mathematics
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Can an IQR, mean or median be negative?
Asked by 717richboy  3 responses 
For those of you who know combinatorics, can you solve this problem?
Asked by LostInParadise  6 responses 
Why doesn't this work (combinations and permutations)?
Asked by Mariah  6 responses 
Why do planets orbit the way they do?
Asked by pallen123  19 responses 
Did my textbook make a mistake, or am I just misunderstanding this concept (linear algebra)?
Asked by Mariah  5 responses 
Help on a difference quotient question?
Asked by dollymixture219  3 responses 
Are there some practical conclusions from game theory analysis of bidding strategies in english auctions?
Asked by gorillapaws  5 responses 
Can you help me understand this proof of countable infinity?
Asked by Mariah  5 responses 
I need help with a 2007 Excel spreadsheet?
Asked by syz  4 responses 
Predicate logic: is this notation correct?
Asked by Mariah  6 responses 
Where, exactly, is the intersection between Math and Patterns?
Asked by Nullo  12 responses 
Is this a visually interesting tiling pattern?
Asked by LostInParadise  26 responses 
Which multiplier gives a faster rate of increase, exponential or logarithmic?
Asked by DaphneT  8 responses 
Can you solve this Russian nested doll problem?
Asked by LostInParadise  17 responses 
What is the greatest contribution of the subject of Mathematics? What are the most beneficial branches and how have we benefited?
Asked by HolographicUniverse  8 responses 
What model of probability applies to atomic decay?
Asked by submariner  16 responses 
Does Mars have the gravitational wherewithal to support a breathable atmosphere?
Asked by Nullo  11 responses 
Where can I get free math help on the internet?
Asked by HeartsLove7  6 responses 
If you know the values of a function at the three points of a triangle, how can I determine the values at points in the interior? {details}?
Asked by PhiNotPi  5 responses 
When do you give up on your goals?
Asked by LittleLemon  9 responses 
How far is the horizon?
Asked by prasad  9 responses 
Do you think that facility in mental arithmetic should be encouraged in schools?
Asked by LostInParadise  18 responses 
How to teach yourself math?
Asked by mjm8401  7 responses 
A group of people all randomly pick another member in the group. How many people are not picked by anybody? {see details}?
Asked by PhiNotPi  6 responses 
Can you show me an example of how a 10 dimensional graph could be useful?
Asked by talljasperman  3 responses