maths

happy new year everyone! i hope 2022 is a good year for all of us :) this year, I'll be taking my hsc for maths advanced and sor 1, but I'm not sure how to study for the former during the holidays this month. my teacher said this time is crucial to prepare, so i want to use it effectively...

sin (7*pi*n)/12 = 0 i know the answer is 12 but am confused on how to solve this.

Question 10 A big screen is to be constructed behind the stage to display the artists during the concert and each audience member must be able to view the screen. The dimensions of the screen are 5m by 3m. The audience for the concert is to be arranged into a seating section and a standing...

Hey, at the moment I'm a yr 10 student in 5.3 maths. I chose my subjects a while ago and I still have no clue what maths I should be taking with physics. I've been told by previous science teachers that I'm capable of doing physics and they recommend doing maths adv to everyone. I ended up...

Hi guys, I was just wondering if anyone could recommend me any good maths year 11 textbooks or maths olympiad books for Year 11 next year, for practice over the holidays? Thanks! (Good Luck for the Year 12's doing the HSC! I believe in u guys!)

I’m so confused anyone pls explain how to answer this

How would u answer the first question??

I'm about to begin year 12, and one thing I've noticed is all year I've slacked off in maths advanced. I failed 2 exams in year 11, the others barley a pass, and I struggle understanding mathematical concepts - this is partially because of my laziness and lack of trying, but also I've found that...

I'm currently in year 11 and in advanced maths. Rather than doing maths standard, I remembered having general maths as an option in year 10. I've switched schools since then, and the syllabus for general maths no longer exists. I want to drop to general maths in year 12. Is there another name...

Hi there! I'm currently a Year 12 student doing the HSC (taking Extension 2 Maths). I am offering Maths and Chinese tutoring to students from Years K to 10. I ranked 1st internally for Maths Advanced in Year 11 and have had 2 years of private tutoring experience for a range of year levels and...

Anyone know how to solve this one (q20 11I Cambridge Extension 1 Year 11): A certain hill is represented by a hemisphere of a radius 1km. A man 180cm tall walks down the hill from the summit S at 6km/h. How long (correct to the nearest second) will it be before he is invisible to a person lying...

I'm in year 10 and am doing Ext. Maths, Adv. English, Economics, Physics, Chemistry, and engineering studies. I am looking for tutors for these subjects, preferably not personal. Any help would be great.

The polynomial P(x) = x^2 + ax + b has a zero at x=2. When P(x) is divided by x+1, the remainder is 18. Find the value of a and b. Would appreciate all help, thanks :)

1. From a point P, a person observes that the angle of elevation of the top of a cliff A is 40°. After walking 100 m towards A along a straight road inclined upwards at an angle of 15° to the horizontal, the angle of elevation of A is observed to be 50°. Find the vertical height of A above P...

Does anyone have any past half-yearly and yearly papers of preliminary maths advanced?

Stuck on these 4 questions, would be great if someone helped out :)

Hi I need help with a question from the Cambridge 2u textbook (EX1C 13) A piece of paper 0.01mm thick is folded successively 100 times. How thick is it now? Most of the questions were alright but this one really stumped me. Any help would be great.

Hey everyone, In English Standard, Biology and Standard Mathematics, I am ranked 3rd and in Food Technology and Drama I am ranked 1st. So over the course of the HSC I have made comprehensive notes and collected various resources that were very useful during my HSC year. Most of my notes are...

Hello, hello! I'll cut right to it. I'm confused why the answer is 16 - and feel especially stupid because you get that from 249 - 233, however i don't see the connection. Can someone explain this to me? The sum of 50 terms of an arithmetic series is 249 and the sum of 49 terms of the...