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

Undergrad How Does Modulus Calculation Aid in Solving Exponential Equations?

  • chickenguy
  • · Replies 6 ·
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6

Graduate Proving Parallelograms: ABCDEFGH with IJK

  • orangeSLICE
  • · Replies 1 ·
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1

High School What Comes Next in This Number Sequence?

  • Moo Of Doom
  • · Replies 28 ·
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28

Undergrad Solving Riddle: Find Closest 2 Points on a Plane in O(N)

  • Atlas
  • · Replies 5 ·
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5

Creating Your Own Problems: Tips and Guidelines

  • symplectic_manifold
  • · Replies 3 ·
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3

Undergrad Proving 10^n Leaves a Remainder of 1 After Dividing by 9 Using Induction

  • mattmns
  • · Replies 11 ·
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11

High School Crossing the River w/ Mother, Father, Sons, Daughters, Cop, Criminal

  • LarrrSDonald
  • · Replies 2 ·
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2

High School Complete Number Pattern: 400,000; 300,000; 199,800;

  • akl95
  • · Replies 2 ·
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2

Graduate What Are the Only Regular Figures That Fill the Plane?

  • mprm86
  • · Replies 2 ·
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2

Undergrad Save 10 Prisoners: Strategy to Ensure Maximum Survival

  • godchuanz
  • · Replies 15 ·
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15

Graduate The Mathematics of Self-Awareness

  • phoenixthoth
  • · Replies 54 ·
2
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54

High School Mastering Basic Math Induction: Tips, Examples, and Resources for Self-Learning

  • accesskb
  • · Replies 12 ·
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12

Graduate Difficulty with the Erdos-Straus Conjecture

  • Descender
  • · Replies 6 ·
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6

Undergrad Convergence of Nested Square Roots: Solving the Puzzle

  • EvLer
  • · Replies 12 ·
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12

High School Solve the Exciting Math Puzzle: 1-9, No Repetition!

  • young e.
  • · Replies 6 ·
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6

High School What is the range of possible values for the divisor d in this division problem?

  • chickenguy
  • · Replies 11 ·
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11

Graduate How was theta1 obtained from the system of expressions?

  • mikeley
  • · Replies 8 ·
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8

Do you know the right book for me?

  • waheed
  • · Replies 17 ·
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17

Undergrad 12 objects and only three experiments

  • LENIN
  • · Replies 7 ·
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7

Graduate What is the validity of my father's proof for Fermat's Last Theorem?

  • digiflux
  • · Replies 53 ·
2
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53

High School Solving 8cosx-4=0: Find x-Values

  • TonyC
  • · Replies 3 ·
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3

Graduate Can Modal Logic Unify with Topology, Complex Analysis, Probability and AI?

  • cronxeh
  • · Replies 1 ·
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1

Undergrad Sine, cosine and tangency of angle 11pi/12

  • TonyC
  • · Replies 13 ·
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13

High School Equivalent Expression for Cot 50 Degrees

  • TonyC
  • · Replies 3 ·
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3

Graduate Can we determine the number of theorems that can be proven with X axioms?

  • MathematicalPhysicist
  • · Replies 31 ·
2
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31

Undergrad Inverse cosine with varriables

  • kootromics
  • · Replies 2 ·
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2

Undergrad Intersection of a line and a plane, for what value(s) of k ?

  • singleton
  • · Replies 4 ·
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4

Undergrad How do I express the volume of a set in terms of length, width, and height?

  • stevo13
  • · Replies 2 ·
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2

Undergrad Why Does ln(x!) Approximate to x ln(x) - x?

  • asdf1
  • · Replies 15 ·
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15

Graduate Quiz question: Can you solve this natural number sum problem?

  • roger
  • · Replies 10 ·
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10

High School Sketching a simple plane in R3 (should be easy, but not for me :P)

  • singleton
  • · Replies 4 ·
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4

Undergrad Two person with the same number of friends?

  • kant
  • · Replies 9 ·
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9

Undergrad Trigonometry slope problem .

  • Rainydays253
  • · Replies 3 ·
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3

17 Yr Old HS Student Explores Math & Programming

  • Grotesque Puppet
  • · Replies 64 ·
3
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64

Who Was the Mathematician Who Taught Geometry in Bed?

  • heman
  • · Replies 13 ·
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13

High School Unusually Common Dice: Find the Unexpected Ordinary

  • Jimmy Snyder
  • · Replies 35 ·
2
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35

Undergrad Proving 5^n-4n+15 Divisible by 16

  • deryk
  • · Replies 8 ·
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8

High School What is the Difference Between D and E in Scientific Notation?

  • tony873004
  • · Replies 2 ·
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2

Graduate Problem with roots of a function h(x)

  • eljose
  • · Replies 15 ·
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15

High School What is coordinate system and how to find angles b/w lines

  • zaman
  • · Replies 2 ·
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2

Undergrad Proving the Sum of an Arithmetic Series Formula

  • yourmom98
  • · Replies 5 ·
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5

Graduate How does multiplying infinity by 0 result in -1?

  • ExecNight
  • · Replies 13 ·
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13

Undergrad Rearranging Equation: Where is My Mistake?

  • hexa
  • · Replies 3 ·
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3

High School Fibonacci Sequence & Circles Explained

  • brunardot
  • · Replies 22 ·
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22

High School Solving Inequalities: 0<(2x+1)(x-2) or 0>(2x+1)(x-2)?

  • deryk
  • · Replies 3 ·
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3

High School 124x54+39+md=? hint md is roman numerals

  • saretesotu
  • · Replies 1 ·
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1

High School Why Do Simple Math Problems Sometimes Feel So Difficult?

  • Diencephalon
  • · Replies 4 ·
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4

Undergrad Calculating Travel Time to Alpha Centauri

  • oxymoron_02
  • · Replies 5 ·
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5

High School Solving a Trigonometric Equation: Primary to Secondary Solutions

  • cscott
  • · Replies 8 ·
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8

Graduate Good Pure Mathematicians who are not Platonists?

  • pivoxa15
  • · Replies 19 ·
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19

High School Is A Always Equal to B? Understanding Equality in Math

  • Gringo22
  • · Replies 1 ·
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1

Which Are the Most Outrageously Bizarre Science and Math Terms?

  • Imparcticle
  • · Replies 16 ·
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16

High School If: 1^x=1^y and as: 1^2=1^99 then: 1=99

  • nabodit
  • · Replies 6 ·
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6

The Crackpot Index: Measure your "Crazy" Ideas

  • EL
  • · Replies 8 ·
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8

High School How Do I Calculate the Area of a Sector with Different Lengths?

  • mathelord
  • · Replies 1 ·
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1

Graduate Finding a Solution to a Vexing Problem

  • yokebutt
  • · Replies 2 ·
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2

Undergrad Is the Hamiltonian Cycle an NP Problem?

  • neurocomp2003
  • · Replies 5 ·
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5

High School What's Next After Math Courses? - Advice for Hessam

  • Hessam
  • · Replies 1 ·
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1

Graduate Spline what is a b spline what is rational b spline

  • chandran
  • · Replies 3 ·
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3

High School Inv, co, arc, arcco, inv co, etc

  • mewhoexactlywhat
  • · Replies 4 ·
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4

Graduate How Does the Ford-Fulkerson Algorithm Determine Maximum Flow in a Network?

  • Pietjuh
  • · Replies 1 ·
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1

Graduate What is the Relationship Between Money and Time in this Novel Concept?

  • Gringo22
  • · Replies 7 ·
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7

Graduate Prove that psquared +qsquared +rsquared +2pqr =1

  • mathelord
  • · Replies 17 ·
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17

High School How to Find the Numbers M and N in This AS Math Example?

  • ASMATHSHELPME
  • · Replies 4 ·
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4

Undergrad Finding the Spanning Tree of a Graph - Barneygumble742

  • barneygumble742
  • · Replies 2 ·
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2

High School EASY Q (Multiplying sign rules)

  • ASMATHSHELPME
  • · Replies 5 ·
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5

High School Prove: (tan y + Cot y) sin y cos y = 1

  • Jasonp914
  • · Replies 3 ·
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3

High School Why is the Multiplicative Identity Positive and Not Negative?

  • Jonny_trigonometry
  • · Replies 32 ·
2
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32

Undergrad Solve Math Challenges & Test Your Skills: Come Play If You Dare!

  • 121212
  • · Replies 17 ·
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17

Graduate Construct Approximate Circles with Straight Edge and 20% Accuracy

  • BicycleTree
  • · Replies 16 ·
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16

Graduate Geometric Problems: Can You Help Me Find Solutions?

  • Ebn_Alnafees
  • · Replies 7 ·
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7

What does Edgar Escultura think of Group Theory?

  • honestrosewater
  • · Replies 24 ·
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24

Undergrad Can You Order Quadratic Sums with Natural Numbers and Rational Coefficients?

  • Eratosthenes
  • · Replies 4 ·
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4

Undergrad How can I solve this 3D trigonometry question involving a river and a post?

  • GregA
  • · Replies 2 ·
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2

Celebrate Pi Approximation Day 22/7

  • BobG
  • · Replies 31 ·
2
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31

Graduate Can You Prove This Complex Sequence Inequality?

  • Townsend
  • · Replies 7 ·
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7

Graduate Can the digits of Pi be used to predict the future?

  • yourdadonapogostick
  • · Replies 7 ·
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7

Undergrad How do you pronounce the name Xenocrates

  • mathwurkz
  • · Replies 15 ·
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15

Undergrad What is the significance of Gann's Square of Nine in market analysis?

  • aricho
  • · Replies 9 ·
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9

Graduate Mental Challenge SFW - Planarity @CWRU

  • *Kia*
  • · Replies 31 ·
2
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31

Graduate What Is the Algebraic Definition of the Mirrored Tree in Hofstadter's Puzzle?

  • Skomatth
  • · Replies 10 ·
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10

Undergrad Calculate Radius of Rolling Paper Cup

  • quasi426
  • · Replies 7 ·
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7

High School Solve the A4 Sheet Folding Puzzle!

  • Kazza_765
  • · Replies 2 ·
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2

High School Optimizing Antifreeze Mixture: How Much Water to Add?

  • TheTonik
  • · Replies 5 ·
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5

High School Factorial Sequences: Real Life Examples

  • misskitty
  • · Replies 22 ·
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22

Undergrad Winners and losers in oil production

  • EnumaElish
  • · Replies 2 ·
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2

Graduate Oil auction winner's curse with symmetric NPV distribution

  • EnumaElish
  • · Replies 2 ·
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2

Undergrad How do I find the delta Z of the at the midpoint of the plane?

  • laminatedevildoll
  • · Replies 12 ·
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12

Undergrad What is the Connection between Logarithmic Tables and ln/e?

  • pl_terranine
  • · Replies 4 ·
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4

High School Find the Area of a Rectangular Plane with 3 Sequential Tips

  • vabamyyr
  • · Replies 11 ·
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11

High School How do I do long division again?

  • OPTIDONN
  • · Replies 8 ·
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8

High School Half the posts over here are trying 2 prove that 1=2 or 0=-1 or

  • toocool_sashi
  • · Replies 5 ·
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5

How Much Should You Pay for the Secret of Infinite Wealth?

  • robert Ihnot
  • · Replies 3 ·
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3

High School Where's the error in proving 1 = -1 with square roots?

  • IsotropicSpinManifol
  • · Replies 6 ·
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6

High School Solve Word Problem: Find Rectangle Dimensions from Circular Piece of Sheet Metal

  • powp
  • · Replies 8 ·
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8

Undergrad Periodic Functions: Is There a Non-Trig Function?

  • geniusprahar_21
  • · Replies 9 ·
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9

High School Is zero times infinity equal to negative one?

  • bs
  • · Replies 6 ·
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6

High School How do compound angles work in 3D animation?

  • justinreeves
  • · Replies 3 ·
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3

High School Trig function names: math history?

  • EnumaElish
  • · Replies 3 ·
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3

Undergrad Are There Odd Solutions for x and y in the Equation 15x² + y² = 2²⁰⁰⁰?

  • Anzas
  • · Replies 5 ·
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5