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 What is the point of studying maths at a very high level?

  • VertexOperator
  • · Replies 36 ·
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High School Can you please teach me the properties of absolute values

  • eljota38
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3

Undergrad How can I rotate a coordinate system and write functions in the rotated system?

  • Gackhammer
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2

Undergrad Issue with understanding aspects of moments

  • Dongorgon
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1

Find the 100th term of a given sequence.

  • anemone
  • · Replies 6 ·
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6

Prediction of Motion After Ideal Collision - Masses M & m

  • mathmaniac1
  • · Replies 9 ·
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9

Can You Prove Equal Proportions in a Liquid Mixture?

  • mathmaniac1
  • · Replies 27 ·
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27

Welcome to the Math Challenge Board

  • Albert1
  • · Replies 12 ·
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12

What is the angle of NMC in triangle ABC with given measurements?

  • anemone
  • · Replies 9 ·
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9

High School Is Algebraic Equality True? $\frac{x+y}{(x^2+y^2)} = \frac{1}{x+y}$

  • whatlifeforme
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3

Reading a lot of maths make me hungry?

  • MathematicalPhysicist
  • · Replies 11 ·
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11

High School Patterns Found on Y=1 Graph: Explore and Learn

  • godsdog
  • · Replies 1 ·
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1

Is the Given Equality True Only for an Isosceles Triangle?

  • anemone
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2

High School Optimizing Mathematical Typography: The Preferred Font for Academic Documents

  • VertexOperator
  • · Replies 2 ·
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2

High School Using only the numbers 3, 3, 3 and 3 once and + - * / once find 7?

  • Natasha1
  • · Replies 10 ·
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Undergrad Loan financing algebra question

  • jelrod45
  • · Replies 3 ·
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3

Undergrad Recommend some good maths textbooks?

  • FinancialWar
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1

High School How did they get |x|=±x? How did they know y=0 is also a solution?

  • InvalidID
  • · Replies 12 ·
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12

Current Through A half-wave rectifier

  • aNxello
  • · Replies 8 ·
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8

Undergrad Why is it impossible to solve y explicitly in this equation?

  • InvalidID
  • · Replies 7 ·
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7

High School Confused About Squareroots & Absolute Values

  • InvalidID
  • · Replies 1 ·
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1

Can you Solve This Putnam 2012 Problem about Acute Triangles?

  • jakncoke1
  • · Replies 1 ·
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1

Undergrad Finding vertices given opposite vertices

  • eddybob123
  • · Replies 13 ·
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13
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Constant term in a binomial expansion

  • Petrus
  • · Replies 15 ·
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15

High School Whole exponent vs. fraction exponent

  • Square1
  • · Replies 12 ·
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12

Prove the sum equals 0 provided another given sum equals 1

  • anemone
  • · Replies 1 ·
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1

Jordan's Question from Facebook (About Regression)

  • Sudharaka
  • · Replies 1 ·
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1

Finding 2d-2c from Equation with 4 Roots

  • Albert1
  • · Replies 2 ·
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2

Jordan's Question from Facebook (About Exponential Functions)

  • Sudharaka
  • · Replies 1 ·
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1

High School What is x in this arithmetic problem?

  • BobG
  • · Replies 3 ·
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3

Undergrad Prove AM:GM Inequality: Best Methods

  • VertexOperator
  • · Replies 1 ·
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1

High School What is the Degree of this Curve?

  • mymachine
  • · Replies 3 ·
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3

Should I live a life of solitude like Newton and Euler?

  • flyingpig
  • · Replies 24 ·
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24

High School Solving Composite Functions with Distributive Property

  • TheFabricator
  • · Replies 4 ·
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4

Quirino27's question at Yahoo Answers (R symmetric implies R^2 symmetric)

  • Fernando Revilla
  • · Replies 1 ·
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1

How do I isolate y in terms of x?

  • bmanmcfly
  • · Replies 9 ·
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9

High School What is the solution to this simple sum problem?

  • mathal
  • · Replies 4 ·
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4

Algebra/Physics problem - kinematics

  • mathkid3
  • · Replies 5 ·
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5

Undergrad Why Does Mathematical Induction Prove Formulas True for All Positive Integers?

  • andrewkg
  • · Replies 1 ·
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1

*2 values of x for perpendicular vectors

  • karush
  • · Replies 4 ·
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4

Graduate Supplementary question to interesting problem post

  • jdp
  • · Replies 1 ·
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1

High School Need help determining whether to use cosine or sine

  • physicsnoob145
  • · Replies 4 ·
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4

Undergrad Question about PI and infinity

  • uperkurk
  • · Replies 6 ·
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6

Determine the greatest value of the following expression

  • max2
  • · Replies 5 ·
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5

Angle Sum/Difference Identities: Billy's Pre-calc Math Problem

  • MarkFL
  • · Replies 1 ·
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1

Help me with profit maximizing level of output

  • foskel
  • · Replies 3 ·
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Why I always put parentheses around the arguments to any function.

  • Ackbach
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Graduate Trying to solve any equation ever with Recurrences

  • Gackhammer
  • · Replies 10 ·
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Undergrad Maths question on using the minimum amount of DVD disc

  • kenny1999
  • · Replies 4 ·
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Answer Math Problems: 3 1/2 - 2 3/4, etc. | Yahoo! Answers

  • MarkFL
  • · Replies 1 ·
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Find the value of x^5 + y^5 + z^5.

  • anemone
  • · Replies 9 ·
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9

High School Transposing formulas/Solving for variables

  • Anon481516
  • · Replies 9 ·
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High School Help needed, rearranging polynomial for inverse equation

  • Charij
  • · Replies 7 ·
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Undergrad Solving an Exponential Equation with Logarithm Rules

  • jsully
  • · Replies 8 ·
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5

High School Triangles, what is the minimum amount of data required to

  • uperkurk
  • · Replies 12 ·
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12

Homework: Bisectors and Intersection Points of Straight Lines

  • Suvadip
  • · Replies 1 ·
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1

More than one equation for a given Trig Graph?

  • m3dicat3d
  • · Replies 5 ·
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5

Graduate Doing theoretical/pure mathematics

  • jimgavagan
  • · Replies 9 ·
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Graduate What Happens When 100 Perfect Logicians with Blue Foreheads Are in a Room?

  • Jonnyb42
  • · Replies 20 ·
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Graduate Which is Bigger: y=2013! or z=1007^{2013}?

  • medwatt
  • · Replies 18 ·
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Solving Absolute Value Equations

  • anemone
  • · Replies 9 ·
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Problem Involving a System of Equations

  • anemone
  • · Replies 9 ·
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Graduate Can there be an intelligence which is not evolutionary?

  • finaquant
  • · Replies 2 ·
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Finding the coodinates of two lines.

  • animaguy
  • · Replies 10 ·
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Counter-intuitive phenomena in math and physics

  • jedson303
  • · Replies 8 ·
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High School Calculate Area with D:d:p = 4:1:4

  • hpla
  • · Replies 3 ·
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High School Dot Product: Understand When to Use Each Method

  • mindheavy
  • · Replies 3 ·
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How can we prove that a Pythagorean triple is primitive?

  • Poirot1
  • · Replies 3 ·
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Graduate How do scientists visualize or intuitize math?

  • RandyKramer
  • · Replies 13 ·
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Undergrad All possible ways to sum to a number

  • Aero51
  • · Replies 5 ·
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5

Undergrad Sine Wave between two Functions

  • Gackhammer
  • · Replies 1 ·
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1

High School What Are the Fun Mathematical Equivalencies That Equal One?

  • dkotschessaa
  • · Replies 28 ·
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28

Proof of Triangle Inequality: a+b-c, b+c-a, c+a-b

  • Albert1
  • · Replies 1 ·
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1

Undergrad Which field or theory deals with table mathematics?

  • finaquant
  • · Replies 7 ·
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7

What is the value of gcd(0,0) in mathematics?

  • Poirot1
  • · Replies 4 ·
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4

High School How can I differentiate between decimal and dot product notation?

  • Akshay_Anti
  • · Replies 1 ·
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1

Is it likely the primary numbering system will be replaced by base 2?

  • find_the_fun
  • · Replies 10 ·
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10

High School Do Parentheses ALWAYS disappear after distribution?

  • AndromedaRXJ
  • · Replies 10 ·
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10

Stephanie's question at Yahoo Answers (Domain question)

  • Fernando Revilla
  • · Replies 1 ·
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1

Can This Unique Pair of Values Solve the Equation?

  • anemone
  • · Replies 8 ·
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8

Solving Exponential Equations: Need Help Understanding 2 Questions

  • linapril
  • · Replies 3 ·
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3

How can the second term be mathematically turned into -j or 1/j?

  • abaz
  • · Replies 13 ·
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13

High School How do I transform value into screen coordinates

  • tonytj
  • · Replies 1 ·
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1

Why do similar triangles have equal ratios of sides?

  • Amer
  • · Replies 2 ·
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2

Graduate Solving a 1415-gon Triangle Problem with the Pigeonhole Principle

  • Numeriprimi
  • · Replies 5 ·
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5

Solve Similar Triangles: Help with Homework Question

  • Zashmar
  • · Replies 5 ·
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5

Zoe's Question from FB (Perimeter of Lincoln Memorial)

  • Jameson
  • · Replies 3 ·
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3

Can this Simplification Problem be Solved Using Elementary Methods?

  • anemone
  • · Replies 9 ·
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The Unit Circle, the Sinusoidal Curve, and the Slinky....

  • m3dicat3d
  • · Replies 9 ·
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Prove that the expression is divisible by 26460

  • anemone
  • · Replies 5 ·
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5

High School What is the common way to round up this number?

  • cdux
  • · Replies 6 ·
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6

Solve System Problem: x^4+y^4=8^2 & x-y=2

  • anemone
  • · Replies 3 ·
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3

How to Solve a Complex Radical Equation?

  • anemone
  • · Replies 2 ·
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2

Undergrad Can I Find a Series of Numbers That Add Up to kn?

  • Nickclark
  • · Replies 9 ·
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9