Which of the following means the same as p-->q? Choose one answer. q is necessary for p? p is sufficient for q? all of the above? None of the above?
Which of the following means the same as p-->q? Choose one answer. q is necessary for p? p is sufficient for q? all of the above? None of the above?
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Question
Which of the following means the same as p-->q? Choose one answer.
q is necessary for p?
p is sufficient for q?
all of the above?
None of the above?
Expert Solution
Step 1
Consider the truth table
p | q | p q |
T | T | T |
T | F | F |
F | T | T |
F | F | T |
p-> q is equivalent to If p then q
Here p is sufficient for q
q is necessary for p
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