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K
Helpers, maybe dissociate yourselves from threads that keep going on and on.

Administration Issues

Have an issue regarding the message boards? This is the place to ask for new features, critique the design, or let me know about site performance problems (but no personal attacks please).
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topsquark
LaTeX \newcommand does not work for me

Free Math Help

Arithmetic

For basic math questions about addition, multiplication, fractions, etc.
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Steven G
Is there a formula or way to calculate which numbers we can divide a certain number to only produce non decimal numbers?

Pre-Algebra

Questions from "Pre-Algebra" classes.
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B
What Books are Recommended? (pre-algebra books that are easier to comprehend)

Beginning Algebra

Specifically for introductory questions about algebra (Algebra I).
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BigBeachBanana
cashier ticketing problem: A cashier has a total of 400 tickets of five different colours Blue, Green, Red, Yellow and Orange.

Intermediate/Advanced Algebra

For more advanced algebra topics, including Algebra II and Pre-Calculus.
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Qwertyuiop[]
writing this sum in binomial form: sum, k=1 to 2n, of 2n-choose-k * 2^{-2k} * 3^{2n-k}

Geometry and Trig

Ask your questions about all levels of geometry from elementary school through college.
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lev888
Mathematical Prison Escape: Create challenge where prisoner has to use geo/trig to escape
  • lev888

Probability / Statistics

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BigBeachBanana
(Roots of Quadratic Equations) A, BB, and CC are selected at random and independently from the interval (0,1)(0,1).

Calculus

All levels of calculus from Calculus I through Differential Equations and beyond.
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Dr.Peterson
How Did I Mess Up? The Answer Should Not Be Negative.

Differential Equations

Advanced calculus topics from Diff EQ go here.
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blamocur
How do I go about solving this problem? Let f(t) = |t| for -1<t<1; find periodic soln to x"+(pi)^2 x = f(t)

Advanced Math

For the highest-level (post-calculus) math questions that don't fall into any other category.
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blamocur
Substantial Difficulties Encrypting Letter String ASCII values for RSA Assignment

Finance/Business Math

Compound Interest, Earnings Growth, Tax Rates, etc.
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K
blue ridge construction take out a loan with a fixed annual effective interest rate of 13.9%. Two months after taking out the loan...

Math Odds & Ends

Clever math jokes, trivia, good links, etc.
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L
Number Theory 11/26

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