S SpiderX1X Active Member Joined Sep 3, 2019 Messages 137 Gender Undisclosed HSC 2021 Sep 22, 2019 #1 1. Which topics have significantly changed? 2. Are past papers still relevant, how much percent of the new and old syllabus remains the same.
1. Which topics have significantly changed? 2. Are past papers still relevant, how much percent of the new and old syllabus remains the same.
