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For part two, not sure if I got it right, but think I landed at (9pi^2/4 + 2pi)

Don't worry bro you gonna get it.... just try hard

Is there a pnemonic for the solutions that I need to add to test for a cation (MOD 8 IQ1)? Thanks....

If a questions asks us to validate if certain hydrocarbons are isomers of each other, what would be the most effective way to do it rather than draw it out?

thanks man - lol I am in a similar situation to you now.... kinda bombed my first two tasks for 3u and 4u and desp need a comeback to achieve my atar aim. Congrats on getting 95+ in those subjects....

With two terms of the HSC finished and two more remaining, I just wanted to know how I should be heading on from here until the HSC? How should I make my study from now to the trials? And especially after trials what really happens - do classes continue, and how should I structure my HSC...

For this question, I got an answer that the magnet points in the direction of D since I used RHPR to find that the wire experiences a force to A, after which I used Newton's third law. Can someone explain this to me?

@5uckerberg yep I got that answer too - for some reason the answers published forgot the minus.... Thanks

Doesn't the atar profile show that UNSW engineering and comp sci has a median of like 95 lol

or did they integrate this wrong? Also tell me what you guys get for this: The answers seem uncorrected lol

For this question can someone show me the working out as to why the answer is A. Thanks

oh ok ye I got that. Thanks!!! And yh it is integration by parts

Anyways would you have to multiply the volume of revolution by two to account for the positive and negative root of the function?

@ExtremelyBoredUser @idkkdi @jks22 @5uckerberg got it - thanks!!!

I know their individual cut offs are around 92 to 93, however, the median for this double degree option is stated to be 94.85 - so just wondering the cut-off needed to make this degree. Thanks! (this is for UNSW btw)

It did say find the derivative for part (a) ig - but I do not know where to go one from there....

Can someone help me with the question above?