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Hello, could anyone pls help me do part (c)? I've done a and b and kinda mind-blanked for c.

Hi guys! I just wanted to make sure I fully understand the answer to question 25 from last years paper. Is it true that we can say the point of intersection between the two graphs is the equivalence point because it shows where the reaction goes from producing a specific amount of energy per...

Hi! I've received an offer to study a double Bachelor of Business Administration and Professional Accounting at MQ, and wondering if the maths in Accounting will be difficult. If so, which subjects did you find the most difficult, so I can gauge how hard it is going to be and see what type of...

Hey everyone! :) We recently got the assessment notification for the IRP and I just had some questions about it in regards to the primary and secondary research 1) My first question is how many methods of primary research do we have to do? Should we do more then one? 2) For secondary research...

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...

Hey guys! Learning in lockdown can get pretty frustrating so to help out we’re offering free help for anyone that has questions on physics or chemistry! Visit our website (link in first image) to book a quick 15 minute session to ask us anything. We're Olympiad-trained James Ruse graduates who...

Let P(x) = (x+1)(x-3)Q(x) + a(x+1) + b, where Q(x) is a polynomial and a and b are real numbers When P(x) is divisible by (x+1) the remainder is -11. When P(x) is divisible by (x-3) the remainder is 1. i) What is the value of b? ii) What is the remainder when P(x) is divided by (x+1)(x-3)...

I would be grateful for any ideas on this question :) , I know the use of the difference between cubes is used but how do you proceed from there?

I'm looking at swapping Extension English out for Extension History, however I keep seeing "need a co-requisite of Ancient or Modern". So, would I need to discontinue my studies in one of those? Am already doing Ancient and Modern, but would I have to drop one to do Extension next year? Thanks...

Hey, So I did this by subbing in values (rlly not efficient and time consuming). Can someone show me how they would actually solve this? Thanks The answer is (B)

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...

Hi guys, my friends and I were talking at school, and we don’t really understand how ranks affect ATAR. From the gist of the discussion, we know that ranks are “moderated” (still don’t really understand how), and the top mark in the exam is given to the top student. So, in order to really...

Hi fellow BoS users! This is my first post by the way :) What is the proper definition or idea of visibility in the 4Vs? Different textbooks have different interpretations, jacaranda talked about feedback, while excel and Cambridge talked about how much the consumer actually experiences...

hey guys could someone answer the follow IPT questions. would really appreciate it: 1) Explain the function of the switch when many nodes are simultaneously transmitting and receiving Ethernet frames 2) Critically analyse why each Ethernet frame includes a CRC rather than a checksum or parity...

Hey guys i was wondering if anyone could give me time to help me out with a few questions. 1) Explain the function of the switch when many nodes are simultaneously transmitting and receiving Ethernet frames 2) Critically analyse why each Ethernet frame includes a CRC rather than a checksum or...