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Re: HSC 2017 4U Marathon It doesn't matter for the first proof.

Ah yes that makes heaps of sense, thanks so much. And yeah that makes it easy, better to do whatever BOSTES is using. Thanks again!

Ok, so as my title is really vague, here is the detailed question. So, basically the cathodic reaction for a dry cell is NH4++MnO2+H2)+e-->Mn(OH)3+NH3, according to my textbook anyway (I've found different reactions online which is annoying, so if I'm wrong just say). Now, here the Manganese is...

Oh yeah, I have been partially ignoring the classics.

Re: HSC 2017 4U Marathon Yeah that's what I got too.

Re: HSC 2017 4U Marathon Yeah you left off the squares. Put the squares on, then use the result from a) and you should be fine. EDIT: Though I don't see a need to break the terms up as you did in the second line. You can do it easily without breaking it up.

Re: HSC 2017 4U Marathon Eh, it works.

Re: HSC 2017 4U Marathon If anyone wants a hint, consider the expansion (1+x)^2n and what is is equal to for a), and for b), note that nCk=nC(n-k), and group together the like terms. Do consider the even and odd values of n separately for ease.

Also, which do you guys like better?

Oh yeah definitely. I think it would be hard for metalcore to attain the popularity it had if the common vocals were comparable to anything in extreme metal.

Yeah that's a really good song, I can see how bands like those can get you into harsh vocals. For me, as I was 11 when I was getting into metal, it was more nu metal stuff -> amon amarth, and then I kinda stopped listening to music that much, and then last year I got into it heaps again. My...

I thought his vocals were fairly good. Not the best I've heard and a bit unorthodox, but still good. What are your thoughts? I'm guessing you also like them as you posted it.