Complete the following truth table by filling in the blanks with T or F as appropriate.  p q r ?→? ?→? [?→?]∨[?→?] ?∨? ?→[?∨?] T T T           T T F           T F T           T F  F           F  T  T           F T F           F F T           F F F           "[?→?]∨[?→?][p→q]∨[p→r]" and "?→[?∨?]p→[q∨r]" are  A. logically equivalent  B. not logically equivalent  C. not logically comparable

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
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Complete the following truth table by filling in the blanks with T or F as appropriate. 

p q r ?→? ?→? [?→?]∨[?→?] ?∨? ?→[?∨?]
T T T          
T T F          
T F T          
T F          
T          
F T F          
F F T          
F F F          

"[?→?]∨[?→?][p→q]∨[p→r]" and "?→[?∨?]p→[q∨r]" are 

A. logically equivalent 

B. not logically equivalent 

C. not logically comparable

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