Computer Sciences > Gate 2015 Set-2 > NP Hard Problem
Consider two decision problems Q1, Q2 such that Q1 reduces in polynomial time to 3-SAT and 3-SAT reduces in polynomial time to Q2. Then which one of the following is consistent with the above statement?
A
Q1 is in NP, Q2 is NP hard
B
Q2 is in NP, Q1 is NP hard
C
Both Q1 and Q2 are in NP
D
Both Q1 and Q2 are in NP hard

Explanation

Correct : NP Hard Problem

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