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Hey, please help :) QUESTION: Find the gradient of the secant between (1,2) and the point where x = 0.999 on the curve y=x^4 +1 Then, use this to find the gradient of the tangent to the curve y=x^4 +1 at the point (1,2). Thanks.

Oh wow .. thanks guys. When you refer to solubility rules, what table do you use? EG Do you have an example off the internet? Any of these...

Do you need to know the solubility rules off by heart? o_O What about Business and Economics?

Hey Peeps Is the year 11 prelim course tested in year 12 or hsc? Does it vary for different subjects? Eg I think Maths is tested. But what about other subjects? The main subjects I'm after are: Ext math, chem, eco, business and adv english. Cheers Hyper_bole

Hey guys, can you please write solutions to these questions in the attached file? PS Sorry I forgot to write the division signs, and that's why it looks like that. Thank you so much!

Lol yeah dude just study in the morning, you remember stuff better.

Ohhh thanks so much!!

Please explain this in simple language. Thanks :) PS Oh yeah, this is probably a stupid question but oh well.

Haha! It's pretty useful :)

Hey People!! If you're in year 11 this year, join the "Year 11 2013 Study Group" so we can help each other out with stuff. And also to simply discuss random things. Invite your fellow year 11 peeps too! :)

Omg thankssssssssssssssss!!!

LOL dude, do I write that in an exam ...? Need some more depth.

Please please please help me, or I will explode! I don't get why you can't just use Oxygen-16...? Is it because Carbon-12 is more accurate and closer to the number '12'? Thanks ! :)

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Sounds good!

What topics are you guys up to in School (year 11) especially for Business Studies, Economics and Chemistry?