General Math Forum

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.

Threads

Prove sum of cubes of odd numbers equals [T(T+2)]²-1)/8

  • mente oscura
  • · Replies 17 ·
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17

Graduate Proof of Excircle at Triangle's Intersection Pt

  • Grout
  • · Replies 1 ·
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1

What is the angle PQR in triangle $PQR$?

  • anemone
  • · Replies 4 ·
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4

Undergrad Writing Parametric Equations from Cartesian Equations

  • Big-Daddy
  • · Replies 3 ·
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3

Proving a Trigonometric equality

  • anemone
  • · Replies 5 ·
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5

Proving Divisibility with the Power of 5

  • anemone
  • · Replies 4 ·
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4

Calculating the Euler's Totient Function for a Given Integer

  • mathmari
  • · Replies 7 ·
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7

Graduate Closed form for geometricish series (index squared in the exponent)?

  • lasindi
  • · Replies 2 ·
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2

Triplet Solutions for (x,y,z) in the Equation (1+1/x)(1+1/y)(1+1/z)=2

  • anemone
  • · Replies 2 ·
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2

Undergrad Rearranging PAvail = 1/2 ρAv³Cp to make v the subject

  • Fornicis
  • · Replies 3 ·
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3

Li'l Johnny and His Clever A Teacher's Tale

  • Wilmer
  • · Replies 3 ·
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3

Twin Prime Conjecture : A Brief History of the Present

  • mathbalarka
  • · Replies 1 ·
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1

Trigonometric Inequality Challenge

  • anemone
  • · Replies 1 ·
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1

Evaluate Sum: $\cos^3\beta/\cos\alpha + \sin^3\beta/\sin\alpha$

  • anemone
  • · Replies 1 ·
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1

The use of dots in mathematics

  • Prove It
  • · Replies 7 ·
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7

Construct Point N: Guide to Building a Project Plan

  • Albert1
  • · Replies 3 ·
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3

Area of Circle O: Calculate Here

  • Albert1
  • · Replies 2 ·
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2

High School Where Can I Find Interactive Online Resources for Learning Math for My GED?

  • Elpinetos
  • · Replies 4 ·
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4

Product of roots abcd in 4th degree equation

  • juantheron
  • · Replies 2 ·
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2

Undergrad Study group for working through Spivak/Wilson

  • heartnet
  • · Replies 4 ·
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4

High School Can we visualize the parts of a quadratic equation as area and length?

  • mohamadh95
  • · Replies 8 ·
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8

High School What is this equation called? Can it work Horizontially as well?

  • Tyrion101
  • · Replies 3 ·
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3
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1

Undergrad Why Should You Divide by x-1 for Evenly Spaced Events Throughout the Day?

  • Square1
  • · Replies 4 ·
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4

Evaluate the sum of the reciprocals

  • anemone
  • · Replies 5 ·
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5

We mathematicians are all a bit crazy

  • ModusPonens
  • · Replies 10 ·
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10

Prove (a^5 + b^5 + c^5)/5 = (a^3 + b^3 + c^3)/3 * (a^2 + b^2 + c^2)/2

  • mente oscura
  • · Replies 8 ·
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8

Find the product of all real solutions

  • anemone
  • · Replies 3 ·
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3

Find Balloon Height: Darshan Amin's Question on Yahoo Answers

  • MarkFL
  • · Replies 1 ·
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1

What is the Outcome of the Christmas Math Challenge Equation?

  • anemone
  • · Replies 3 ·
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3

Unraveling the Complexities of Factorization in Multivariable Polynomials

  • bergausstein
  • · Replies 21 ·
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21

High School Geometry - question about the proceess of proving a theorem

  • musicgold
  • · Replies 7 ·
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7

Finding triangle height without trigonometry

  • ter27
  • · Replies 2 ·
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2

Compute Area of 2 Simultaneous Inequalities: Don Leon at Yahoo Answers

  • MarkFL
  • · Replies 2 ·
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2

Introducing Quadratic Residues: Real World Examples & Law of Reciprocity

  • matqkks
  • · Replies 3 ·
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3

Evaluate |p|+|q|+|r| for $x^3-2011x+k$

  • anemone
  • · Replies 14 ·
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14
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1

Question about Dynamic programming-Shortest Path Problem

  • mathmari
  • · Replies 12 ·
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12

Volume of a Tetrahedron: General Slicing Method

  • MarkFL
  • · Replies 1 ·
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1

Undergrad Solving for a factor in a large sum

  • IsomaDan
  • · Replies 6 ·
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6

Solve in positive integers for a² = 9555² + c²

  • mente oscura
  • · Replies 9 ·
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9

What is the solution to this equation in positive integers?

  • anemone
  • · Replies 4 ·
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4

Undergrad Is it necessary to have a formula to define a function?

  • san203
  • · Replies 5 ·
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5

Have You Read 'A Million Random Digits with 100,000 Normal Deviates'?

  • Evgeny.Makarov
  • · Replies 2 ·
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2

Determine the positive integers

  • anemone
  • · Replies 1 ·
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1

Undergrad How do these statements differ?

  • dipole
  • · Replies 15 ·
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15

Unit sum composed of unit fractions

  • poissonspot
  • · Replies 5 ·
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5

Graduate Is there a closed form of this expression?

  • blahdeblah
  • · Replies 6 ·
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6

Triangle Inequality Proof for Side Lengths of Triangle ABC

  • Albert1
  • · Replies 2 ·
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2

Undergrad Understanding Natural Units in Physics

  • arman.k.blog
  • · Replies 2 ·
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2

High School Why does math work, or Conceptual/Interesting Math Resources

  • BlueVanMeer
  • · Replies 1 ·
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1

Normals from a point to a parabola

  • Saitama
  • · Replies 7 ·
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7
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13
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6

Undergrad Sum of all possible products of elements taken from couples

  • Wentu
  • · Replies 2 ·
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2

What is the difference between b and a in the given expression?

  • Albert1
  • · Replies 5 ·
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5

High School Is 2 Really the Oddest Prime Number?

  • 1MileCrash
  • · Replies 8 ·
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8

How can I find these coefficients?

  • kpkkpk
  • · Replies 6 ·
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6

What are the values of a, b, and c in the following equations?

  • Albert1
  • · Replies 6 ·
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6

Graduate Day Pi Became 3.2: Solving Squaring the Circle Problem

  • jedishrfu
  • · Replies 6 ·
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6

High School Interval Notation: Clear Explanation

  • science~life
  • · Replies 4 ·
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4

Solve Completing Square Problem: ((x2)/18)-(x/9)=1

  • wellyn
  • · Replies 3 ·
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3

Graduate Exponential least-squares fitting and initial parameters

  • rkaminski
  • · Replies 10 ·
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10

Prove Triangle Inscribed in Semicircle Is Right Angle | Arundev Answers

  • MarkFL
  • · Replies 1 ·
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1

If a³ ≡ b³ (mod n) then a ≡ b (mod n)

  • KOO
  • · Replies 4 ·
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4

Graduate Summing divergences and the real projective line

  • japplepie
  • · Replies 3 ·
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3

What are the solutions for (a,b) if 5a^2+5ab+5b^2=7a+14b?

  • Albert1
  • · Replies 7 ·
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7

How do I simplify this fraction with radicals?

  • anemone
  • · Replies 2 ·
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2

How can the variables m, n, s, and t be solved for these equations?

  • anemone
  • · Replies 2 ·
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2

Undergrad False Fallacy: Adding Powers of 2 to Infinity Equals -1

  • anis91
  • · Replies 18 ·
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18

High School Can You Get Rich By Nailing 32 Horse Shoes?

  • campingfriend
  • · Replies 3 ·
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3
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2

Undergrad Average of power curve functions

  • Labyrinth
  • · Replies 6 ·
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6

Graduate The convolution of two functions with different parameters

  • EngWiPy
  • · Replies 3 ·
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3

Undergrad Surveying Problem Relating To Circles & Lines

  • tomtomtom1
  • · Replies 2 ·
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2

Confirm Interest Rate Solution on Total Loan

  • bergausstein
  • · Replies 12 ·
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12

Prove No Root in $(0,2)$ for $k^4-10k+k-3k^2$

  • anemone
  • · Replies 4 ·
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4

What is the largest integer less than or equal to the given expression?

  • anemone
  • · Replies 3 ·
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3

Solve $(x^2+3x+2)(x^2-2x-1)(x^2-7x+12)+24=0$

  • anemone
  • · Replies 4 ·
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4

A quadrilateral inscribed in a semicircle

  • anemone
  • · Replies 2 ·
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2
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1

Proving Equality for $x$ and $y$

  • Albert1
  • · Replies 7 ·
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7

Proof of Euler's Formula with No Angle Addition

  • mathbalarka
  • · Replies 40 ·
2
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40

Graduate Solving High-Degree Polynomial Functions: A Scientific Approach

  • Panphobia
  • · Replies 11 ·
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11

What is the maximum and minimum value of k?

  • Albert1
  • · Replies 2 ·
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2
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20

Proving Area Ratio of Equilateral Triangle Divided by Line

  • anemone
  • · Replies 3 ·
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3
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12

Arithmetic Sequence: Definition & Examples

  • Albert1
  • · Replies 2 ·
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2

Find max(x + y + z)*min(x + y + z)

  • Albert1
  • · Replies 2 ·
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2

Calculating Torques for Equilibrium of Truss System

  • paulmdrdo
  • · Replies 2 ·
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2

Undergrad Alternative way to calculate the area of a right angled triangle

  • kenneth_G
  • · Replies 2 ·
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2

Trigonometric Identity Questions

  • suzy1231
  • · Replies 5 ·
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5

Undergrad F(-x) is a reflection over the y axis -f(x)

  • hb20007
  • · Replies 8 ·
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8
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1

Graduate Equation of ellipse given one axis and another point

  • DethLark
  • · Replies 5 ·
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5

Algebra distance word problems

  • bergausstein
  • · Replies 7 ·
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7

What is the smallest time from the data given

  • karush
  • · Replies 1 ·
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1

Distance Probs: Jet Overtakes Light Plane at x A.M.

  • paulmdrdo1
  • · Replies 1 ·
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1

High School Good Algebra Books for Self Learning | Khan & Idiot's Guide

  • Abscissas
  • · Replies 4 ·
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4