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

High School Evaluating the Product of Polynomials: (x-a)(x-b)(x-c)...

  • vikasj007
  • · Replies 4 ·
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4

Why are Math Professors so Quirky?

  • Jin314159
  • · Replies 8 ·
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8

Graphing Calculators Under $100 for Math Students at School

  • Dagenais
  • · Replies 10 ·
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10

Undergrad Uncovering the Mystery Behind Football Field Math Facts

  • Chrono
  • · Replies 5 ·
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5

Graduate Question on a problem - Any solutions?

  • Ben1587
  • · Replies 12 ·
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12

How to Learn Math and Do Proofs

  • FSC729
  • · Replies 4 ·
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4

High School Geometry: Solving for the Area of Triangle BOC

  • scoutfai
  • · Replies 8 ·
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8

High School Calculating area of intersecting circles

  • Jdo300
  • · Replies 4 ·
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4

High School Quadratic equation and Radical function

  • vt33
  • · Replies 1 ·
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1

Undergrad Divisibility of 10 Digit Numbers: 1234567890

  • Ian Rumsey
  • · Replies 7 ·
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7

Undergrad Solve the Mystery: Identify the Odd Weight Snooker Ball

  • Ian Rumsey
  • · Replies 25 ·
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25

Undergrad Proving (n-1)th Degree Polynomial Representation of n Points

  • Alkatran
  • · Replies 7 ·
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7

Graduate Complex, quaternions, octonions,

  • quasar987
  • · Replies 2 ·
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2

Graduate Proving X^-1 is a Function: Demonstration

  • FrostScYthe
  • · Replies 5 ·
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5

Graduate Is this proof of Fermat's Last Theorem actually valid?

  • PFanalog57
  • · Replies 2 ·
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2

Undergrad Formula for sunset/rise, moonrise/set times and lunar phases

  • Goats Dont Shave
  • · Replies 4 ·
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4

Undergrad Iron Monger Weighs Goods up to 40lb in 1lb Increments

  • Ian Rumsey
  • · Replies 30 ·
2
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30

High School Solve Quadratic Equation: y^2 - 12y + 32 = 0

  • fbsthreads
  • · Replies 4 ·
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4

High School Can anyone tell me what is tan 50 in fractions?

  • benzun_1999
  • · Replies 4 ·
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4

High School Counted the number of handshakes that were exchanged

  • vikasj007
  • · Replies 5 ·
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5

Undergrad Can High Powers Revolutionize Data Compression Techniques?

  • Bartholomew
  • · Replies 18 ·
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18

Undergrad Which is Larger: 300! or 100^300? Need Help Finding the Correct Solution?

  • vsage
  • · Replies 21 ·
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21

Graduate Was Fermat too bold about her last theorem?

  • ryokan
  • · Replies 24 ·
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24

High School Why is the phase shift for trig functions C/B instead of just C?

  • mewmew
  • · Replies 3 ·
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3

Undergrad What is the Solution to the Polynomial Equation (x+1)P(x) = xP(x+1)?

  • canopus
  • · Replies 5 ·
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5

High School Help with Quadratic Equations?

  • Poweranimals
  • · Replies 14 ·
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14

Proof that MIT is crap (if I'm nothing without her)

  • Jin314159
  • · Replies 5 ·
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5

Graduate Can Zeta-Function Determine All Fractals or Are Beach Photos Better?

  • Sariaht
  • · Replies 12 ·
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12

Undergrad Finding the Heavier Doobie: Determining the Hash-filled One in 2 Weighs

  • Tau_Muon_PlanetEater
  • · Replies 3 ·
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3

What does this image reveal about our perceptions?

  • Humbucker
  • · Replies 1 ·
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1

High School Help for 15-Year Old Struggling with Pre-Calc

  • Desperado
  • · Replies 3 ·
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3

Graduate A Graph with Closed Paths of Even Lenght is Bipartite?

  • e(ho0n3
  • · Replies 5 ·
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5

Link to little strange Proof it fooled me

  • Dayle Record
  • · Replies 6 ·
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6

High School What is the best way to learn calculus.

  • Tom McCurdy
  • · Replies 16 ·
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16

Undergrad How Do You Tackle Unexpected Questions in College Exams?

  • Karate Chop
  • · Replies 14 ·
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14

High School Which Box Holds the 0.9 Gram Beans in This Brain Teaser?

  • dibilo
  • · Replies 6 ·
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6

Graduate I lost my calculator batteries in a flood .

  • BobG
  • · Replies 14 ·
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14

Sock Sorting: A Blind Man's Challenge

  • dibilo
  • · Replies 22 ·
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22

High School PQRS Parallelogram Help: Find Sin Q with Working

  • Solidmozza
  • · Replies 2 ·
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2

High School How does a 3D sine wave appear on a graph?

  • SeManTics
  • · Replies 6 ·
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6

High School The Equation of a Straight Line.

  • Poweranimals
  • · Replies 7 ·
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7

Undergrad What Is the Probability of Drawing a Second White Ball?

  • Rogerio
  • · Replies 11 ·
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11

High School Why Does 0/0 ≠ 0 When o x o = 0?

  • lakshmi
  • · Replies 2 ·
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2

High School Trig Ratios: What Function Does "sin(x)" Represent?

  • Gaz031
  • · Replies 4 ·
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4

Undergrad Are Prime Numbers More Than Just Random Numbers? A Look at Du Sautoy's Theories

  • SeManTics
  • · Replies 7 ·
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7

Undergrad Cutting a 20x30m Area: Is It Possible?

  • somy
  • · Replies 5 ·
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5

Undergrad What are the Benefits of Downloading 1GB of Mathematics Ebooks for Self-Study?

  • Gaz031
  • · Replies 6 ·
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6

Undergrad Solving Imaginary Numbers: What is x^^2 = x^x = -4?

  • Alkatran
  • · Replies 9 ·
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9

Undergrad Is the Cubic Formula Solvable?

  • ATCG
  • · Replies 19 ·
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19

Undergrad Solve Boolean Problem: Odd Number of TRUE Inputs | A+B+C+D+ABC+ABD+ACD+BCD

  • macca
  • · Replies 13 ·
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13

Undergrad What are the main topics in Numerical Analysis?

  • Jin314159
  • · Replies 4 ·
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4

Undergrad Polynomial find the range of root

  • scoutfai
  • · Replies 2 ·
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2

High School AP calculus preparation books

  • needhelpperson
  • · Replies 6 ·
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6

High School Pre-Calc Help: Range & Exponents, Bacterial Growth

  • parwana
  • · Replies 26 ·
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26

High School Area Measurements: Converting Feet to Sq. Feet for Horse Stall

  • notegghead
  • · Replies 10 ·
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10

High School Solve Simple Number Game in Your Head

  • K.J.Healey
  • · Replies 5 ·
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5

Undergrad Find Area of Intersecting Planes - New Algorithm?

  • nash_81
  • · Replies 2 ·
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2

Graduate Labeling n-Cubes: 2ⁿ - 1 Ways to Arrange Vertices

  • e(ho0n3
  • · Replies 3 ·
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3

High School Is there a way of trisecting an angle using a compass, straight edge and pencil?

  • InfPerf000
  • · Replies 12 ·
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12

Undergrad Is Euclidean Geometry the Key to Understanding All Other Geometries?

  • Rasine
  • · Replies 20 ·
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20

What Are Some Fascinating Trivia Questions on Math, Science, and Technology?

  • Gokul43201
  • · Replies 32 ·
2
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32

High School General triangle rules and formulas?

  • Euphoriet
  • · Replies 10 ·
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10

Is math based on observations?

  • EL
  • · Replies 32 ·
2
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32

Graduate Calculate Distance Travelled by Einsteinian Meter Rod in 1.9245-09 Seconds

  • zoobyshoe
  • · Replies 13 ·
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13

Undergrad Solving the Mystery of the Hats: Who Knew Blue?

  • Ian Rumsey
  • · Replies 2 ·
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2

Undergrad How Many Shuffles for a Deck of Cards?

  • daveed
  • · Replies 6 ·
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6

High School The Five Cultural Groups: A Retrospective of 1975

  • vikasj007
  • · Replies 2 ·
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2

Undergrad Prove f is a Bijection - Need Help

  • jmazurek
  • · Replies 6 ·
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6

Undergrad Pascal's Triangle and Geometry

  • vsage
  • · Replies 1 ·
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1

High School Rewrite the following sum with the index of summation

  • Slicktacker
  • · Replies 8 ·
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8

High School Programs to find number patterns

  • gazzo
  • · Replies 6 ·
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6

Can You Ace This Math-Sci-Tech Trivia Quiz?

  • Gokul43201
  • · Replies 18 ·
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18

Undergrad Calculate Thrust Needed for 300lb Vehicle in 10 Seconds

  • wolram
  • · Replies 4 ·
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4

High School Solving Quadratic and Trigonometric Equations

  • abc
  • · Replies 7 ·
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7

High School Why Dividing 1 by 0 is Impossible?

  • abc
  • · Replies 7 ·
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7

High School What are the ages of the first old man's daughters?

  • Jin314159
  • · Replies 20 ·
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20

High School Prove a^2+b^2+c^2 ≥ ab + ac + bc | ABC

  • abc
  • · Replies 9 ·
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9

High School What Are the Ages of the Children in This Math Puzzle?

  • Brennen
  • · Replies 21 ·
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21

Undergrad Definition for a infinitesimals number

  • JonF
  • · Replies 1 ·
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1

Has any of you experienced the

  • gazzo
  • · Replies 14 ·
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14

Undergrad What is the solution to a^3+b^3+c^3 = 495, a+b+c = 15, and abc = 105?

  • abc
  • · Replies 4 ·
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4

Undergrad What is the Definition of a Component in a Graph?

  • e(ho0n3
  • · Replies 6 ·
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6

Graduate Prove Trig Identity: 2arccos(x) = arccos(2x²-1) | Solutions!

  • Oxymoron
  • · Replies 6 ·
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6

High School How can I solve challenging geometry problems with the help of key theorems?

  • uart
  • · Replies 5 ·
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5

Graduate Retaining Undergraduate Math Knowledge: Tips and Strategies

  • gravenewworld
  • · Replies 7 ·
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7

High School Grade 12 Maths: Advanced Functions & Geom & Discrete

  • MathHelp
  • · Replies 5 ·
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5

Undergrad What is the Proof for the Sum of Natural Numbers to n and the Derivative of x^n?

  • Zurtex
  • · Replies 15 ·
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15

High School Could someone explain to me array notation

  • Mk
  • · Replies 3 ·
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3

High School Is This Cubic Equation Solvable?

  • marlon
  • · Replies 3 ·
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3

High School How can you apply the rule f(-x)=-f(x) when solving equations?

  • trip7
  • · Replies 7 ·
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7

Undergrad Solve Quick Cubic Problem: Victor Niederhoffer's Harvard Entrance Test

  • robert Ihnot
  • · Replies 13 ·
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13

Undergrad Problem with finding the log function of a graph

  • maccaman
  • · Replies 11 ·
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11

High School Accuracy of Pi: Arguing with Dad

  • miguel314
  • · Replies 6 ·
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6

Undergrad How does the prime number algorithm determine if a number is prime or not?

  • split
  • · Replies 3 ·
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3

High School Find Formula for 0, 1, 1, 2, 2, 3, 3, 4, 4...

  • darkmass
  • · Replies 2 ·
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2

High School What Is 1/5 in Fractional Terms?

  • Lotte
  • · Replies 8 ·
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8

High School Is there a mathematical loophole that allows 1 to equal 2?

  • ArmoSkater87
  • · Replies 16 ·
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16

What's harder? Math, Physics or Engineering?

  • Jin314159
  • · Replies 32 ·
2
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32

Graduate From D to M, how far and what way

  • Vance
  • · Replies 7 ·
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7

High School Why is a x b Written as ab in Mathematics?

  • Cheman
  • · Replies 9 ·
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9