth-table method. Remember to show...

Please assess the following two arguments for validity/invalidity using the abbreviated truth-table method. Remember to show your work and provide an invalidating assignment if the argument is invalid.

1. ~Q v H, ~H v K, K → ~W ∴ W ↔~Q

2.Z ↔ D, (R v L) → D, R ⋅ ~G ∴ Z

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