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 Isolating x in Rate of Reaction?

  • mwall
  • · Replies 4 ·
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4

High School How do I construct a cubic inequality with specific solution sets?

  • iluvrotinsaag
  • · Replies 5 ·
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5

Undergrad What are some recommended mathematics books for a semi-popular level?

  • cragwolf
  • · Replies 26 ·
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26

High School Calculating Friction on a Slope

  • SiCharlton
  • · Replies 10 ·
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10

Graduate Sums of second order and the value of mathematics

  • verty
  • · Replies 2 ·
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2

Graduate Why pure mathematics is beyond me

  • cragwolf
  • · Replies 14 ·
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14

Undergrad Proving |x-3| >= |x|-|3| for all real x

  • exequor
  • · Replies 5 ·
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5

High School Solving the "Impossible Triangle" Puzzle

  • threewood14
  • · Replies 12 ·
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12

Undergrad How Do You Calculate the Distance Between Two Points in a Folded Rectangle?

  • Chen
  • · Replies 2 ·
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2

Undergrad How do calculators compute sine, cosine, tangent and roots?

  • KingNothing
  • · Replies 2 ·
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2

Undergrad Is Pi Infinite? Determining Constraints of a Circle

  • pallidin
  • · Replies 16 ·
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16

High School Logic Puzzle: Finding the Appropriate Suffix for a Number

  • completenewbie
  • · Replies 8 ·
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8

High School Solving a Physics Problem: Finding Force Needed for 50g Toy Bus on Ramp

  • Louis Vuiton
  • · Replies 2 ·
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2

Undergrad How Can Trigonometry Determine the Path of Light in a Complex Geometric Diagram?

  • Kafter
  • · Replies 7 ·
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7

Undergrad Are All Prime Numbers Expressible as 6n ± 1?

  • JonF
  • · Replies 13 ·
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13

Undergrad Solving Arctan(x/y) - 90degrees

  • flexifirm
  • · Replies 1 ·
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1

Undergrad Solving a Problem with Two Gear Wheels and a Chain

  • Hypercase
  • · Replies 6 ·
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6

High School Is pi infinite?

  • pallidin
  • · Replies 87 ·
3
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87

Undergrad Solving Math Induction: Prove 1^3 + 2^3 + 3^3 + 4^3 ... + n^3 = ((n^2 + n)/2)^3

  • ruud
  • · Replies 2 ·
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2

High School Designing a Car: Finding the Right Fuel Tank Size

  • roy
  • · Replies 1 ·
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1

High School XOR of 2 Sets: A and B - Get the Answer

  • abcit
  • · Replies 5 ·
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5

High School Missing steps in simplifying a trigonometric expression

  • exequor
  • · Replies 1 ·
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1

Undergrad Curry Triangle Paradox: Rearranging Pieces to Figure of Less Area?

  • meteor
  • · Replies 2 ·
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2

Undergrad How can you derive (P v ~P) in SD?

  • wubie
  • · Replies 6 ·
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6

Where Can I Find Instructions for Posting Math Symbols?

  • Cod
  • · Replies 2 ·
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2

High School Trig Problem need someone to explain this

  • Dantes
  • · Replies 1 ·
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1

High School How Do You Solve for X in This Equation?

  • rumaithya
  • · Replies 3 ·
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3

High School Does the integral symbol have a name?

  • Fuego
  • · Replies 7 ·
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7

What Is the Puzzle on Goth1337's Page?

  • MaximumTaco
  • · Replies 3 ·
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3

Undergrad Prove that the sum of two odd primes will never result in a prime?

  • Caldus
  • · Replies 3 ·
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3

Undergrad Proving the Max Binomial Coefficient for n and r

  • gimpy
  • · Replies 2 ·
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2

Undergrad Spectral Analysis: alternatives to Fourier Transforms?

  • wimms
  • · Replies 2 ·
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2

Undergrad Can Triangulation Describe Distance in Spherical or Euclidean Geometry?

  • Jug
  • · Replies 6 ·
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6

Undergrad Problem of the week (a memory refresher)

  • kadAfi
  • · Replies 6 ·
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6

Undergrad What are the extra terms in the k.e expression

  • Ian
  • · Replies 6 ·
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6

Graduate Interesting quote from a book by Einstein

  • marcus
  • · Replies 4 ·
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4

Undergrad Why don't we have higher order operators beyond exponentiation?

  • KingNothing
  • · Replies 9 ·
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9

High School A few problems for math league

  • BluE
  • · Replies 16 ·
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16

Undergrad Solving the Equation sin(x) + sqrt(3)cos(x) = 1

  • Moose352
  • · Replies 12 ·
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12

High School How do I apply the division algorithm with a negative dividend?

  • Caldus
  • · Replies 1 ·
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1

Graduate How Can Lee's Claim Be Disproved?

  • PrudensOptimus
  • · Replies 75 ·
3
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75

Graduate How Do Artificial Neural Networks Use Output Data to Approximate Functions?

  • phoenixthoth
  • · Replies 2 ·
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2

Undergrad Proving area properties of parallelograms and quadrilaterals

  • ruud
  • · Replies 6 ·
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6

Undergrad Comparing derivatives and averages for a research paper

  • PrudensOptimus
  • · Replies 4 ·
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4

High School Algebra II: Direct/Inverse Variation & Translation Help

  • gcn_zelda
  • · Replies 4 ·
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4

High School 3 unknown variables- I'm lost one this one right now

  • dmbeluke
  • · Replies 2 ·
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2

Undergrad What is the Trace Theorem? Calc I Seminar

  • Swigs
  • · Replies 3 ·
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3

Undergrad Prove that of a,b,c are natural numbers

  • Caldus
  • · Replies 1 ·
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1

Undergrad Speed of pumpkin at bottom of pendulum swing from 30°

  • physicsgivesmeCs
  • · Replies 14 ·
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14

Undergrad Can Calculus BC be learned well in 8 weeks at Harvard Summer?

  • brum
  • · Replies 12 ·
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12

Undergrad (-2)^some decimal = a + bi? why?

  • Matt Jacques
  • · Replies 2 ·
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2

High School What is the purpose of finding a lower bound in the Traveling Salesman Problem?

  • Zurtex
  • · Replies 4 ·
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4

High School Is x^3 - x + 1 an Even, Odd, or Neither Function?

  • Caldus
  • · Replies 3 ·
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3

Graduate Finding Solutions to y^x = x^y

  • jcsd
  • · Replies 3 ·
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3

High School What are complex numbers used for

  • Hypercase
  • · Replies 9 ·
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9

High School Find a 5-Digit Number with Unique Prime & Square Digits

  • bracey
  • · Replies 4 ·
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4

High School Talk about lines, curves, functions and limits?

  • franz32
  • · Replies 1 ·
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1

High School How do I simplify (30m/s - 10m/s)/2.0s to get 10m/s²?

  • xyxaprilxyx
  • · Replies 2 ·
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2

Undergrad How many unit cubes fit inside a sphere inscribed in a 6 cm cube?

  • recon
  • · Replies 3 ·
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3

High School Solving the Sum of Squares of 3 Consecutive Odd Numbers

  • ruud
  • · Replies 2 ·
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2

High School How Do You Solve a Train Speed Problem with a Snow-Drift Interruption?

  • mathemagician
  • · Replies 3 ·
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3

High School Discrete Math Definition - What Is Discrete Math?

  • Link
  • · Replies 2 ·
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2

Graduate Find the 9 Values of a Set of Positive Integers

  • PrudensOptimus
  • · Replies 4 ·
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4

High School Proving that Any Number Ending in 5 Squared Equals 25

  • ruud
  • · Replies 9 ·
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9
  • Poll Poll

What Are the Statistics for Valentine's Day?

  • Monique
  • · Replies 30 ·
2
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30

High School Is Sqrt() More Than Just X^0.5?

  • PrudensOptimus
  • · Replies 1 ·
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1

Undergrad Is the Sum of Square Roots of 2 and 3 Irrational? A Proof by Contradiction

  • MathematicalPhysics
  • · Replies 2 ·
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2

Undergrad Chord parallel to AB and 2CD=AB

  • himanshu121
  • · Replies 4 ·
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4

High School Solving Algebra of Functions: f(500)=3, f(600)?

  • Moose352
  • · Replies 3 ·
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3

High School Arrange the numbers 1 through 10 in the shape of a pyramid

  • Greg Bernhardt
  • · Replies 5 ·
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5

High School Area of a right-angled triangle

  • Chen
  • · Replies 35 ·
2
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35

Undergrad Function f(x): Rationals = 0, Irrationals = 1

  • Lonewolf
  • · Replies 8 ·
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8

Undergrad How do I solve problems with decimals using 2's complement arithmetic?

  • Caldus
  • · Replies 2 ·
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2

High School Why do both equations give y - x = 1 for this digit interchange problem?

  • vepore2
  • · Replies 3 ·
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3

High School How do vectors and derivation relate in mathematics?

  • Thallium
  • · Replies 9 ·
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9

High School Solve 2x + 2y + 50 = 2x + 2y + 50 for x: Problem Solving with 2D Matrices

  • vepore2
  • · Replies 3 ·
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3

High School How can billiard be used to illustrate any laws of mathematics?

  • Thallium
  • · Replies 1 ·
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1

How Did Ptolemy and Copernicus Shape the Unity of Mathematics?

  • moshek
  • · Replies 31 ·
2
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31

Undergrad Why do arc equations for x and y give half circles?

  • kishtik
  • · Replies 2 ·
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2

Graduate Can multi digit numbers be made into a single digit using a new base?

  • Digit
  • · Replies 3 ·
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3

Graduate Is Motion Really Impossible Due to the Infinite Divisibility of Space?

  • repugno
  • · Replies 2 ·
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2

Undergrad Where can I find resources on what zero really is

  • Thallium
  • · Replies 13 ·
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13

High School Explanation on the term calculus maths?

  • Thallium
  • · Replies 1 ·
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1

Career in mathematics or physics

  • Derivative86
  • · Replies 6 ·
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6

High School Finding perpendicular lines without graphing

  • cokefree
  • · Replies 2 ·
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2

High School How was pi discovered, and how is it calculated?

  • KingNothing
  • · Replies 1 ·
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1

Undergrad How can we find the root for high degree polynomial functions?

  • calculateme
  • · Replies 1 ·
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1

High School Selling Eggs: Duck or Hen x2 for 1 Basket

  • himanshu121
  • · Replies 1 ·
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1

High School Ram's Tricky Cardboard Challenge: What % Remains?

  • himanshu121
  • · Replies 2 ·
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2

Undergrad Did Archimedes anticipate calculus concepts?

  • Julian Solos
  • · Replies 13 ·
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13

High School Adding f(x) and g(x): Domain and Output

  • Caldus
  • · Replies 4 ·
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4

High School What is the wavy line on my car dashboard?

  • Julian Solos
  • · Replies 5 ·
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5

High School What are the differences between natural, rational, whole, and integer numbers?

  • info.edp
  • · Replies 15 ·
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15

High School What Math and Physics Topics Are Covered in A Level Courses in America?

  • Thallium
  • · Replies 8 ·
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8

Undergrad Explanation for the uneducated mind

  • Andy
  • · Replies 3 ·
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3

High School Solving Exponential Equations Using Logarithms

  • JDK
  • · Replies 10 ·
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10

Undergrad Solving Timetable Problems in Brunei Schools

  • recon
  • · Replies 2 ·
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2

High School Two Fathers, Two Sons, One Unexpected Lesson: How Rs15,000 Grew to Rs25,000

  • himanshu121
  • · Replies 4 ·
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4

High School What Is the Secret Word and How Does It Determine the Number of Vowels?

  • himanshu121
  • · Replies 2 ·
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2

Undergrad Is There a Purely Mathematical Solution to the Equation 5^x + 9^x = 92?

  • Tron3k
  • · Replies 8 ·
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8