Skip to main content

‘You have to actually think’: How to solve the hardest HSC maths problem

20 Oct 2026, 8:36 am SGT

We went to North Sydney Girls to solve the hardest problem in the HSC. This is how they did it.

Latest stories

21 Oct, 10:33 am
World News
Nobel laureate Soai discusses molecular asymmetry at Tokyo lecture
21 Oct, 7:18 am
Markets
Elice shares fall 32% in Seoul trading debut
21 Oct, 6:49 am
Markets
Supermicro lifts quarterly revenue outlook to as much as US$19.5 billion
20 Oct, 10:03 pm
World News
Revised hurricane maps improve watch recognition, not perceived risk
20 Oct, 7:34 pm
Politics
Zelensky gains 14 percentage points in trust poll amid Trump pressure
20 Oct, 6:33 pm
Markets
OpenAI reportedly seeks faster US$30 billion funding round ahead of Anthropic IPO