| Search |
| [Next Page] |
[RESEARCH] My interpretation of the Texas anti-glassware law
This has gone too far Cou.
So the Texas stuff was all bogus crap just to garner attention as well ... |
22-3-2016 at 13:22
by: aga |
Calculus! For beginners, with a ‘no theorems’ approach!
Not sure where to go with these chain rule exercises.
Here's what i imagine needs doing for the f ... |
22-3-2016 at 13:15
by: aga |
Active Nickel, not Raney's method
What for ? to get a stack of H into the C or to magically 'activate' it ?
What is this 'Activatio ... |
21-3-2016 at 16:13
by: aga |
Active Nickel, not Raney's method
Is 'activated' a general term for 'Huge Surface Area', same as 'Activated Carbon' ? |
21-3-2016 at 15:44
by: aga |
Calculus! For beginners, with a ‘no theorems’ approach!
That's 4 out of 38 which is 100% !
Woohoo ! |
21-3-2016 at 15:39
by: aga |
Calculus! For beginners, with a ‘no theorems’ approach!
Erm., bloggers, you do realiase that by posting those 'reminders' that you're giving away the secret ... |
21-3-2016 at 15:35
by: aga |
Calculus! For beginners, with a ‘no theorems’ approach!
Many thanks for taking the time to analyse and correct the errors woelen.
It is very much appreci ... |
21-3-2016 at 15:28
by: aga |
Calculus! For beginners, with a ‘no theorems’ approach!
The next ones look harder.
Here goes ..
$$y=\frac{\sin x}{x}$$
Quotient rule (why they don't ca ... |
21-3-2016 at 15:02
by: aga |
Calculus! For beginners, with a ‘no theorems’ approach!
next ...
$$z=(x-1)\sin x\:\text({note: (sin x)'=cos x})$$
Erm, product rule again, maybe ...
$$z' ... |
21-3-2016 at 14:46
by: aga |
Calculus! For beginners, with a ‘no theorems’ approach!
i do hope i get to keep my snotty hanky, at least for re-arranging the answers so the biggest expone ... |
21-3-2016 at 14:34
by: aga |
Calculus! For beginners, with a ‘no theorems’ approach!
next ...
$$u=(2x^7+a)(x^6-b)\:\text{(where a and b are constants)}$$
product rule again ...
$$u' ... |
21-3-2016 at 14:32
by: aga |
Calculus! For beginners, with a ‘no theorems’ approach!
next ...
$$y=x^{-2}(3x-5)$$
oooh ! i think the product rule applies
$$y'=(x^{-2})'(3x-5) + (x^{-2 ... |
21-3-2016 at 14:07
by: aga |
Calculus! For beginners, with a ‘no theorems’ approach!
next ...
$$z=3x^a-5x^b\:\text{(where a and b are constants)}$$
Hmm.
$$z' = 3(ax^{a-1})-5(bx^{b-1} ... |
21-3-2016 at 13:40
by: aga |
Calculus! For beginners, with a ‘no theorems’ approach!
next ...
$$u=ax^3-bx^2+c\:\text{(where a, b and c are constants)}$$
Eh ? if they're constants thei ... |
21-3-2016 at 13:34
by: aga |
Calculus! For beginners, with a ‘no theorems’ approach!
The latex is tricky to get right 1st time (easier on paper).
One by one ...
$$y=3x^{-2}-7x^3+x ... |
21-3-2016 at 13:31
by: aga |
Calculus! For beginners, with a ‘no theorems’ approach!
OK. Thanks. Will get head-scratching on those.
One bit i cannot fathom from much earlier is
$$ ... |
21-3-2016 at 13:15
by: aga |
[RESEARCH] My interpretation of the Texas anti-glassware law
So have you placed an order yet Cou ?
If not, what are the Plans and where have you got to with t ... |
21-3-2016 at 12:00
by: aga |
Calculus! For beginners, with a ‘no theorems’ approach!
Um, it looked a lot harder : a LOT harder.
Sorry for the prevarication.
Edit:
Is a Green fl ... |
21-3-2016 at 11:51
by: aga |
Lab Gas Mask under $100 anyone?
I guess Dr.Bob an Herr Haber have hit the nail right on the head there :
If you don't feel confi ... |
21-3-2016 at 09:24
by: aga |
ghettoing a 3 necked flask/ vacuum setup
Same here. Every order i made for glassware from china has been great.
Problems (maybe 3 out of 1 ... |
21-3-2016 at 09:08
by: aga |
[RESEARCH] My interpretation of the Texas anti-glassware law
[rquote=442632&tid=65585&author=Cou]and wait a month first. Combine that with the long shipp ... |
21-3-2016 at 08:57
by: aga |
Help! Frozen joint. I think due to NaOH crystals.
All glassware can be safely kept forever - just don't use it, ever !
You got to be brave to get a ... |
21-3-2016 at 08:47
by: aga |
Calculus! For beginners, with a ‘no theorems’ approach!
Many thanks for taking the trouble to show the workings.
i think i got it !
If i did understan ... |
21-3-2016 at 08:33
by: aga |
Calculus! For beginners, with a ‘no theorems’ approach!
[rquote=442623&tid=65532&author=blogfast25]Maybe try and explain better what you're struggli ... |
21-3-2016 at 03:49
by: aga |
Are there any soft drink preservatives to protect against spoilage that are non acidic?
No it isn't : it's Benzene based, mostly, with a Na hanging around, kinda lost.
[Edited on 20-3-201 ... |
20-3-2016 at 15:30
by: aga |
| [Next Page] |
