We know how A’levels like to combine a few topics across. We also know how bad trigonometry can be. I was coaching my International Bachelorette (IB) class last week and came across a [...]

Today, I’ll share a little something about Integration by Parts. I want to share this because I observe that several students are over-reliant on the LIATE to perform Integration by Parts. [...]

VJC P1 Q9 (i) Sketch the graph with equation , where and A hemispherical bowl of fixed radius cm is filled with water. Water drains out from a hole at the bottom of the bowl at a constant rate. [...]

(i) When When Using GC, When time interval between the first and second alarm. (iii) As which is impossible as the canal has only a fixed capacity of . Thus, the model is not valid for large [...]

(a)(i) Consider is a circle with centre Origin and radius . Thus, required area is the area of a quadrant with radius (ii) (b) Back to June Revision Exercise 3