Posted by Cher on Sunday, September 18, 2011 at 2:48pm.
The sentence "P → Q" is read as (3)
P or Q
P and Q
If P then Q
Q if and only P
2. In the truth table for an invalid argument, (2)
on at least one row, where the premises are all true, the conclusion is true.
on at least one row, where the premises are all true, the conclusion is false.
on all the rows where the premises are all true, the conclusion is true.
on most of the rows, where the premises are all true, the conclusion is true.
3. Truth tables can (1 0R 2)
display all the possible truth values involved with a set of sentences.
determine what scientific claims are true.
determine if inductive arguments are strong.
determine if inductive arguments are weak.
4. Truth tables can determine which of the following? (1)
If an argument is valid
If an argument is sound
If a sentence is valid
All of the above
5. If P is false, and Q is false, the truthvalue of "P ↔Q" is (1)
false.
true.
Cannot be determined.
All of the above.
6. What is the truth value of the sentence "P v ~ P"? (Points : 1)
True
False
Cannot be determined
Not a sentence
7. If P is true, and Q is false, the truthvalue of "P v Q" is (1)
false.
true.
Cannot be determined
All of the above
8. The sentence "P ↔ Q" is best read as
(4)
If P then Q
If Q then P
P or Q
P if and only if Q
9. What is the truth value of the sentence "P & ~ P"? (3)
True
False
Cannot be determined
Not a sentence
10. In the conditional "P →Q," "P" is a (3)
sufficient condition for Q.
sufficient condition for P.
necessary condition for P.
necessary condition for Q.

Logic  Cher, Sunday, September 18, 2011 at 4:59pm
Can someone check my answers please? Thx

Logic  nana, Wednesday, December 5, 2012 at 11:31pm
1. The sentence "P → Q" is read as
CORRECT If P then Q
2.In the truth table for an invalid argument,
CORRECT on at least one row, where the premises are all true, the conclusion is false.

Logic  colleen, Wednesday, March 13, 2013 at 5:48pm
Julie and Kurt get married and had a body'' is best symbolized as
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