Complex sentence: The campus had approval for three faculties (Humanities, Law and Science) and one department (Physical Education) but only the Humanities and Science faculties were functioning when the campus started taking students from October 1974.
Split into simpler sentences: The campus had approval for three faculties (Humanities, Law and Science) and one department (Physical Education). Only the Humanities and Science faculties were functioning when the campus started taking students in October 1974.