I have always wondered how precipitates generate their colours.
This might be a bit beyond the syllabus, but it doesn't hurt knowing.
How does it happen?
links would help.
E.g :
Copper and OH --> PALE BLUE PRECIPITATE
Iron (III) and OH--> BROWN PRECIPITATE
∫x.arctan²x dx.
Someone do it ^.^. Thanks in advanced ! :)
The answers here --> http://integrals.wolfram.com/index.jsp?expr=x+%28arctan%28x%29%29^2&random=false
Is there anything wrong with integrating complex numbers? I've heard that some teachers/lecturers get frustrated when they see students attempting to integrate complex numbers. Can anyone explain why this may be bad. All I know is this :
""Yes, in practical terms integration of complex-valued...
since mx2 is well....harder lol, im interested to see how ppl approach questions, and what the heck is going thru their mind.
e.g - do you think thru systematically....etc etc.
for 2u/3u for example..i dont think....i just doze off and think about the weekend...and my mind will do it for me...
Hi, so I've got this assessment.
Basically - "Electric Motor Construction"
I'm wondering if there's anyone out there who has done such an assignment in the past and if they could provide me with some ideas/hints/advice in how to approach this -construction-
Thanks in advanced. Websites and...
I want to know which two types are the best to use as a related text. Or, which two texts will allow me to maximize my marks.
At the moment, I am thinking of Picture Book and Novel. I know songs aren't a good choice due to the fact that they're related to poems, so it will be hard to...
I am looking for a tutor for Maths Ex II (:
I want a gooooooooood tutor -
who knows what he's doing.
I want him/her to be able to answer any question i throw at him.
I want him/her to teach according to my schedule.
I want him/her to be nice, and understanding.
I want him/her to help me so I...
Can someone please explain how to factorize this step by step. Also, is there a name for this process?
Completely Factorize:
5x² - 9xy -2y²
Thanksssssssssss:rofl:
Ok I'm prelim, and our area of study is Changes / Change in Perspective.
I need to write a essay for my next exam on 2 texts that have been prescribed to me, and one of my own.
Can anyone give me a great text with many techniques that I can use? The question is unseen, so I can not give...
^^ Title. Im just curious. Doing 2 unit and ex 1 atm, i don't feel the need for tutoring. I'm considering taking mx2. Will i need to do tutoring to get a great mark?
Hey guys! Just using this as a form of research.
So this is my 3rd task of chemistry and falls under the topic of: Energy
So I'll type the general task:
In this task you are to design and perform an experiment to determine which fuel, out of the two fuels(methanol and ethanol), would be the...
I know theres a Sticky on this!!
BUT I STILL CANT DECIDE WHICH ONE IS BETTER!!
So it's out of THESE 3 !! That's what I've seen , and I've gone through all the threads ! SO LET THE VOTING BEGIN!!!!!!!!!!!
LET THE BEST MATHS BOOK WIN !!!
Especially proving things ! I do not know where to start!
Can anyone who's really good at this topic give me some hints.
I've done a lot of study, I'm memorized theorems and stuff, but I'm lacking process.
Can anyone give me a good and understandable process in solving Circle Geo questions...