Let’s take a look at this A maths question on Equations and Inequalities. A handful of students will be confused with the keywords or how to effectively determine the correct sign of the discriminant. The example below is very similar to St Margaret 2016 A Math Prelim Paper 1 Q2. Original Question: Find the range of values of […]

# Archives for February 2018

## PJC 2017 Prelim JC H2 Maths Complex Numbers

Lets analyse this Complex Numbers question from PJC 2017 JC H2 Maths Prelim Paper 2. Increasingly asked in many different prelim questions, this type of question, which usually contains the keywords “purely real” or “purely imaginary”. The technique to solve this type of question is generic, as we will discuss in detail below. Q4 (ii). The complex […]

## Cut Off points JC 2018

The following tables shows the cut off points for Junior College JC 2018 for the respective arts and science stream.