Question: If propositional logic formulas phi _ 1 land phi _ 2 are both satisfiable, which of the following statements are true?

If propositional logic formulas \phi_1\land \phi_2 are both satisfiable, which of the following statements are true?
\phi_1 is valid
\phi_2 is satisfiable
eg \phi_1\lor
eg \phi_2 is unsatisfiable
\phi_1\lor \phi_2 is satisfiable
None of the above

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