Demand for The Secret Loves of John O, a romance novel by Margó Dufón that flopped after two weeks on the market, is given by q = -2p2 + 7p + 4 (0 sp s 3.3), where q is the number of copies sold per week when the price is p dollars. What price (in dollars) should OHaganBooks.com charge to obtain the largest revenue? (Round your answer to the nearest cent.)

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