# Search results

1. ### TRIG QUESTION

Let the two expressions equal each other and solve for T using auxiliary angles.
2. ### Expense Ratio

Thank you so much!! Didn't realise I shouldn't add COGS. I also doubt they'll be this complex; this is for an assessment task :)
3. ### Expense Ratio

How did you get this?
4. ### Expense Ratio

I calculated sales to be 37784 + 108 (other income) and expenses as 36914. Then put them into the ratio. I don't know what I'm doing wrong.
5. ### Mechanics Test

Mechanics test. Solutions at end. Ignore question 10 and its solution.
6. ### Expense Ratio

I've calculated the expense ratio (total expenses/sales) as 97.7%, but that seems really high. Would someone be able to double check that's the right answer? [For June 28 2020]
7. ### Projectile motion

Is r defined anywhere?
8. ### Maths Help

I'd say the question wants you to use auxiliary angles
9. ### What's the best nesa approved calculator for 4U?

Oh yeah, that’s the one that does induction for you?
10. ### What's the best nesa approved calculator for 4U?

Obviously the MP120-MGII! (Just make sure you bring a glue stick into your exams.)
11. ### Band 6 Chem???

HOW. I just make notes from textbooks in my chem class, and my teacher doesn't really prep us for HSC questions or assessments, so I don't know what to do. Any tips on how to actually do well? (Also, I was thinking of getting one of those Excel books, are they worth it?) Thanks.
12. ### Business Studies report plz help

So, I have 2 reports (600 words each, 2 case studies) due in a couple weeks: "examine why ethical behaviour and government regulation are important in marketing" and "explain how globalisation has affected marketing management" (they come straight from the syllabus). Any tips on getting started...
13. ### past hsc questions by topic

If it's of any interest, the HSC question compilations come from SmarterMaths If you make an account as a teacher you can get a bunch for free, but for the full system, it's something crazy like \$1,400/yr. There's a chance your teacher could have access to it, so you should definitely check with...
14. ### 28/30 Complex Numbers (Fractals) Investigation (NESA)

1 mark lost for not adequately showing how geometric series in Q.2.c was achieved 1 mark lost for not showing calculation of the modulus in Q.4.b EDIT: Plz don't plagiarise, that'd be so stupid.
15. ### What's necessary from Advanced?

I started 4u this term and want to finish the advanced course over the summer holidays. I'm wondering what topics from advanced I 100% need to know for 3&4u as I want to maximise my time. I know it's good to know everything, but what stuff isn't important (unless it's all important)?