IsMvL,(M I) (L I).. I (M L) valid or invalid? In a truth ...

[allihubbard]

Question 1

Is“Ev~E,(D ⊃ E) ∙ (L ⊃ E) .·. ~ E v (D v L)” valid or not? Which specific rows, if any, are relevant to showing this?
◦ invalid; 4^th row
◦ invalid; 1^st and 3^rd rows
◦ valid; it has no rows showing invalidity

Question 2

Is“MvL,(M ⊃ I) ∙ (L ⊃ I).·. I ≡ (M ∙ L)” valid or invalid? In a truth table for determining its validity, which specific rows (if any) are relevant to answering this?
◦ valid; it has no rows showing invalidity
◦ invalid; 3^nd and 4^th rows
◦ invalid; 3^rd and 5^th rows

[msgero]

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Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.

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[allihubbard]

TYSM

[Chelseyj.hasty]

Thanks for the timely response, appreciate it