I am currently studying Commerce (UNSW) but thinking of transferring to Commerce/Economics to be able to major in econometrics. The reason is I have been convinced that this would display some quantitative competence that perhaps is not as obvious with a straight Commerce degree or with the...
I know the BOS specifies that they prefer black pen as it is easier to read, but I can't find my favourite pen in black. Would there be any issues if I used blue pen? For English I know the booklets are scanned onto the computer, so my main worry is if the marker couldn't read part of my...
The equation |z-1-3i| + |z-9-3i| = 10 corresponds to an ellipse in the Argand diagram.
It asks to write down the complex number corresponding to the centre of the ellipse. When I see these types of questions I always sub in x+iy for z and do the whole square rule thing, however is there a...