INSTRUCTIONS: Use an ordinary truth table to answer the following problems. Construct the truth table as per the instructions in the textbook. Statement 3I Given the following statement: [K • (P ? ? R)] • [K ? (R • ? P)] Statement 3I is:
A) Valid.
B) Self-contradictory.
C) Tautologous.
D) Inconsistent.
E) Contingent.
B
You might also like to view...
According to Mill, autonomy is the ultimate court of appeal on all ethical questions
Indicate whether the statement is true or false.
By careful wording of questions, conductors of surveys guarantee truthful results
Indicate whether the statement is true or false
Answer the question in the passage below from one of the perspectives described in the text.Shelley and Maurita are both disturbed by their C+ final grades in Mr. Carlton's geography class, and they request that he recheck his grade book. He does so and finds that, indeed, he had made mistakes. Maurita was supposed to get a B- and Shelley was supposed to get a C-. He gives Maurita the B- and allows Shelley to keep the C+. Should he have lowered Shelley's grade to a C-? Construct one argument whose conclusion is that he should, and construct one argument whose conclusion is that he should not. Be sure to spell out clearly any moral principles in the arguments.
What will be an ideal response?
What kind of proposition is represented by ~ {[(D ? E) ? J)] ? ~ [J v ~ (E? D)]}?
A) a tautology B) a contradiction C) a contingency