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 Product Log Function - Lambert W Function
  • · Replies 1 ·
Replies
1
Views
3K
Graduate Optimization with schedule constraints
  • · Replies 5 ·
Replies
5
Views
2K
High School How can I convert 7.8 x 10^-3 to 39/5000 using a calculator?
  • · Replies 1 ·
Replies
1
Views
2K
Undergrad Understanding Roots of Unity: Proving Even Distribution with Math
  • · Replies 1 ·
Replies
1
Views
2K
MHB Determine the degree of each equation in each of the indicated unknowns.
  • · Replies 4 ·
Replies
4
Views
2K
MHB Solve for $x$: Find Value of x
  • · Replies 5 ·
Replies
5
Views
2K
Undergrad What is up with people thinking that 1 + 2 + 3 + = -1/12?
  • · Replies 1 ·
Replies
1
Views
2K
MHB Solve LPP with Charnes Big M Method? Wrong Question?
  • · Replies 9 ·
Replies
9
Views
5K
MHB Concerning Work Required to Charge a Capacitor
  • · Replies 11 ·
Replies
11
Views
5K
MHB Partial fraction decomposition
  • · Replies 2 ·
Replies
2
Views
2K
Undergrad Is There a Geometric Interpretation for the Multiplication or Power of Angles?
  • · Replies 8 ·
Replies
8
Views
2K
MHB How can positive numbers be used to prove an inequality challenge?
  • · Replies 4 ·
Replies
4
Views
2K
MHB Cubic Transformations - Graph shown is best represented by the equation:
  • · Replies 5 ·
Replies
5
Views
3K
MHB How to Construct a Segment of Length $\dfrac {1}{a^3}+\dfrac {1}{b^3}$?
  • · Replies 1 ·
Replies
1
Views
2K
MHB Solve Quadratic Equation: -2x^2-14x-49
  • · Replies 2 ·
Replies
2
Views
2K
MHB Factor and remainder theorem question
  • · Replies 2 ·
Replies
2
Views
2K
MHB How Does the Remainder Theorem Simplify Polynomial Division?
  • · Replies 1 ·
Replies
1
Views
2K
Tests Question (How to get 100%?)
  • · Replies 5 ·
Replies
5
Views
2K
High School A Number Raised to the m Power
  • · Replies 4 ·
Replies
4
Views
2K
MHB Dilution of a Solution Strengths
  • · Replies 3 ·
Replies
3
Views
2K
MHB What is the value of the expression given these equations?
  • · Replies 3 ·
Replies
3
Views
2K
MHB Can You Determine the Sum of All Natural Numbers Less Than Their Combined Roots?
  • · Replies 2 ·
Replies
2
Views
1K
High School How Do Function Transformations Work?
  • · Replies 3 ·
Replies
3
Views
2K
Undergrad Calculating Gear Ratios With Restrictions
  • · Replies 1 ·
Replies
1
Views
2K
High School Alternative Proof to show any integer multiplied with 0 is 0
  • · Replies 3 ·
Replies
3
Views
2K
High School Why are fractals and chaos theory synonymous?
  • · Replies 5 ·
Replies
5
Views
3K
MHB How to Simplify Radical Expressions with Multiple Radicals?
  • · Replies 2 ·
Replies
2
Views
1K
Undergrad Are There Any Problems That Cannot Be Solved in Linear Time?
  • · Replies 3 ·
Replies
3
Views
2K
Undergrad Recreational problem involving circles, cords, and areas
  • · Replies 6 ·
Replies
6
Views
2K
Undergrad The Sum of All the Natural Numbers
  • · Replies 66 ·
3
Replies
66
Views
36K
MHB Change of Position: Word Question
  • · Replies 1 ·
Replies
1
Views
3K
High School Calculating What Date Will it Be in 50,000 Days
  • · Replies 5 ·
Replies
5
Views
2K
MHB Sum of two trigonometric terms
  • · Replies 7 ·
Replies
7
Views
2K
MHB Is the given quantity an integer?
  • · Replies 3 ·
Replies
3
Views
2K
MHB How do I find the fraction of the job done?
  • · Replies 5 ·
Replies
5
Views
3K
MHB Dividing quarter of an ellipse
  • · Replies 2 ·
Replies
2
Views
2K
MHB How Many Posts Are Required for a Rectangular Fence with 8-Meter Gaps?
  • · Replies 6 ·
Replies
6
Views
3K
Undergrad Is 0 to the Power of 0 Undefined or Equal to 1?
  • · Replies 3 ·
Replies
3
Views
2K
Undergrad Representations of periodic functions
  • · Replies 4 ·
Replies
4
Views
2K
High School A quick Trig Identity Question.
  • · Replies 2 ·
Replies
2
Views
2K
MHB Cube Roots: Solve A+B=C Problem Easily
  • · Replies 2 ·
Replies
2
Views
2K
Undergrad Mathematical formulation of Linear Programming Problem
  • · Replies 4 ·
Replies
4
Views
3K
Undergrad Definition of a unique function
  • · Replies 6 ·
Replies
6
Views
4K
MHB Exponential and Logarithmic Problem
  • · Replies 3 ·
Replies
3
Views
2K
Graduate Zeta Function -1 1/2 and prime numbers
  • · Replies 1 ·
Replies
1
Views
2K
MHB Prime numbers vs consecutive natural numbers.
  • · Replies 4 ·
Replies
4
Views
2K
Undergrad Logarithms and their use in the real world
  • · Replies 1 ·
Replies
1
Views
2K
How Can You Make Friends and Rivals in a Mathematics Community?
  • · Replies 7 ·
Replies
7
Views
2K
MHB Plane parallel to the xy plane?
  • · Replies 6 ·
Replies
6
Views
21K
MHB How to find the intersection point between two lines
  • · Replies 4 ·
Replies
4
Views
4K
MHB Dominika's question at Yahoo Answers Regarding Convex Functions
  • · Replies 1 ·
Replies
1
Views
2K
MHB Succession 5 numbers risen up to "3"
  • · Replies 11 ·
Replies
11
Views
3K
Graduate Why are the Constants e and pi Linked in the Equation e^(i*pi)+1=0?
  • · Replies 8 ·
Replies
8
Views
3K
Undergrad Least amount of terms for sum.
  • · Replies 10 ·
Replies
10
Views
3K
MHB How to Distribute in an Algebra Problem
  • · Replies 2 ·
Replies
2
Views
2K
Graduate Looking for comprehensive list (or link) of even power summations
  • · Replies 6 ·
Replies
6
Views
2K
MHB Is the Fifth Root of 672 Irrational?
  • · Replies 11 ·
Replies
11
Views
5K
Graduate Representing the Gamma Function
  • · Replies 2 ·
Replies
2
Views
2K
Graduate ∑f(n)=1 (n=1 to n), find f(n).
  • · Replies 13 ·
Replies
13
Views
3K
MHB How to Solve Exponential Equations?
  • · Replies 3 ·
Replies
3
Views
2K
MHB How do I calculate the center of a square given its position and orientation?
  • · Replies 3 ·
Replies
3
Views
3K
High School Proving Equations: cscθ - cotθ = (cscθ + cotθ)^-1
  • · Replies 4 ·
Replies
4
Views
2K
Graduate Can Diverging Function Arguments Predict Function Divergence in Physics?
  • · Replies 3 ·
Replies
3
Views
2K
Undergrad What does this math statement mean?
  • · Replies 4 ·
Replies
4
Views
2K
MHB How to Solve Complex Algebraic Equations Involving Square Roots?
  • · Replies 7 ·
Replies
7
Views
3K
Graduate Were Poincaré's leaps in proofs ever proven to be false?
  • · Replies 7 ·
Replies
7
Views
2K
High School Need a little help with my Ti-84+ (its graphing the wrong thing)
  • · Replies 1 ·
Replies
1
Views
2K
MHB Find Equation of Parabola Given Focus & Directrix - Jose's Q&A
  • · Replies 1 ·
Replies
1
Views
2K
Graduate Hilbert's grand hotel as infinite number of pairs
  • · Replies 31 ·
2
Replies
31
Views
5K
Undergrad Mathematical Solution in Inequality
  • · Replies 7 ·
Replies
7
Views
2K
MHB Prove that S lies on the line AB
  • · Replies 8 ·
Replies
8
Views
2K
Undergrad What is the process for determining Fourier coefficients?
  • · Replies 3 ·
Replies
3
Views
2K
MHB Different way to write equation
  • · Replies 2 ·
Replies
2
Views
2K
MHB Solving $x,y,z$: Equations (1), (2), (3)
  • · Replies 3 ·
Replies
3
Views
2K
MHB Solutions of the given linear programming problem
  • · Replies 3 ·
Replies
3
Views
2K
Undergrad Simple coordinate transformation question
  • · Replies 1 ·
Replies
1
Views
1K
MHB Finding the Min Sum of a Sequence of Numbers in $Z$
  • · Replies 2 ·
Replies
2
Views
2K
Undergrad Area of a general n-sided polygon
  • · Replies 3 ·
Replies
3
Views
3K
High School Is There More Than One Solution for Cube Root Equations?
  • · Replies 4 ·
Replies
4
Views
2K
MHB Is n a Variable or Fixed Constant in the Equation n^lnx = x?
  • · Replies 2 ·
Replies
2
Views
1K
Graduate How to Find the Apothem of a Regular Polygon
  • · Replies 8 ·
Replies
8
Views
5K
MHB Locus of Incentre Problem: Find Ellipse
  • · Replies 3 ·
Replies
3
Views
7K
MHB Prove x ≥ a: Let Real Numbers $x, y, z, a, b, c$
  • · Replies 4 ·
Replies
4
Views
2K
MHB Find the first digit after the decimal point
  • · Replies 3 ·
Replies
3
Views
2K
MHB The Time Difference Between Posts
  • · Replies 9 ·
Replies
9
Views
3K
MHB Proof of Product Formula by Induction: Ruslan's Question on Yahoo Answers
  • · Replies 1 ·
Replies
1
Views
2K
MHB Evaluating the Sum of $a+b+c$ for Equation $x^5-12x^4+ax^3+bx^2+cx-64=0$
  • · Replies 6 ·
Replies
6
Views
3K
MHB Is the Product of Two Integers Greater Than 10^2009? Let's Prove It!
  • · Replies 4 ·
Replies
4
Views
2K
Graduate Nonlinear Least Squares Fitting
  • · Replies 2 ·
Replies
2
Views
2K
Undergrad Understanding Infinity: How Does It Impact Mathematics and Reality?
  • · Replies 32 ·
2
Replies
32
Views
5K
MHB Going Senile at 30: Question on Stack Exchange
  • · Replies 14 ·
Replies
14
Views
3K
MHB Proving $PA+PB+PC\geq MA+MB+MC$ in $\triangle ABC$
  • · Replies 2 ·
Replies
2
Views
2K
High School What is Interval Notation and How is it Used?
  • · Replies 3 ·
Replies
3
Views
6K
Undergrad Is the Equals Sign Ambiguous in Mathematics?
  • · Replies 16 ·
Replies
16
Views
8K
MHB Evaluate logarithm of a number
  • · Replies 5 ·
Replies
5
Views
2K
Undergrad Geometry problem (angle of body diagonal of a cube)
  • · Replies 2 ·
Replies
2
Views
3K
Graduate Astounding: 1+2+3+4+5+ = [not infinity]
  • · Replies 1 ·
Replies
1
Views
5K
Undergrad Calculated Pitch, Yaw, Roll of vectors in a plane
  • · Replies 3 ·
Replies
3
Views
12K
MHB Verify Trig Identity: 1+cosx+cos2x=1/2+(sin5/2x)/(2sin1/2x) - Catlover0330
  • · Replies 1 ·
Replies
1
Views
2K
Undergrad Can Computers Have Human Rights? Explaining Consciousness Through Numbers
  • · Replies 2 ·
Replies
2
Views
2K