General Math Forum

Post thread
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
Graduate Smoothing Concept Example and Inequalities
  • · Replies 15 ·
Replies
15
Views
5K
High School Intermediate algebra , Natural logarithm question
  • · Replies 11 ·
Replies
11
Views
6K
What Makes Mathematics a Fascinating Science?
  • · Replies 7 ·
Replies
7
Views
3K
High School Fraction Decomposition: A/a+B/b?
  • · Replies 3 ·
Replies
3
Views
2K
Undergrad Solving fourth degree polynomial
  • · Replies 6 ·
Replies
6
Views
18K
Undergrad Something that has always intrigued me
  • · Replies 8 ·
Replies
8
Views
5K
Graduate What n is required to make n > a^n
  • · Replies 3 ·
Replies
3
Views
2K
High School Large percentage problem: check my work please?
  • · Replies 7 ·
Replies
7
Views
2K
Undergrad Calculate g in Any Direction from Tri-Axis Accelerometer
  • · Replies 4 ·
Replies
4
Views
2K
Undergrad How do you get good at proofs?
  • · Replies 6 ·
Replies
6
Views
5K
Graduate Is this problem solvable analytically?
  • · Replies 7 ·
Replies
7
Views
3K
Undergrad Prime Numbers Formula: 1800s Math Discovery
  • · Replies 6 ·
Replies
6
Views
16K
High School Solve Algebra Question: radical{n+4} + radical{n-1}=5
  • · Replies 8 ·
Replies
8
Views
3K
Graduate Can a Chain of Links Form as Many Triangles as Its Length?
  • · Replies 5 ·
Replies
5
Views
3K
Graduate Can we prove that there are infinitely many primes congruent to 2 or 3 (mod 5)?
  • · Replies 3 ·
Replies
3
Views
3K
Graduate Is There a General Solution for Interpolating Splines in N Dimensions?
  • · Replies 1 ·
Replies
1
Views
6K
High School What is Log e and How Do You Find It on a Calculator?
  • · Replies 2 ·
Replies
2
Views
4K
Undergrad Kirchhoff's law - Simultanious Equations - Question
  • · Replies 2 ·
Replies
2
Views
7K
Undergrad PHP Random number generator (Need help)
  • · Replies 3 ·
Replies
3
Views
9K
Undergrad Over The Edge: Building an Ant Staircase with a Deck of Cards
  • · Replies 13 ·
Replies
13
Views
5K
Undergrad Are There Any Unique Methods for Factoring Polynomials?
  • · Replies 13 ·
Replies
13
Views
7K
High School Trying to find the square footage of my back yard - know 4 sides
  • · Replies 11 ·
Replies
11
Views
11K
High School Can I self learn advanced math?
  • · Replies 3 ·
Replies
3
Views
2K
Undergrad What is Non-Dimensionalising and How Can It Help Solve General Linear Equations?
  • · Replies 3 ·
Replies
3
Views
5K
What are some nifty and clever discoveries in mathematics?
  • · Replies 13 ·
Replies
13
Views
4K
High School Is 0 Odd or Even in Mathematics?
  • · Replies 7 ·
Replies
7
Views
11K
Undergrad Equation of a Tilted Parabola?
  • · Replies 1 ·
Replies
1
Views
9K
Undergrad Some Cubic Bézier Curve Questions
  • · Replies 5 ·
Replies
5
Views
4K
Searching for Laplace & Grassman's Original Works: Where to Find?
  • · Replies 6 ·
Replies
6
Views
3K
High School Solve 400sinA + 500cosA = 600: Tips & Tricks
  • · Replies 5 ·
Replies
5
Views
3K
Graduate Higher dimensions and symmetry
  • · Replies 7 ·
Replies
7
Views
4K
Where Can I Find a Free Equation Editor for Microsoft Word?
  • · Replies 25 ·
Replies
25
Views
26K
High School Finding the Sum of Series: 1^2+2^2+3^2+4^2+5^2...
  • · Replies 4 ·
Replies
4
Views
7K
Leonhard Euler: Celebrating 300 Years
  • · Replies 1 ·
Replies
1
Views
2K
High School How does the second term in a quadratic, bx, affect the graph?
  • · Replies 5 ·
Replies
5
Views
2K
High School What do these two symbols mean?
  • · Replies 4 ·
Replies
4
Views
5K
Undergrad Can someone help explain what the graph of 1000-10(x-1)^(4/3)/x^1/3
  • · Replies 2 ·
Replies
2
Views
2K
High School Expert Tips for Solving Math and Geometry Problems - Get the Best Advice Here!
  • · Replies 7 ·
Replies
7
Views
2K
Undergrad Question: How many monks died from the disease?
  • · Replies 42 ·
2
Replies
42
Views
24K
Undergrad Solving 6th Roots of Unity Problems
  • · Replies 4 ·
Replies
4
Views
4K
High School Please explain this simple math
  • · Replies 11 ·
Replies
11
Views
5K
Undergrad Solving for X in a Trig Equation: 5=2sinX + cosX
  • · Replies 8 ·
Replies
8
Views
3K
Graduate Asymptotic behaviour of a polynomial root
  • · Replies 2 ·
Replies
2
Views
3K
Undergrad Finding a relationship between functions
  • · Replies 1 ·
Replies
1
Views
5K
Undergrad Penalty points to birthdays ratio
  • · Replies 14 ·
Replies
14
Views
3K
Undergrad Reading proofs - impeding learning?
  • · Replies 7 ·
Replies
7
Views
3K
Undergrad How Do You Calculate the Combined Tilt of a Cube on Three Axes?
  • · Replies 9 ·
Replies
9
Views
4K
High School Taking a power of 2 or power of d
  • · Replies 2 ·
Replies
2
Views
3K
Portrait Of Math Is Hard by zoobyshoe
  • · Replies 72 ·
3
Replies
72
Views
19K
Graduate Understanding Math: Acquiring Mathematical Skills for Problem Solving
  • · Replies 2 ·
Replies
2
Views
3K
High School Trigonometry: What are Gradients?
  • · Replies 3 ·
Replies
3
Views
5K
High School Learn Binary Arithmetic: Two's Compliment & Multiplication
  • · Replies 3 ·
Replies
3
Views
3K
High School What Color Hat Am I Wearing If Everyone Stood Up?
  • · Replies 11 ·
Replies
11
Views
4K
Graduate What Are the Key Foundations of Algebraic Geometry?
  • · Replies 37 ·
2
Replies
37
Views
10K
Undergrad Dividing Exponential Functions
  • · Replies 3 ·
Replies
3
Views
7K
Graduate How to Solve Simultaneous Equations over Complex Numbers?
  • · Replies 12 ·
Replies
12
Views
3K
Undergrad Can I Use Graphics Programs to Visualize Coordinates Inside a Ball?
  • · Replies 10 ·
Replies
10
Views
3K
High School Which marble is the oddball? Heavy or light?
  • · Replies 3 ·
Replies
3
Views
3K
Graduate Mere Efficient or inefficient maths?
  • · Replies 10 ·
Replies
10
Views
3K
Graduate Proving the Existence of Rational Points on a Circle
  • · Replies 41 ·
2
Replies
41
Views
13K
High School Does cos + sin always equal 0?
  • · Replies 7 ·
Replies
7
Views
6K
Undergrad Boost Your Undergraduate Math Skills with Self-Study Textbook Recommendations
  • · Replies 4 ·
Replies
4
Views
4K
Undergrad Quick 1-paragraph summary of all of math
  • · Replies 2 ·
Replies
2
Views
3K
High School Transformations of Functions- graphing y=f(x)-4?
  • · Replies 15 ·
Replies
15
Views
15K
Undergrad Solve Trigonometry Puzzle with P, S and H
  • · Replies 5 ·
Replies
5
Views
13K
Graduate Confusing expression in a paper
  • · Replies 7 ·
Replies
7
Views
2K
Undergrad What Are the Special Values of x That Satisfy f(x)=x?
  • · Replies 8 ·
Replies
8
Views
2K
Graduate Proving 10+100+1000+10000+100000+...=-(1/9) - Any Ideas?
  • · Replies 18 ·
Replies
18
Views
4K
High School Calculating the total cost of gasoline for a trip
  • · Replies 6 ·
Replies
6
Views
19K
Undergrad Is Proof by Contradiction the Most Popular Technique in Mathematics?
  • · Replies 12 ·
Replies
12
Views
7K
High School The never-ending 0.999 = 1 debate
  • · Replies 3 ·
Replies
3
Views
2K
Undergrad Solve the 12-Coin Problem with 3 Weighings
  • · Replies 14 ·
Replies
14
Views
12K
Graduate Are There Any Pairs (P,Q) With All Composite Integers Modulo Q?
  • · Replies 3 ·
Replies
3
Views
2K
High School Preparing for the Euclid Contest: Tips and Resources for Canadian Students
  • · Replies 6 ·
Replies
6
Views
7K
High School Can 1/3 really be equal to 0.333
  • · Replies 15 ·
Replies
15
Views
6K
Algebra & Infinity - Solve Complex Math Problems
  • · Replies 1 ·
Replies
1
Views
2K
Undergrad Standard Form/Expansion of x^n - y^n
  • · Replies 5 ·
Replies
5
Views
11K
High School Which Textbooks Are Best for Self-Studying Precalculus?
  • · Replies 1 ·
Replies
1
Views
3K
Undergrad Calculating Power in Electrical Circuits: Help Needed
  • · Replies 3 ·
Replies
3
Views
4K
Undergrad How can I solve this advanced polynomial division problem?
  • · Replies 3 ·
Replies
3
Views
3K
Undergrad Numerical Analysis: What is It? Physics Major Benefits?
  • · Replies 1 ·
Replies
1
Views
3K
Undergrad Polynomial Division: Solving Denominator > Numerator
  • · Replies 7 ·
Replies
7
Views
5K
Graduate How to find alternative proofs?
  • · Replies 48 ·
2
Replies
48
Views
8K
Undergrad Great books for the self taught?
  • · Replies 4 ·
Replies
4
Views
4K
High School Proving that a line is straight
  • · Replies 4 ·
Replies
4
Views
9K
High School Draw a Straight Line Graph from Curved Line y=85x^(-1)
  • · Replies 3 ·
Replies
3
Views
13K
Undergrad How do I solve this equation for x - finding the maximum domains?
  • · Replies 6 ·
Replies
6
Views
3K
High School Find Perimeter of Quadrilateral with Midpoints of Sides
  • · Replies 3 ·
Replies
3
Views
2K
High School A lower level question of curiosity.
  • · Replies 27 ·
Replies
27
Views
5K
High School Finding the Right A-level Maths Textbook
  • · Replies 3 ·
Replies
3
Views
2K
Undergrad Binomial Theorem and Induction with Trigonometry
  • · Replies 4 ·
Replies
4
Views
9K
Terence Tao: An Inspiring Story
  • · Replies 10 ·
Replies
10
Views
5K
Undergrad What are the odds of all NCAA Tournament scores being tied at the same time?
  • · Replies 13 ·
Replies
13
Views
4K
Undergrad Learning Math Beyond a Calculus Textbook
  • · Replies 7 ·
Replies
7
Views
4K
High School Finding the Smallest Natural Number in a Series of Calculations
  • · Replies 6 ·
Replies
6
Views
2K
Undergrad Ancient Egyptian 2/n-Table: Solved 4k Yrs Ago?
  • · Replies 10 ·
Replies
10
Views
4K
High School 30 minutes to Correct 150 Quizzes - Algebra 1 Problem
  • · Replies 2 ·
Replies
2
Views
2K
Undergrad History of Fibonacci Series & Difference from Maclaurin & Taylor
  • · Replies 10 ·
Replies
10
Views
4K
High School Are Calculators Hindering Math Education? Share Your Opinion!
  • · Replies 61 ·
3
Replies
61
Views
10K
High School Where's the Father in This Age Puzzle?
  • · Replies 1 ·
Replies
1
Views
5K