question: whare are al of the launche dates where th carrier is orange and the up is 5.76 mbit/s
answer: SELECT launch_date__ddmmyyyy_ FROM table_19246_2 WHERE _up_ = "5.76 Mbit/s" AND carrier = "Orange"
context: CREATE TABLE table_19246_2 (launch_date__ddmmyyyy_ VARCHAR, _up_ VARCHAR, carrier VARCHAR)