Recent content by Allan Mekisic

NESA solutions are up

Very insightful watching the maths teacher do the extension 2 exam on the u tube video. I thought he did extremely well overall. Great to see a maths teacher struggle with the vector representation of the horizontal and vertical components of projectile motion. I used dx dot dt and dy dot dt...

E4 cut off 46/70 or 65.7%

I think the extension 1 exam was harder than 2021 and probably on par with last year. The MCQs were really hard and wasted time. Questions 11 and 12 were mostly straightforward except the binomial. Question 13 took a lot of time. Q 14 b was interesting and I think you had to substitute the y...

Alternative solution to 16(c)

The proof question in 16b was similar to a trial question a couple of years ago. Required same technique. NESA not very original.

Just found Question 16 (a). In mastering HSC maths by jonathon Lee!!!!!!

This is the simplest solution to Q 16 d

I have a slightly different view about the extension 2 exam to others. I am a mature age self tuition student who sat extension 2 last year and this year for fun because I enjoy maths. I found both exams difficult for different reasons. I was much better prepared this year but I agree this years...

The James Ruse answer to Q 16 b I think is incorrect. The solution did not take into account that there are two equations of motion. One for the journey upwards where a = - g - 0.1v and for the journey downwards a = g - 0.1v.