CREATE TABLE table_49386 ("Missouri vs." TEXT, "Overall Record" TEXT, "at Columbia" TEXT, "at Opponent's Venue" TEXT, "at Neutral Site" TEXT, "Last 5 Meetings" TEXT, "Last 10 Meetings" TEXT, "Current Streak" TEXT)

What were the last 5 meetings when Columbia was mu, 4-2?
SELECT "Last 5 Meetings" FROM table_49386 WHERE "at Columbia" = 'mu, 4-2'
SELECT "Last 5 Meetings" FROM "table_49386" WHERE "at Columbia" = 'mu, 4-2'