Hi, what's the difference between the general formulas : b + acos(nt + alpha ) and b + asin(nt + alpha) when do I use either one. Please provide an example.
Ok, so I need a 3u/4u maths tutor for the HSC of 2009 (the one coming up). Preferebly someone who lives in the hills district, but I can travel out to as far as Hornsby to Strathfield and around Parramatta.
PM me. Thanks
Hi im really confused with this stuff, please help
This is the worksheet im currently doing.
sorry its a bit big, and basically i am confused about what second derivative and first derivative measures.
say for Question 2v , where is it negative? (i have the answers but don't know how to...
Hi i have a dot point on the syllabus that i need help with, the text book doesnt explain it very well . Thanks =]
4. outline how the accretion of galaxies and stars occurred through:
a) expansion and cooling of the Universe
b) subsequent loss of particle kinetic energy
d) lumpiness of the gas...
hi I have an Othello speech due on the first Tuesday back, and i need help !!!!
Aite, so the question is;
"drama relies on conflict. Prepare a speech to be given in class in which you discuss how conflict is used to explore the major themes of the play, Othello.
In your response, you must make...
Hi can someone help me with these problems, yes they are probably basic... but i was away when the teacher explained (or wasnt listening :P) . So yah, help me
I have copied the question exactly; (ambiguous question imo, dont really know what its trying to ask)
Find f(x) for all x in each of...
Hi, i have a quick question i would like to ask;
"Sketch the region defined by the inequality"
y<3/x
and
x<4/y
I was just wondering, how do you test the points to know where to shade in the regions..?
Thanks for your help =]
hi I have a rather simple question...
key:
_ = sub
^= to the power of
2 log_4 (x+2) = 0
so i solved for x, which is x= -1 and x=-3 (rather simple) and i was wondering on the method to check the answer
so i sub x = -1 into the equation and it works out.
i sub x=-3 into the equation, and...