derive the conclusions of each of the following arguments using the rules of inference for M, including conditional or indirect proof.
-1. (∀x)(Px ⊃ Qx)
2. ∼(∃x)[(Px • Rx) • Qx]
3. (∃x)Rx / ∼(∀x)Px

Question

Quizplus · Accepted Answer

The Answer of derive the conclusions of each of the following arguments using the rules of inference for M, including conditional or indirect proof.
-1. (∀x)(Px ⊃ Qx)
2. ∼(∃x)[(Px • Rx) • Qx]
3. (∃x)Rx / ∼(∀x)Px

Derive the Conclusions of Each of the Following Arguments Using