I just finished doing my trials and came across a few interesting/uncommon kinds of questions that aren't found in your standard textbook (cambridge/terry lee). An example of this would be the following:
Prove that the only integer solutions to the equation (x-a)(x-b)(x-c)(x-d) - 4 = 0 is...
Currently, the most efficient way to study locus problems; and the wide variety of rules/properties you may be asked to prove is to:
1. Grind out problems.
2. Identify what circle geometry property is being used.
3. Learn it and move on.
I'm still not super convinced with how thorough this...
Hey, just wanted to get some thoughts and strategies about how to (mentally) prepare yourself on the day of a 4u exam. If you found anything helpful in calming you down and letting you focus on the day of the exam, I'd love to hear about it. Thanks!