What are your other subjects sir? Which one do you LIKE more at the END of the day?
Purely cos scaling wise and assuming you did well in both subjects, id say stick with 3U
Trial HSC, as the name suggests attempts to replicate the actual HSC itself. HOWEVER, the weighting is much less than the HSC. Being part of 'internals' it is probably, depending on the school be about 20-35%. HOWEVER, you know that your internals contribute to 50% of your HSC mark. Finally...