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Epping Boys Mathematics Standard 2 2023 trial is at https://community.boredofstudies.org/resources/epping-boys-2023-mathematics-standard-2-trial.20323/ It is added to post #7 and there is a new Standard 2 zip

Epping Boys 2023 Mathematics Standard 2 trial

Several people have requested a cleaner version of the Parramatta Physics 2023 trial. The cleaner version is at https://community.boredofstudies.org/resources/parramatta-hs-2023-physics-trial.20266/ now.

The previous version had marks on the MC section which are not in this version

This has become slightly more complicated by the fact that there are 2 versions of the North Sydney Girls 2023 paper. The first version is in https://www.mediafire.com/file/e9f1zocy20mqlp4/6-ext-2-trials-2023updated.zip/file and the second version is at...

5 more maths ext 1 trials from 2023: https://www.mediafire.com/file/2l4a84xdqo2iu9o/5-more-ext1-2023.zip/file They are Baulkham Hills, Caringbah, Girraween, Hornsby Girls, Hurlstone It is added to post #7 and there is a new zip with all 17 papers. I'm gonna turn you dudes into the 🐐

Here are some: https://thsconline.github.io/s/yr12/English/trialpapers_paper1.html https://thsconline.github.io/s/yr12/English/trialpapers_paper2_advanced.html It doesn't have 2023 papers yet though

Thanks. I added it to the post #7. There is also an updated zip

\text{Area of trapezium with parallel side lengths } p, q \text{ and height } h\text{ is } \textstyle\frac{p+q}{2}\times h\text{ and here, }p=\log_a2, q=\log_a4, h=2

Sydney Grammar Ext 1 2023 trial

To get 4 equations in m,n,a,b by equating coefficients or using Vieta's formulas. Then solve for a,b.

Sydney Grammar 2023 trial Q14c

-1≤cos t≤1 ∴ 0≤cos2t≤1

9(sin2t+cos2t)+7cos2t=9+7cos2t

Sydney Grammar 2023 trial Q11g

What's wrong with it?

I fixed it. But when you download it now the filename will be 2023-Moriah-Extension-2-corrected.pdf If you downloaded it before, redownload. The zip is also updated

better filename

updated and solutions attached

This is a corrected version of the Moriah 2023 Mathematics Extension 2 trial that was on here previously