CREATE TABLE table_45057 ("Outcome" TEXT, "Date" TEXT, "Tournament" TEXT, "Surface" TEXT, "Partner" TEXT, "Opponents in the final" TEXT, "Score" TEXT)

Who were the opponents on a hard surface with a score of 6-4, 7-6(2)?
SELECT "Opponents in the final" FROM table_45057 WHERE "Surface" = 'hard' AND "Score" = '6-4, 7-6(2)'
SELECT "Opponents in the final" FROM "table_45057" WHERE "Score" = '6-4, 7-6(2)' AND "Surface" = 'hard'