UPDATE 2-HP says open to exploring bid for Xerox

HP Inc said on Sunday it was open to exploring a bid for U.S. printer maker Xerox Corp after rebuffing a $33.5 billion cash-and-stock acquisition offer from the latter as "significantly" undervaluing the personal computer maker.Xerox made the offer for HP, a company more than three times its size, on Nov. 5, after it resolved a dispute with its joint venture partner Fujifilm Holdings Corp that represented billions of dollars in potential liabilities.Responding to Xerox's offer on Sunday, HP said