You have a bona fide maths your C1 exam is coming up in no time at all and you just can't get the hang of completing the square.
Your teacher's notes make no sense. The textbook is even worse. No matter what you try, that blasted square is remaining incomplete.
Fear not. There is a Maths Emergency Repair Kit just for you.
With worked examples and clear explanations, the Maths Emergency Repair Kit shows you exactly how to do completing the square questions quickly and efficiently -- and probably in a less difficult way than you've been taught before.