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Let us do a breakdown and analysis of the H2 Math Paper. Paper 1 was in general quite manageable. A few questions stood out, i.e., question 9iii and 10ii. These two are in fact [...]

Some students proclaimed “I’m finally done with Math!”. Just fyi, be careful of the modules you take in University because chances are that Math will still be around. 🙂 The [...]

N95/II/12 Given that where , express the real and imaginary parts of in terms of . (i) Hence show that the point representing in an Argand diagram lies on the curve with Cartesian equation . (ii) [...]

Personally, I find SEAB-Cambridge getting more and more creative these days. Looking at the recent practical exams, they seem to prefer students to think and perform on the spot. If we look [...]

Many students of mine have asked me this question numerous times. Some lamented that they work really hard, finishing off the revision package timely. However, they still cannot improve from a [...]

All solutions here are SUGGESTED. Mr. Teng will hold no liability for any errors. Comments are entirely personal opinions. Numerical Answers (click the questions for workings/explanation) [...]

All solutions here are SUGGESTED. Mr. Teng will hold no liability for any errors. Comments are entirely personal opinions. Numerical Answers (click the questions for workings/explanation) [...]

Let us look at the difference between modal value and expected value. We shall start by saying they are different, albeit close. Modal value refers to the mode, that is, the value that has the [...]

When Mr. Teng retired on 1 January 2018, he put a sum of 500 at the start of each month for groceries. Denote the amount of money that Mr. Teng has at the time years by . (i) The differential [...]

I want to share a question that is really old (older than me, actually). It is from the June 1972 paper. As most students know, Maclaurin’s series was tested in last year A’levels [...]