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If we had a even number of terms, would that negate the need to add \binom{2n}{n} as the expression would be perfectly symmetrical?

http://prntscr.com/ksa768 Could I get some help with part ii.Thanks

Exactly my point. Trade war started in April when Trump imposed the initial steel tariffs. I think it’s a highly likely proposition- . https://en.m.wikipedia.org/wiki/2018_China–United_States_trade_war

Expecting a protectionism question considering the context of Trump presidency, China tensions etc. Maybe something related to wage growth for stimulus.

You could do 2U by yourself with two decent textbooks-Cambridge and Fitzpatrick

3U-64. Annoyed that I didn’t get higher and lost the majority of marks through small errors. There was only about 2 marks which I wasn’t sure how to do. 2U-96 Slightly disappointed with this. Made a stupid mistake in the multi choice and in Q14 and 12. Need to practice being more clinical...

I've heard that HSC questions, particularly short answers tend to more vague in their wording. Is there any truth to this? My study plan leading up to the HSC is actually to complete past papers- leading up to the trial I didn't have enough time to touch a single paper. So that might help. Only...

Still have one exam left tomorrow. Got my business studies mark (97) and that’s it so far. I think the rest will be alright

Thanks. How do you know by inspection the domain without solving an inequality?

http://prntscr.com/kkcoio Could I get some help with part i, ii, iii, and iv. Thanks

Any interesting/ left field questions or results?

Usually the question will say approximate a root by 'halving the interval once, twice' etc

Yes

http://prntscr.com/khe3aj Thanks. It looks easy but... maybe I am missing something.

http://prntscr.com/kh9aut How would you do part iv? Thanks

That's a very very easy last question. Imagine 100 raw will be common

I didn't do CSSA... but what was in question 16?

How exactly would you apply the definition? Thanks

1. How would I find the domain of 1/1-sin^(2)x? 2. An inequality which has the same solution as |x+2| + |x-3|=5? Thanks in advance.

Space Engineering and Commerce