Last year, I shared a handful of random interesting questions from the 2016 Prelims. Students feedback that they were quite helpful and gave them good exposure. I thought I share some that I’ve seen this year. I know, its a bit early for Prelims. But ACJC just had their paper 1. 🙂
This is from ACJC 2017 Prelims Paper 1 Question 7. And it is on complex numbers.
(a) Given that and , solve for and .
(b) Find the exact values of and , where such that
I’ll put the solutions up if I’m free.
Just FYI, you cannot complex numbers as they are not real…