Question: Given a Boolean formula in 3DNF, is there an assignment of values to its variables that will make that formula false? 1) Show that 3DNF-FALSIFIABILITY

Given a Boolean formula in 3DNF, is there an assignment of values to its variables that will make that formula false?

1) Show that 3DNF-FALSIFIABILITY is in NP.

2) Show that 3DNF-FALSIFIABILITY is NP-hard.

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