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Today,
10:30 AM
Dr.Peterson
replied to a thread
Difference between T1(N) and f(N)
in
Intermediate/Advanced Algebra
As JeffM pointed out, without the actual definition, you don't get a correct idea of what O means. The definition states what we mean by "grows...
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24 replies | 437 view(s)
Today,
10:29 AM
tkhunny
replied to a thread
Help figuring an equation
in
Finance/Business Math
01) 0.925x + 100 - x = 94 02) 0.925x - x + 100 = 94 -- Commutative 03) (0.925x - x) + 100 = 94 -- Associative 04) (0.925 - 1)*x + 100 = 94 --...
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1 replies | 7 view(s)
Today,
10:15 AM
tkhunny
replied to a thread
How many combinations i can get from 7 numbers? Without repetition
in
Probability / Statistics
You've established the 1's, 1, , 3, 4, ..., 7 -- 7 of those. How may 2's? What do you know of Binomial Coefficients? Type "7 choose 2"...
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1 replies | 6 view(s)
Today,
10:07 AM
tkhunny
replied to a thread
proof of area of circle
in
Calculus
Why not show us your integral?
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1 replies | 65 view(s)
Today,
09:55 AM
PNGento
started a thread
Help figuring an equation
in
Finance/Business Math
This is my first post and I wasn't sure which group to post this in, but this one seems the best fit...if there is a better group, please either move...
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1 replies | 7 view(s)
Today,
08:35 AM
Yunzhen
started a thread
How many combinations i can get from 7 numbers? Without repetition
in
Probability / Statistics
From 1,2,3,4,5,6,7, How many combinations without repetition can I get ? Eg: 1, 2, 3, 4, 5, 6, 7, 1.2,1.3, 1.4, 1.5, 1.6, 1.7 ...... ...
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1 replies | 6 view(s)
Today,
05:15 AM
topsquark
replied to a thread
Help me please!
in
Intermediate/Advanced Algebra
Nice! -Dan
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6 replies | 278 view(s)
Today,
04:15 AM
Otis
replied to a thread
Help me please!
in
Intermediate/Advanced Algebra
:idea: Maybe Mikey wants to try, but doesn't have enough familiarity with geometric progressions for a spark to start. This is a neat...
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6 replies | 278 view(s)
Today,
04:12 AM
Otis
replied to a thread
I think this is a fraction? It's: 4 (-2.5) Trying to get the answer
in
Beginning Algebra
2.5 is the decimal form of the mixed number 2˝. 2˝ = 2 + ˝ 2.5 = 2.0 + 0.5 0.5 is the decimal form of ˝, yes? That is, 0.5 is 5/10, which...
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1 replies | 54 view(s)
Today,
04:11 AM
apple2357
replied to a thread
Parametric to Cartesian
in
Intermediate/Advanced Algebra
Thanks!
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6 replies | 224 view(s)
Today,
03:34 AM
Otis
replied to a thread
Volume of solid using cylindrical cordinates
in
Calculus
Hi. The vBulletin forum software setup here contains a number of bugs and restrictions. We all deal with it, ha. It's better to host large images...
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5 replies | 238 view(s)
Today,
03:03 AM
aron101782
replied to a thread
Volume of solid using cylindrical cordinates
in
Calculus
Ya whatever you say doctor. But your system has an error. It won't let me upload a photo of my solution. Here it is typed without a skeetch. So we...
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5 replies | 238 view(s)
Today,
02:07 AM
khi200
started a thread
I think this is a fraction? It's: 4 (-2.5) Trying to get the answer
in
Beginning Algebra
Hi, I've been working on this problem: 4(-2.5) for some time for my homework, but I can't seem to figure out how to get the correct answer....
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1 replies | 54 view(s)
Today,
12:45 AM
vaderboi
replied to a thread
Difference between T1(N) and f(N)
in
Intermediate/Advanced Algebra
@Dr.Peterson and JeffM- I apologize but I still don't understand. N2 + N3 for any input over 1 will always be higher than N3. How does N2 + N3 have...
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24 replies | 437 view(s)
Today,
12:08 AM
Dr.Peterson
replied to a thread
Volume of solid using cylindrical cordinates
in
Calculus
Well, we need the answers to the questions you were asked in order to help you. You didn't state the problem clearly, so that we can be sure what...
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5 replies | 238 view(s)
Yesterday,
11:51 PM
Jomo
replied to a thread
Help me please!
in
Intermediate/Advanced Algebra
Please don’t worry about the solution, the program that gave this problem will show the solution when I put the correct answer in. I have no clue...
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6 replies | 278 view(s)
Yesterday,
11:46 PM
steveSGSJ
started a thread
Formula required for rural pool league stats - cause we have NO idea!
in
Advanced Math
Looking for a formula to calculate a pool player’s averages in a rural pool league…. We are a rural non-profit community organization that plays...
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0 replies | 59 view(s)
Yesterday,
11:36 PM
Jomo
replied to a thread
Fastest structured way to get max(abc) if a+b+c=30
in
Intermediate/Advanced Algebra
Hi, you should know by now that we want to see some work so we know where you need help. It's silly for us to show you something that you already...
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1 replies | 76 view(s)
Yesterday,
11:24 PM
kelsiu
started a thread
Fastest structured way to get max(abc) if a+b+c=30
in
Intermediate/Advanced Algebra
What is the fastest and structured way to get maximum of abc if a+b+c=n, say n=30? a,b,c are non-negative and can be non-integer. What is the...
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1 replies | 76 view(s)
Yesterday,
11:16 PM
Denis
replied to a thread
3's galore
in
Math Odds & Ends
Ya get 1st prize!!
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10 replies | 267 view(s)
Yesterday,
10:19 PM
aron101782
started a thread
proof of area of circle
in
Calculus
I have a question about the derivation of the formula for the area of a circle to be pi r^2 . When substituting for x I have used both r sint and r...
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1 replies | 65 view(s)
Yesterday,
10:11 PM
Otis
replied to a thread
Color crypt
in
Math Odds & Ends
Early hint: Only one answer is a color.
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14 replies | 380 view(s)
Yesterday,
09:44 PM
aron101782
replied to a thread
Volume of solid using cylindrical cordinates
in
Calculus
It's a simple question yeah I suppose I will have to answer for myself thanks to people like you.
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5 replies | 238 view(s)
Yesterday,
09:28 PM
lookagain
replied to a thread
3's galore
in
Math Odds & Ends
4) ((3!)!/3)(3^3) - (3^3)(3!) - 3 - 3!/3 = 6313 5) (3^3)((3!)!/3 - 3!) - 3!/3 + 3 - 3 - 3 = 6313 6)
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10 replies | 267 view(s)
Yesterday,
08:51 PM
tkhunny
replied to a thread
80 degrees
in
Geometry and Trig
Kinda random. Thanks :-)
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10 replies | 264 view(s)
Yesterday,
07:37 PM
JeffM
replied to a thread
Difference between T1(N) and f(N)
in
Intermediate/Advanced Algebra
A formal definition of O suitable for analysis of algorithms can be found here http://web.mit.edu/16.070/www/lecture/big_o.pdf I really think...
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24 replies | 437 view(s)
Yesterday,
06:18 PM
topsquark
replied to a thread
80 degrees
in
Geometry and Trig
@tkhunny: The question about the LaTeX code failing was recently posted. The word "angle" automatically connects to a link which screws up the...
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10 replies | 264 view(s)
Yesterday,
06:04 PM
Otis
replied to a thread
Color crypt
in
Math Odds & Ends
I hear the noodle lady boiling water … :p PS: Them's a lotta NKs !
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14 replies | 380 view(s)
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