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

Graduate What strange pattern emerges from the Pell Numbers?

  • tejolson
  • · Replies 4 ·
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4

Graduate Simultaneous polynomial equations.

  • Tableandchair
  • · Replies 1 ·
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1

Solving 5(x + 4)(x + 2) = x^2 + 6x + 8

  • Casio1
  • · Replies 8 ·
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8

Discovering the Truth Behind the Side Ratios of a 30:40:90 Triangle

  • DeusAbscondus
  • · Replies 2 ·
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2

Math Game: True or False - Correct/Incorrect?

  • moatasim23
  • · Replies 3 ·
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3

Simplifying trig expression

  • hatelove
  • · Replies 1 ·
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1

Find the Special Point of a Triangular Pyramid: Proof Explained

  • veronica1999
  • · Replies 1 ·
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1

High School Is it a good idea to get a tattoo of mathematical equations?

  • cmmcnamara
  • · Replies 6 ·
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6

Remembering Alan Turing: A Pioneering Computer Scientist

  • Plato2
  • · Replies 1 ·
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1

High School Is this equivalent to the Pythagorean Theorem?

  • Quine!
  • · Replies 1 ·
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1

Factoring exponents from trig functions

  • hatelove
  • · Replies 1 ·
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1

Undergrad Question about exponents and i .

  • cragar
  • · Replies 6 ·
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6

Undergrad Basics of Inequalities: Solving |x-1| - |x| + |2x+3| > 2x +4

  • Kartik.
  • · Replies 1 ·
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1

High School Rounded Division: Finding the Nearest Whole Number in Math

  • johann1301
  • · Replies 4 ·
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4

How can I rearrange this complex formula in Excel to solve for G13?

  • dipster307
  • · Replies 7 ·
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7

Undergrad What is the Hyperbola of Apollonius?

  • ralphiep
  • · Replies 2 ·
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2

High School Order of operations - parenetheses

  • manjuvenamma
  • · Replies 4 ·
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4

Undergrad Doubles pairings with five people

  • HeuristicBisc
  • · Replies 4 ·
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4

Soviet mathematics/ science books

  • issacnewton
  • · Replies 1 ·
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1

Master the Magic Square: Tips for Solving the 3x3 Puzzle in Just 4 Hours

  • janvianish
  • · Replies 5 ·
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5

High School Simple test to see if year is a leap year

  • moonman239
  • · Replies 9 ·
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9

SE Class 10 Maths - Factor theorem and its applications

  • PaperStSoap
  • · Replies 2 ·
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2

Graduate Notation for nested sums in the Riemann zeta function

  • rustynail
  • · Replies 3 ·
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3

Mathematical Proof That The Media is Sexist and Bad at Math

  • AnTiFreeze3
  • · Replies 8 ·
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8

Undergrad A method of mental multiplication

  • Bruce Tonkin
  • · Replies 6 ·
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6

What Is the Correct Method to Find the LCM of 12 and 56?

  • Casio1
  • · Replies 3 ·
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3

Showing three points form a non-collinear triangle using cross products

  • Sudharaka
  • · Replies 1 ·
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1

Undergrad Proof needed to show that an angle remains constant along a line

  • clayallison
  • · Replies 8 ·
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8

Trying to learn the correct notation for fractions

  • Casio1
  • · Replies 5 ·
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5

Undergrad Number of Zeros at the End of 1962

  • Kartik.
  • · Replies 9 ·
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9

Undergrad Quadratic equations and inequalities

  • Kartik.
  • · Replies 1 ·
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1

High School Is There a More Efficient Way to Multiply Polynomials?

  • livindesert
  • · Replies 5 ·
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5

Graduate Writing Computations Clearly In Proofs

  • jmjlt88
  • · Replies 1 ·
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1

Graduate How Many Ways to Place Divisors Around a Circle in Mathematical Induction?

  • Thoughful
  • · Replies 1 ·
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1

High School 1 is by definition 0.999999999 9?

  • adarpodracir
  • · Replies 5 ·
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5

Math-y or Nerdy License Plate Ideas

  • ArcanaNoir
  • · Replies 11 ·
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11

Need help with a math problem

  • veronica1999
  • · Replies 3 ·
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3

Undergrad How to do dimensional analysis of exponential functions?

  • Michio Cuckoo
  • · Replies 15 ·
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15

Solving Nonlinear Equations with Numeric Methods

  • Wilmer
  • · Replies 10 ·
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10

Graduate Quantitative modeling in social science vs natural science

  • soc.scientist
  • · Replies 2 ·
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2

Resources on Scientific Careers/Graduate School

  • Simfish
  • · Replies 1 ·
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1

Undergrad Formula for lengths of a rectangle - why does it give both lengths?

  • autodidude
  • · Replies 3 ·
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3

Graduate Fitting points to skewed sinusoids

  • squalho
  • · Replies 4 ·
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4

High School Oops! Making Obvious Mistakes in Algebra II

  • velox_xox
  • · Replies 12 ·
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12

Undergrad Maximum volume of a 3D shape with 3 identical circular profiles from x,y,z.

  • bjshnog
  • · Replies 2 ·
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2

High School Not Complex Numbers: Are There Any Other Options?

  • Mathsforum100
  • · Replies 2 ·
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2

Undergrad Square roots in quadratic trinomial inequalities

  • Kartik.
  • · Replies 1 ·
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1

Undergrad Graphing a standard quadratic equation?

  • Kartik.
  • · Replies 4 ·
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4

High School How Do You Pronounce Complex Mathematical Expressions in English?

  • SalomeH
  • · Replies 3 ·
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3

Undergrad Prove All Numbers Equal: No 0 Needed!

  • amits
  • · Replies 8 ·
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8

Equation of Line Passing Through \(A(-5,-4)\) & \(B, C\) & \(D\)

  • sbhatnagar
  • · Replies 2 ·
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2

High School How to understand math intuitively?

  • xavra42
  • · Replies 9 ·
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9

High School Is there a math symbol that stands for becomes?

  • TrevorRyan
  • · Replies 6 ·
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6

Solving the Font Size Puzzle for Thumbnail Layers

  • Echilon1
  • · Replies 1 ·
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1

High School Knowledge of division & fractions indicates math success

  • fourier jr
  • · Replies 2 ·
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2

Undergrad Is expansion necessary for this quadratic equation?

  • Kartik.
  • · Replies 2 ·
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2

Undergrad Trying to figure out a single variable expression for Sin

  • mesa
  • · Replies 21 ·
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21

Undergrad Min and max in order of operations

  • eyec
  • · Replies 5 ·
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5

High School How can the expression (a^n+b^n)/(a+b) be simplified?

  • eddybob123
  • · Replies 10 ·
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10

Undergrad Find Gaps Between Primes: Formula & Tips

  • joan12
  • · Replies 18 ·
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18

Pop-math book publishing coincidence

  • patrickd
  • · Replies 1 ·
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1

High School An angle - why an angle is the ratio of two sides of a triangle?

  • Bashyboy
  • · Replies 5 ·
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5

High School What is the missing pattern in this sequence and why?

  • azabak
  • · Replies 1 ·
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1

What is the inverse function of erf?

  • Wilmer
  • · Replies 7 ·
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7

Undergrad Theory of quadratic equations

  • Vishalrox
  • · Replies 4 ·
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4

Undergrad Is there an alternate nth power function without exponents?

  • eddybob123
  • · Replies 14 ·
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14

How to count arrangements of a list correctly

  • veronica1999
  • · Replies 2 ·
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2

Undergrad What Are Engaging Math Project Ideas for a Statistics Major?

  • williampb
  • · Replies 6 ·
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6

Undergrad What is the value of x in the equation 51^(-51)≡ x (mod 8)?

  • limitkiller
  • · Replies 15 ·
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15

Undergrad How many punching bags do you need to survive a bullet ricocheting in a room?

  • lugita15
  • · Replies 48 ·
2
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48

Graduate How Many Mathematicians Are Secretly Trying to Solve the Riemann Hypothesis?

  • nonequilibrium
  • · Replies 7 ·
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7

Graduate Why Isn't x^2-1 Divisible by m?

  • maverick6664
  • · Replies 6 ·
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6

Can't understand why this happened?

  • iZnoGouD
  • · Replies 8 ·
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8

Percent of perfect squares that have an odd digit for their hundreds place

  • checkitagain
  • · Replies 6 ·
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6

High School Digit-by-digit calculation of square root

  • jd12345
  • · Replies 2 ·
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2

High School What Exactly are the Roots of a Polynomial?

  • V0ODO0CH1LD
  • · Replies 7 ·
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7

High School What Are Some Practical Uses of Logarithms?

  • HarrisAz
  • · Replies 18 ·
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18

Undergrad How Does Crosswind Affect Flight Time and Heading?

  • 510betty
  • · Replies 1 ·
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1

Apparent Size of Sun: Subtended Angle Calculated by Deniz

  • veronica1999
  • · Replies 1 ·
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1

Graduate Euler's derivation of Riemann Zeta Function for even integers

  • Mugged
  • · Replies 2 ·
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2

Graduate Cartesian to Spherical co-ordinates (x,y,z) = (∞,∞,∞) | φ,θ are different.

  • eggman100
  • · Replies 20 ·
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20

Undergrad Solve an exponent equation without restricting the domain?

  • Hertz
  • · Replies 6 ·
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6

Calculating Real Estate Commission for $400,000 Price

  • chihuaha11
  • · Replies 5 ·
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5

Undergrad Adding representations in different bases preserves sums?

  • Arian.D
  • · Replies 2 ·
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2

Finding the Right Revisiting a Two-Year-Old Problem

  • veronica1999
  • · Replies 2 ·
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2

Graduate Is there such a thing as an uncountable polynomial?

  • cragar
  • · Replies 30 ·
2
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30

Undergrad Solving Polynomials of Increasing Degree

  • Xitami
  • · Replies 6 ·
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6
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2

Undergrad Why Do Physicists Use the Term Unity Instead of 1 in Crystallography?

  • denjay
  • · Replies 3 ·
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3

Does chess ability and mathematical ability go hand-in-hand?

  • battousai
  • · Replies 20 ·
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20

Math Exam Woe: Unsolvable Bearing Question

  • Jayden1
  • · Replies 4 ·
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4

Undergrad Compound fractions decaying over time

  • RagingPineapple
  • · Replies 4 ·
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4

Undergrad Prove Triangle ABC has Angle BAC = 72 Degrees

  • praharmitra
  • · Replies 5 ·
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5

High School Writing Out Equations with a Modulo Function

  • drogerssolar
  • · Replies 7 ·
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7

High School Converting Rectangular to Polar & Polar to Rectangular: Engineering Uses

  • ME_student
  • · Replies 4 ·
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4

Undergrad Solving for d in ((a+b)^n)-(a^n+b^n) - ((c+d)^n)-(c^n+d^n)

  • eddybob123
  • · Replies 17 ·
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17

Sequence of triangles from incircle tangency points

  • veronica1999
  • · Replies 4 ·
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4

Undergrad Making equations with six six-sided dice

  • Mingy Jongo
  • · Replies 2 ·
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2

CaptainBlack's Occasional Problem #4

  • CaptainBlack
  • · Replies 2 ·
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2

High School Principal( 1 + interest )exponent [on a simple calc.]

  • itoikenza
  • · Replies 1 ·
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1