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 Why do the digits 12, 45, and 78 form the numbers 3, 9, and 6 in this order?

  • Teragabaga
  • · Replies 10 ·
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10

Graduate Proof of Pi's Transcendental Number

  • soumyajitnag
  • · Replies 1 ·
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1

Your biggest mathematical embarassment

  • Nikitin
  • · Replies 21 ·
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21

Undergrad What kind of higher math do I need?

  • falcon32
  • · Replies 5 ·
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5

No. of numbers relatively prime to a number

  • mathmaniac1
  • · Replies 12 ·
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12

Giving a value for k so fg(x)=k has no solution?

  • zfunk
  • · Replies 21 ·
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21

Graduate Can Time Be Isolated in a Validated Physics Equation?

  • Hernik
  • · Replies 6 ·
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6

High School Real mechanism behind addition, subtraction, multiplication, division

  • pratikaman
  • · Replies 1 ·
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1

Julia's question at Yahoo Answers regarding a linear recurrence

  • MarkFL
  • · Replies 1 ·
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1

Undergrad Rules of Logarithms: Explained and Demystified

  • theojohn4
  • · Replies 2 ·
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2

Cost per Pound of Coffee Beans

  • cjowens722
  • · Replies 1 ·
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1

High School Learning and understanding Maths

  • JayJohn85
  • · Replies 12 ·
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12

High School If both sides of an equation are undefined does that mean its true?

  • breebreebran
  • · Replies 4 ·
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4

Most Commonly Mispronounced Mathematicians

  • hsetennis
  • · Replies 57 ·
2
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57

Undergrad Signed up for calculus - too advanced for me

  • ijd
  • · Replies 10 ·
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10

Binomial theorem (Milind Charakborty's question at Yahoo Answers)

  • Fernando Revilla
  • · Replies 1 ·
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1

What is the Value of f(2009) in the Given Recursive Sequence?

  • Albert1
  • · Replies 2 ·
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2
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2

Mathematicians and physicists, do you get intimidated by equations?

  • oahz
  • · Replies 16 ·
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16

High School Discovering the Name and Meaning of a Classic Geometry Diagram [Broken]

  • jeffrey c mc.
  • · Replies 8 ·
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8

Graduate Any one interesed in tasking on a formula for the volume of a sphere.

  • jeffrey c mc.
  • · Replies 9 ·
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9

Undergrad Help We have forgotten how to write math stuff

  • micromass
  • · Replies 66 ·
3
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66

How Do You Calculate Profit from Selling Oranges by the Box?

  • N0ximas
  • · Replies 3 ·
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3

High School Logarithms and what they are for.

  • jasonlr82794
  • · Replies 7 ·
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7

Graduate Moviegoers' Club: Largest Number of Common Favorite Movies

  • Rogerio
  • · Replies 10 ·
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10

Breaking news about twin prime conjecture.

  • caffeinemachine
  • · Replies 8 ·
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8

I need to review modulus function

  • aarti34
  • · Replies 1 ·
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1

Cardano's method of solving cubics

  • mathmaniac1
  • · Replies 3 ·
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3

Serina's questions at Yahoo Answers regarding sigma notation

  • MarkFL
  • · Replies 1 ·
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1
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2

Undergrad Mathematics of producer surplus wrong?

  • Nikitin
  • · Replies 1 ·
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1

Graduate Why are some coefficients negative when expanding a function in Legendre?

  • chenaiyy
  • · Replies 1 ·
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1

How Do You Master Plotting and Sketching Sine Functions?

  • Pulse57
  • · Replies 2 ·
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2

High School What Is The Root of 5? Irrational

  • mymachine
  • · Replies 6 ·
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6

Understanding Squaring the Bottom of an Equation

  • Petrus
  • · Replies 4 ·
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4
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1

Statement "f(x) is just a fancy way of writing y" factually incorrect?

  • Bruce Wayne1
  • · Replies 9 ·
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9

Can a^3+b^3+c^3 Equal d^3+e^3 Given Specific Conditions?

  • anemone
  • · Replies 3 ·
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3

Graduate Summation of product identities

  • eddybob123
  • · Replies 6 ·
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6

Undergrad Real-World question i can't get my head around.

  • JoshMaths
  • · Replies 3 ·
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3

Graduate Indices Notation: Equivalent Notation to Sigma & Pi

  • Big-Daddy
  • · Replies 1 ·
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1

Is f(x) Its Own Inverse for Any Value of a?

  • bcasted
  • · Replies 2 ·
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2

Graduate The reverse operation for the dot product?

  • cawthorne
  • · Replies 5 ·
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5

Kyra's question at Yahoo Answers regarding linear difference equations

  • MarkFL
  • · Replies 1 ·
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1

High School Questions on Values of Exp, Ln, Sin & Cos

  • eng.mustafaS
  • · Replies 20 ·
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20

Graduate A Historical Look at Analytic Geometry

  • DeeAytch
  • · Replies 1 ·
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1

Why are some equations considered beautiful in mathematics?

  • JayJohn85
  • · Replies 9 ·
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9

High School How To Find This Quadratic Function?

  • mymachine
  • · Replies 1 ·
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1

Find the smallest possible value of abc + def + ghi

  • anemone
  • · Replies 7 ·
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7

Skills/attributes of a mathematician/physicist/programmer etc

  • jd12345
  • · Replies 9 ·
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9

High School Water Ball with Sun's Mass - It's Diameter?

  • zforgetaboutit
  • · Replies 3 ·
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3

Videos from a high school maths teacher

  • misterwoo
  • · Replies 3 ·
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3

High School Why is this happening? (simple)

  • cdux
  • · Replies 3 ·
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3

Show that p² + p - 6 is equal to q or r.

  • anemone
  • · Replies 1 ·
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1

What is the Area of the Shaded Region in Trigonometry Problem?

  • Alaba27
  • · Replies 10 ·
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10

Graduate Which Asymptotic Equation is More Accurate for Large Values of Rho?

  • EngWiPy
  • · Replies 1 ·
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1

Undergrad You can't do operations on infinity

  • g.lemaitre
  • · Replies 4 ·
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4

Given value of cos(A) and quadrant of A, find sin(A) and tan(A)

  • DeusAbscondus
  • · Replies 2 ·
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2

Evaluate 19q + 99p: 2x^3-8x^2+9x+p=0

  • anemone
  • · Replies 4 ·
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4

Undergrad What is the Conceptual meaning of Euler's number 'e'?

  • cdux
  • · Replies 23 ·
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23

Boy's Surprise at Seeing Math with Letters on Train

  • Ibix
  • · Replies 1 ·
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1

Undergrad Couldn't find a simple way to do it

  • Andrax
  • · Replies 4 ·
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4

How Do I Simplify Fractions Using Surds in the Summation Formula?

  • Albert1
  • · Replies 3 ·
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3

High School Those With Science Backgrounds Are Good Spellers

  • Point Conception
  • · Replies 12 ·
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12
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2

Fraction between 96/35 & 97/36 with minimum denominator

  • SweatingBear
  • · Replies 12 ·
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12
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7

Undergrad Looking for a math study/project-mate

  • Ryuzaki
  • · Replies 12 ·
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12

Undergrad Seeking a Constructivist Geometry Textbook for Preservice Teachers

  • thelema418
  • · Replies 5 ·
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5

Calculating Annual Saving: Word Problem

  • emmayu
  • · Replies 1 ·
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1

Polynomials and Numerical Analysis

  • Suvadip
  • · Replies 3 ·
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3
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1

Determine the value of A1 - A2 + A3 - A4

  • anemone
  • · Replies 1 ·
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1

Undergrad Solving the 8 Pawns Puzzle on an 8x8 Chess Board

  • superconduct
  • · Replies 13 ·
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13

Undergrad How to find an equation with multiple x,y coordinates

  • beamthegreat
  • · Replies 4 ·
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4

Graduate Trigonometric identity from Euler's intro to analysis of infinite

  • EvenSteven
  • · Replies 2 ·
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2

Graduate What inspired mathematicians invent imaginary numbers?

  • Paulibus
  • · Replies 14 ·
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14

Is (p-1)C(a) congruent to (-1)^a mod(p)?

  • Poirot1
  • · Replies 1 ·
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1

Undergrad What is the Most Common IQ? Investigating the Bell Curve and IQ Distribution

  • PhotonW/mass
  • · Replies 12 ·
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12

How Do You Calculate the Angle Between Two Lines?

  • Petrus
  • · Replies 4 ·
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4

What are some common traps to watch out for in word problems?

  • DeusAbscondus
  • · Replies 2 ·
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2

Undergrad Can Car A Catch Up to Car B on the Highway?

  • PraetorianDude
  • · Replies 2 ·
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2

Triangle two column proof question

  • alquix
  • · Replies 1 ·
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1

Undergrad Prove Induction: (1+2+4+...+2^n)+1=2^(n+1)

  • John112
  • · Replies 1 ·
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1

Find the constants given the domain and range

  • bcast
  • · Replies 1 ·
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1

Determine all real x for a given radical equation.

  • anemone
  • · Replies 8 ·
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8
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1

Earth Rope Challenge: 6m Longer - How High?

  • topsquark
  • · Replies 6 ·
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6

Does the Equation \( y^2 = x^3 - x + 5 \) Have Integer Solutions?

  • Poirot1
  • · Replies 2 ·
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2

Undergrad Why aren't these functions the same?

  • Whistlekins
  • · Replies 9 ·
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9
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5

Solution needed for 7x7 Matrix/Sudoku (with additional restriction rules)

  • skavorn
  • · Replies 6 ·
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6

MHB Simplify Fraction: 196707/250971

  • Petrus
  • · Replies 4 ·
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4

Graduate Functions for which f(nx) is a polynomial of f(x).

  • Boorglar
  • · Replies 5 ·
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5
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5

Lost in Exponential Equations? Need Help Solving for n?

  • Juliayaho
  • · Replies 5 ·
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5

Undergrad Discarding some quadratic roots - ok?

  • Wes Tausend
  • · Replies 5 ·
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5

Simplify Multiplication of Fractions

  • Albert1
  • · Replies 1 ·
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1
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1

Solving Higher Degree Polynomial For Real Solution(s).

  • anemone
  • · Replies 7 ·
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7