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Can you elaborate on this?

Re: HSC Chemistry Marathon 2016 Question: Is pure water acidic, basic or neutral? Justify your claims.

Why don't they post working out?

The Intelligent Investor by Benjamin Graham Also have a read of the 80/20 Pareto Principle (on the internet) if you haven't

How is it obvious that you tried a lot? You posted none of your progress and have not pinpointed precisely where the problem is.

At least have a try... it's best to DIY then seek help during emergencies

Methods displayed here use the retrieval (via memory) of a trigonometric identity which is good in creativity but if you want to improve mathematical problem solving skills deliberately: increase gravity. Example, can you do this question without explicitly using this trigonometric identity?

Bump

If it's relevant to this thread Otherwise, post in appropriate thread or make a new one

Not the most optimal solution... be more specific with the method.

Re: "Biggest leak in the history of data journalism just went live, and it's about co Looking forward to hearing the good/bad reasons from those who are implicated.

Re: HSC 2016 4U Marathon How would you do this using HSC techniques...

If you arrange it, then order is not preserved. The structure of this serial number must be this: L L L L N N where L = letter and N = number. Suppose we arrange it (one arrangement method out of 6! possible arrangements) such that it yields the following: N L L L L N We see order is...

Serial number: an identification number showing the position of a printed or manufactured item in a series. (retrieved from Google) This implies the order of the letters and numbers matter, so we don't multiply by 6!.

Re: UNSW chit chat thread 2016 SD, when are you going to get braces?

hypothetical strange situation: x amount of new friends think we are close after one month of concentrated interactions. I have already analysed their personalities and concluded that this friendship cannot hold in the long run. what is best doings for this person such that there will be no...

This is the result of someone who lacks focus.

yay! ^_^

Does anyone know a word to describe this specific feeling in this type of situation? If you are brave enough to say it someone's face, then you will learn this lesson real quick! :)

What kind of pictures are we talking? If you prefer typing with notes and have difficulty drawing them on computer, then have paper handy and draw the picture there. Otherwise, all on paper. Not sure how to include pictures but I can only think of using a scanner or CamScanner mobile app to...