I swear ive done something with mod=1 before, but cant remember... Any clues on how to solve? thx!
gamja Active Member Joined Dec 14, 2022 Messages 119 Gender Undisclosed HSC 2023 Jan 5, 2023 #1 I swear ive done something with mod=1 before, but cant remember... Any clues on how to solve? thx!
N nathanzhou1234 Active Member Joined Oct 23, 2022 Messages 108 Gender Male HSC 2022 Jan 5, 2023 #2 gamja said: View attachment 37345 I swear ive done something with mod=1 before, but cant remember... Any clues on how to solve? thx! Click to expand... Try geometrically cos z1-z2 represents a the vector between the two. I think its gonna be a parallelogram or smth and thus (z1-z2) and (z1+z2) will be diagonals. Cos they’re equal in magnitude it has to be a rectangle i think. go shore
gamja said: View attachment 37345 I swear ive done something with mod=1 before, but cant remember... Any clues on how to solve? thx! Click to expand... Try geometrically cos z1-z2 represents a the vector between the two. I think its gonna be a parallelogram or smth and thus (z1-z2) and (z1+z2) will be diagonals. Cos they’re equal in magnitude it has to be a rectangle i think. go shore
H hogzillaAnson Member Joined Jul 14, 2018 Messages 20 Gender Male HSC 2020 Uni Grad 2025 Jan 6, 2023 #3 A more algebraic approach in case the visualisations don't kick in during the exam. Last edited: Jan 6, 2023