Speed-run: Factorising Quadratics | 26 seconds | Leaving Cert Maths Hack

So, in this video I’m looking at speed-running the factorization of . Again, normal rules apply, basically I can only do what an exam student can do (e.g. use an approved calculator etc.). I do pre-program into my calculator the quadratic formula, this is something you are allowed to do for the Leaving Cert! 🙂