Which of the following is a correct replacement for (D • C) ? ~(A ? B) using material equivalence?
A. ((D • C) ? ~(A ? B)) • ((~(A ? B) ? (D • C))
B. (D • C) ? ~(A ? B)
C. ~(D • C) ? ~(A ? B)
D. (A ? B) ? ~(D • C)
C. ~(D • C) ? ~(A ? B)
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INSTRUCTIONS: In each problem below, below you are given a statement, its truth value in parentheses, and an operation/relation to be performed on that statement. You must identify the new statement and the truth value of the new statement. Take the Aristotelian standpoint and assume that ‘A' and ‘B' denote things that actually exist. All A are non-B. (F) Conversion
A) All non-B are A. (F) B) No A are non-B. (Und.) C) Some A are not non-B. (T) D) All B are non-A. (Und.) E) All non-B are A. (Und.)
Krishnamurti equates intelligence with the capacity to think freely, without fear
Indicate whether the statement is true or false
A shaman is someone who __________
a. leads warriors in battle b. heals the body and the spirit c. finds water in the desert d. teaches young warriors how to hunt
"Cod means a saltwater fish." This definition is too ________.
A. circular B. broad C. obscure D. narrow