This is our post for discussion of the 2021 NHT Mathematical Methods exams (here and here). See also the accompanying 2021 NHT Specialist exams post, here. See also the relevant Witches: here, here and here.
UPDATE (08/10/21) The exam reports have reappeared, as PDFs, here and here. The exam 2 report has important updates, and important non-updates; see the comments in blue, below.
UPDATE (22/09/21) The exam reports are now out, here and here (VCAA-Word-Stupid). We’ve added a couple comments below, in green.