wondesenhaftamu33 wondesenhaftamu33

28-06-2022
Physics

contestada

p ⇒ q, r ⇒ s, p ∨r q ∧ s is invalid

Respuesta :

mtngkhoi mtngkhoi

28-06-2022

Answer:

My explanation and answer are down here↓:

Explanation:

p→q is false only when p is true and q is false.

∴p→(q∨r) is false when p is true and (q∨r) is false, and

q∨r false when both q,r are false.

Hence T,F,F.

Answer Link

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