General Math Forum

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Join in expert discussion on general math topics that are not applicable to the specific categories. This includes topics are usually high school math level. Homework help is available.

Math Proof Training and Practice

A gap in resources that should help students visualise mathematics

Math Guides, Tutorials and Articles

MHB Deriving the first and second order Newton-Cotes formulas

Math Problem of the Week

Undergrad Sum of an Alternating Series
Undergrad Sigma Interpretation: f(x)=X^2, j=1, n=4
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High School Can someone explain this to me
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Undergrad Vowel Puzzles: 5 Vowels, 10 Letters, Alphabetical & Reverse Order
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High School Solve the Puzzle: Couple of Puzzles #1 & #2
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High School Is sqrt(4) Equal to +2 or -2 and Where Is the Error in My Calculation?
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Undergrad Guess the High Card: Win 20 Dollars?
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Undergrad Is it possible to interpolate between two polynomials?
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Undergrad Convolution in Discrete time of a function with Impulse with delay?
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Undergrad When to square a sum and when not to
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Undergrad How can there be more rational numbers than natural numbers?
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High School 20 Liters per cubic meter of rain?
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Undergrad What is the meaning of D in Gaussian program output: 0.0323424 D-2?
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Undergrad How are we able to take the log of both sides of the equation?
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How many decimals of Pi do you remember?
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High School What is the error in this simple logarithmic equation?
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High School Is there an easy simplification of (n)/(n)?
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High School Converting Decimals to Fractions
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Undergrad Can the angles of a quadrilateral be determined with known side lengths?
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High School Help with ratio 1.0 x 10-2 = 1:100
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High School Solving 1.25 x 10-2 Sv-1 = 1:80
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Graduate General equation of a circle in 3D?
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Undergrad How do I apply the distributive law to ∑(k xi + j yi)?
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High School Midpoint Formula: Intuitive Explanation
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Undergrad Number of real solutions to x/100=sinx
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Undergrad Trigonometric Equation with Unequal Coefficients: How to Solve?
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FooPlot - online graphing calculator
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High School Another displacemenet and weight question?
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Amaze Friends: Learn How to Do an Amazing Card Trick!
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High School What is the Best Calculator for College Algebra?
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Undergrad Can ANY curve be described by an equation?
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High School Master Recurring Decimals Conversion with My Advanced Math Tips
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High School How to Lay Out Tiles to Create Largest Circular Area
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High School How Much Weight Can Aluminum Pontoons Support in Fresh Water?
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Graduate Locating Points in 3D Space Based on Given Parameters
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High School Im really stuck on this basic formula
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High School Im really stuck on this basic formula
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Undergrad Function, f, with domain (-infinity, + infinity)
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Graduate Euler's Totient Function Proving
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High School Same expressions, but different functions
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High School Line segment of length pi (Just a thought I've had)
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Graduate A Contradiction in Moment of Inertia Formulae by reductio ad absurdum?
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High School Extracting Square Roots in your head
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Undergrad Why is x^2 not bijective when defined with a domain including 0?
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Graduate Projective Geometry: Proving Existence of Centers S_1, S_2 & S_3
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Undergrad Puzzle Solving - How to Transform (eqn 1) to (eqn 2)?
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Undergrad General Help for Combinatorics and Graph Theory
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Arthur Benjamin the methamagician
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Graduate Can I visualize three variable functions through scalar and vector fields?
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Undergrad Preparing for College Math: Tips and Resources
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High School Is it Integrable or Integratable?
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High School Perpendicular Lines: Slope, Angle & Equations
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Undergrad Solving for Delta Squared: Rules & Examples
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Undergrad Discrete Math - equivalence laws
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  • Poll Poll
Undergrad Is there a hierarchy between pure and applied mathematics?
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Undergrad Solve the Pythagorean Tripple 3^x+4^x=5^x
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Undergrad Combining two trig terms into one?
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Undergrad Help with Estimating Total Area
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High School Divide a Sphere into Many Shapes
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High School Why do we have order of operations in math?
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Undergrad Economist uses Drake equation to predicts odds of finding GF
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Undergrad How Is the Sum of Squares Formula Derived Using Induction?
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Graduate What is a phase map and how is it used in structured light 3D scanners?
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High School How Do You Simplify 4√(sin(π/4))?
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High School Irrational Numbers: Infinite Numerical Values Explained
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Undergrad Euclid's Proof: Infinity of Primes
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High School Formula for Microsoft Excel®'s FV function?
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Undergrad Brain teaser, reminds The lady or the tiger
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Graduate Simpler Approach for Solving Simultaneous Equations with Multiple Variables?
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Undergrad Proof Sin^2(x)-Sin^2(2x)=Cos^2(2x)-Cos^2(x) - Get Help Now!
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Graduate Are You a Dead Head Who Appreciates Math?
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Undergrad Is Math a Tool for Understanding Our World?
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High School Three Passengers and Train Station Puzzle
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Graduate Do All Fractals Exhibit Exact Self-Similarity?
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High School Software to learn algebra and geometry
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Undergrad Recurrence relation of tangent
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High School Factoring vs. original equation
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High School Infinite String and Letter Puzzle
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Some interesting brainteasers Starter I used
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High School What is the sum of digits in the numbers 1 to 2010?
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Graduate Knight and knaves and distant planet puzzle
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Undergrad Finding the minimum value that an expression can take.
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Graduate Use of infinity in mathematics from the constructivists?
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Undergrad Triangulation: Locate Point with 3 Sensors
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High School Explain the logic behind proportions
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Graduate Convert a philosophical statement to a mathematical formula?
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High School Half of a Bucket of Water: Limit or Infinity?
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Graduate What Does Feed a Cold, Starve a Fever Mean in Math Terms?
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Undergrad How Can Soldiers Ensure They All Have Been Summoned?
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Undergrad Need book on billiard ball type problems
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High School Imaginary numbers negative confusion
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Undergrad Can y(x) be Calculated from a Cubic Bezier Curve?
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High School How to write that per that in mathematical terms?
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Undergrad Solve 3^(2x) - 2*3^(x+5) + 3^10 = 0 - Brain Boosting Hint
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Undergrad Numbers and systems a way of storing states of energy
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Undergrad Circle to Circle Tangent Equation
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High School Where is the arsenic in the Six Jars Puzzle?
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High School Which Book is Best for Self-Studying Number Theory?
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Undergrad Questions about conic sections
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High School AQA AS Maths question from '09 paper
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High School Intuition behind a method of adding two fractions
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