Chapter 8, Level 2 Self Quiz: DIII

. Determine whether the following proof is correct or incorrect.
The seven steps are: 1. (N horseshoe O) dot (P horseshoe Q). 2. (R horseshoe S) dot (S horseshoe T). 3. N wedge R slash O wedge S. 4. N horseshoe O 1, Simp. 5. R horseshoe S 2, Simp. 6. (N horseshoe O) dot (R horseshoe S) 4, 5, Conj. 7. O wedge S 3, 6, C D.

The seven steps are: 1. (N horseshoe O) dot (P horseshoe Q). 2. (R horseshoe S) dot (S horseshoe T). 3. N wedge R slash O wedge S. 4. N horseshoe O 1, Simp. 5. R horseshoe S 2, Simp. 6. (N horseshoe O) dot (R horseshoe S) 4, 5, Conj. 7. O wedge S 3, 6, C D.

Correct

Incorrect

. Determine whether the following proof is correct or incorrect.
The five steps are: 1. (P horseshoe S) dot (R horseshoe Q). 2. P wedge R. 3. (S horseshoe R) dot (Q horseshoe T) slash R wedge T. 4. S dot Q 1, 2, C D. 5. R wedge T 3, 4, C D.

The five steps are: 1. (P horseshoe S) dot (R horseshoe Q). 2. P wedge R. 3. (S horseshoe R) dot (Q horseshoe T) slash R wedge T. 4. S dot Q 1, 2, C D. 5. R wedge T 3, 4, C D.

Correct

Incorrect

. Determine whether the following proof is correct or incorrect.
The six steps are: 1. (P wedge Q) horseshoe tilde R. 2. R wedge S. 3. P slash S. 4. P wedge Q 3, Conj. 5. Tilde R 1, 4, M P. 6. S 2, 5, D S.

The six steps are: 1. (P wedge Q) horseshoe tilde R. 2. R wedge S. 3. P slash S. 4. P wedge Q 3, Conj. 5. Tilde R 1, 4, M P. 6. S 2, 5, D S.

Correct

Incorrect

. Determine whether the following proof is correct or incorrect.
The five steps are: 1. (P wedge Q) horseshoe (R dot S). 2. P slash R. 3. P wedge Q 2, Add. 4. R dot S 1, 3, M P. 5. R 4, Simp.

The five steps are: 1. (P wedge Q) horseshoe (R dot S). 2. P slash R. 3. P wedge Q 2, Add. 4. R dot S 1, 3, M P. 5. R 4, Simp.

Correct

Incorrect

. Determine whether the following proof is correct or incorrect.
The four steps are: 1. (P horseshoe Q) dot (P horseshoe R). 2. P slash Q wedge R. 3. P wedge P 2, Add. 4. Q wedge R 1, 3, M P.

The four steps are: 1. (P horseshoe Q) dot (P horseshoe R). 2. P slash Q wedge R. 3. P wedge P 2, Add. 4. Q wedge R 1, 3, M P.

Correct

Incorrect

. Determine whether the following proof is correct or incorrect.
The four steps are: 1. P horseshoe Q. 2. P slash P dot Q. 3. Q 1, 2, M P. 4. P dot Q 2, 3, Conj.

Correct

Incorrect

. Determine whether the following proof is correct or incorrect.
The five steps are: 1. (M horseshoe N) dot (O horseshoe P). 2. N horseshoe P. 3. (N horseshoe P) horseshoe (M wedge O) slash N wedge P. 4. M wedge O 2, 3, M T. 5. N wedge P 1, 4, C D.

The five steps are: 1. (M horseshoe N) dot (O horseshoe P). 2. N horseshoe P. 3. (N horseshoe P) horseshoe (M wedge O) slash N wedge P. 4. M wedge O 2, 3, M T. 5. N wedge P 1, 4, C D.

Correct

Incorrect

. Determine whether the following proof is correct or incorrect.
The six steps are: 1. P horseshoe Q. 2. R wedge tilde Q. 3. Tilde R dot S slash tilde P. 4. Tilde R 3, Add. 5. Tilde Q 2, 4, D S. 6. Tilde P 1, 5, M T.

The six steps are: 1. P horseshoe Q. 2. R wedge tilde Q. 3. Tilde R dot S slash tilde P. 4. Tilde R 3, Add. 5. Tilde Q 2, 4, D S. 6. Tilde P 1, 5, M T.

Correct

Incorrect

. Determine whether the following proof is correct or incorrect.
The six steps are: 1. (P horseshoe Q) dot (Q horseshoe R). 2. (Q horseshoe S) dot (R horseshoe T). 3. P slash S wedge T. 4. P wedge Q 3, Add. 5. P wedge T 1, 4, CD. 6. S wedge T 2, 5, CD.

The six steps are: 1. (P horseshoe Q) dot (Q horseshoe R). 2. (Q horseshoe S) dot (R horseshoe T). 3. P slash S wedge T. 4. P wedge Q 3, Add. 5. P wedge T 1, 4, CD. 6. S wedge T 2, 5, CD.

Correct

Incorrect

. Determine whether the following proof is correct or incorrect.
The four steps are: 1. (P wedge Q) horseshoe Q. 2. Tilde Q dot S slash tilde (P wedge R). 3. Tilde Q 2, Simp. 4. Tilde (P wedge R) 1, 3, M T.

The four steps are: 1. (P wedge Q) horseshoe Q. 2. Tilde Q dot S slash tilde (P wedge R). 3. Tilde Q 2, Simp. 4. Tilde (P wedge R) 1, 3, M T.

Correct

Incorrect

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