ASAP? Please state Yes or No for following questions with proof: 1) A ≤ B and B is not decidable, then A is not decidable. 2) If A ≤p B and A is NP-Complete, then B is decidable 3) If A ≤ B and B is NP-Complete, then A is NP-Hard. 4) If A ≤ B and B is decidable, then A is acceptable. 5) If A ≤p B and B is in NP, then A is acceptable. 6) If A ≤p B and B is in NP, then A is in NP.
ASAP? Please state Yes or No for following questions with proof: 1) A ≤ B and B is not decidable, then A is not decidable. 2) If A ≤p B and A is NP-Complete, then B is decidable 3) If A ≤ B and B is NP-Complete, then A is NP-Hard. 4) If A ≤ B and B is decidable, then A is acceptable. 5) If A ≤p B and B is in NP, then A is acceptable. 6) If A ≤p B and B is in NP, then A is in NP.
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
Section: Chapter Questions
Problem 1PE
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ASAP?
Please state Yes or No for following questions with proof:
1) A ≤ B and B is not decidable, then A is not decidable.
2) If A ≤p B and A is NP-Complete, then B is decidable
3) If A ≤ B and B is NP-Complete, then A is NP-Hard.
4) If A ≤ B and B is decidable, then A is acceptable.
5) If A ≤p B and B is in NP, then A is acceptable.
6) If A ≤p B and B is in NP, then A is in NP.
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