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 Need a little help with my Ti-84+ (its graphing the wrong thing)

  • Tyrion101
  • · Replies 1 ·
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1

Find Equation of Parabola Given Focus & Directrix - Jose's Q&A

  • MarkFL
  • · Replies 1 ·
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1

Graduate Hilbert's grand hotel as infinite number of pairs

  • Sissoev
  • · Replies 31 ·
2
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31

Undergrad Mathematical Solution in Inequality

  • Quarlep
  • · Replies 7 ·
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7

Prove that S lies on the line AB

  • anemone
  • · Replies 8 ·
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8

Undergrad What is the process for determining Fourier coefficients?

  • member 428835
  • · Replies 3 ·
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3

Different way to write equation

  • bizzy916
  • · Replies 2 ·
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2

Solving $x,y,z$: Equations (1), (2), (3)

  • Albert1
  • · Replies 3 ·
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3

Solutions of the given linear programming problem

  • mathmari
  • · Replies 3 ·
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3

Undergrad Simple coordinate transformation question

  • iScience
  • · Replies 1 ·
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1

Finding the Min Sum of a Sequence of Numbers in $Z$

  • Albert1
  • · Replies 2 ·
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2

Undergrad Area of a general n-sided polygon

  • I_am_learning
  • · Replies 3 ·
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3

High School Is There More Than One Solution for Cube Root Equations?

  • Coco12
  • · Replies 4 ·
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4

Is n a Variable or Fixed Constant in the Equation n^lnx = x?

  • tmt1
  • · Replies 2 ·
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2

Graduate How to Find the Apothem of a Regular Polygon

  • Office_Shredder
  • · Replies 8 ·
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8

Locus of Incentre Problem: Find Ellipse

  • Saitama
  • · Replies 3 ·
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3

Prove x ≥ a: Let Real Numbers $x, y, z, a, b, c$

  • anemone
  • · Replies 4 ·
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4

Find the first digit after the decimal point

  • anemone
  • · Replies 3 ·
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3

The Time Difference Between Posts

  • anemone
  • · Replies 9 ·
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9
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1

Evaluating the Sum of $a+b+c$ for Equation $x^5-12x^4+ax^3+bx^2+cx-64=0$

  • anemone
  • · Replies 6 ·
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6

Is the Product of Two Integers Greater Than 10^2009? Let's Prove It!

  • anemone
  • · Replies 4 ·
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4

Graduate Nonlinear Least Squares Fitting

  • nschaefe
  • · Replies 2 ·
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2

Undergrad Understanding Infinity: How Does It Impact Mathematics and Reality?

  • MightyKaykoher
  • · Replies 32 ·
2
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32

Going Senile at 30: Question on Stack Exchange

  • polygamma
  • · Replies 14 ·
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14

Proving $PA+PB+PC\geq MA+MB+MC$ in $\triangle ABC$

  • Albert1
  • · Replies 2 ·
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2

High School What is Interval Notation and How is it Used?

  • shadowboy13
  • · Replies 3 ·
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3

Undergrad Is the Equals Sign Ambiguous in Mathematics?

  • Kakateo
  • · Replies 16 ·
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16

Evaluate logarithm of a number

  • anemone
  • · Replies 5 ·
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5

Undergrad Geometry problem (angle of body diagonal of a cube)

  • iScience
  • · Replies 2 ·
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2

Graduate Astounding: 1+2+3+4+5+ = [not infinity]

  • FlexGunship
  • · Replies 1 ·
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1

Undergrad Calculated Pitch, Yaw, Roll of vectors in a plane

  • nschaefe
  • · Replies 3 ·
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3
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1

Undergrad Can Computers Have Human Rights? Explaining Consciousness Through Numbers

  • shaneshnarayan
  • · Replies 2 ·
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2

Undergrad How can I find a solution for c and d for all real integer values?

  • x86
  • · Replies 1 ·
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1

Can a Math Genius Help Solve This Puzzle?

  • dboxall123
  • · Replies 12 ·
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12

Ernesto's Question: Proving Harmonic & Arithmetic Progressions

  • MarkFL
  • · Replies 1 ·
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1

Undergrad When sum of remainders becomes divisible

  • Square1
  • · Replies 3 ·
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3

What is the value of x for the inequality problem?

  • Albert1
  • · Replies 3 ·
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3

Electronics Engineering: Determine Voltage in Circuit w/ Practical Model

  • paulmdrdo1
  • · Replies 7 ·
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7

Undergrad The history of mathematics help with resources

  • harkkam
  • · Replies 11 ·
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11

High School Why does BIDMAS not always apply to squaring negative numbers?

  • AlfieD
  • · Replies 36 ·
2
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36

High School How to find quadratic function

  • Crazyhorse2882
  • · Replies 1 ·
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1

High School What does \sum\limits_{i\neq j}^N a_i a_j mean in summation notation?

  • SergeantAngle
  • · Replies 3 ·
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3

High School Solving x^y=y^x & x+y=6 with Deduction

  • arka.sharma
  • · Replies 4 ·
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4

Prove Inequality: $\dfrac{1}{a}+\dfrac{1}{b}+\dfrac{1}{c}+\dfrac{1}{d}$

  • anemone
  • · Replies 9 ·
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9
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1

Find the Values of a,b,c,d,e (ab=1, bc=2, cd=3, de=4, ea=5)

  • Albert1
  • · Replies 6 ·
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6

High School How to convert a username to a 2 digit number?

  • Erazman
  • · Replies 3 ·
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3

Graduate Increasing side lobes of sinc^2 function

  • stevenjones3.1
  • · Replies 1 ·
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1

Additional intercept form problems.

  • jamescv31
  • · Replies 5 ·
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5

System of Equations: Real Number Solutions

  • anemone
  • · Replies 3 ·
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3

Difference Between Two Radicals

  • bergausstein
  • · Replies 2 ·
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2

I hope this helps,Stephen La Rocque.

  • jamescv31
  • · Replies 9 ·
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9

A Formula for $a_n$: $c_n + d_n$

  • anemone
  • · Replies 3 ·
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3

Problem I am stuck on, simplifying radicals in denominator again

  • GrannySmith
  • · Replies 5 ·
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5

Find the Conjugate of a Denominator with Radicals

  • bergausstein
  • · Replies 7 ·
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7

High School Prisoner standing next to 2 doors and 2 guards

  • EternityMech
  • · Replies 23 ·
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23

Mathematical Midgets: Fave Small Numbers & Why

  • Deveno
  • · Replies 2 ·
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2
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1

Collection of Bizarre Math Theorems and Conjectures

  • mathbalarka
  • · Replies 26 ·
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26

How can you solve for a^3 + b^3 + c^3?

  • Albert1
  • · Replies 2 ·
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2

How can AM-GM be used to solve the Inequality Challenge II?

  • anemone
  • · Replies 4 ·
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4

How to simplify radicals in the denominator?

  • GrannySmith
  • · Replies 7 ·
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7

What are the last three digits of the product of the positive roots?

  • anemone
  • · Replies 2 ·
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2

Finding $\angle MBC$ in Triangle $ABC$ with Proof

  • anemone
  • · Replies 21 ·
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21

High School Are there any examples of functions that react to themselves?

  • alvin51015
  • · Replies 5 ·
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5

Solve System of Equations: 2z+z2x=x, 2y+y2z=z, 2x+x2y=y

  • anemone
  • · Replies 10 ·
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10

Evaluating $162p-172q$ from 3 Common Roots

  • anemone
  • · Replies 3 ·
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3

Undergrad Criteria for instructive problems in self-study

  • Seydlitz
  • · Replies 4 ·
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4

Undergrad Compound Angles Proof: Proven or Unproven?

  • BOAS
  • · Replies 5 ·
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5

High School Heading to Standard Angle: Is 330 Degrees 30 Degrees?

  • Medgirl314
  • · Replies 3 ·
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3

Even Functions, Symmetry, Inverse Functions

  • confusedatmath
  • · Replies 6 ·
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6

Prove that a function has no integer roots

  • anemone
  • · Replies 1 ·
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1

Radicals and using the definition

  • bergausstein
  • · Replies 4 ·
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4

Undergrad Carrying an object up the stairs

  • vega32
  • · Replies 1 ·
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1

Arithmetic Progression Problem

  • anemone
  • · Replies 2 ·
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2

Determine all pairs of integers

  • anemone
  • · Replies 5 ·
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5

Compute a square root of a sum of two numbers

  • anemone
  • · Replies 6 ·
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6

Graphs of Negative Fractional Powers x^(-p/q)

  • confusedatmath
  • · Replies 1 ·
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1
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1

High School Understanding the Conversion Between Miles Per Hour and Kilometers Per Hour

  • brycenrg
  • · Replies 1 ·
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1

Elaborations about Euler's Totient Function

  • mathbalarka
  • · Replies 8 ·
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8

Is massively collaborative mathematics possible in forums?

  • mathbalarka
  • · Replies 4 ·
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4

Intersection Points & Finding Unknown Variable

  • confusedatmath
  • · Replies 3 ·
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3

High School How Does a Random Number Generator Work and What is its Usage?

  • shahrzad1994
  • · Replies 3 ·
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3

Undergrad Efficient Prime Factoring Method for Numbers Below the Square Root"

  • lostcauses10x
  • · Replies 6 ·
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6

Graduate What is the Analogous of Theta in Waves?

  • Jhenrique
  • · Replies 4 ·
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4

What is the Difference of Two Squares in this Expression?

  • bergausstein
  • · Replies 1 ·
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1

Undergrad Solving for a variable, transposing equation

  • Pharrahnox
  • · Replies 7 ·
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7

High School How to calculate apparent size of an object based on distance

  • dmehling
  • · Replies 8 ·
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8

What Are the Conditions for a Quadratic Equation to Not Meet the X-Axis?

  • Saitama
  • · Replies 4 ·
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4

High School Basic Algebraic Question: isolating x in a function

  • Lebombo
  • · Replies 27 ·
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27

Find: abc + abd + acd + bcd = ?

  • Albert1
  • · Replies 2 ·
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2

Undergrad Is it acceptable to work backwards in a show this problem?

  • serllus reuel
  • · Replies 5 ·
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5

Solving a System of Equations for Real Values of $a$ and $b$

  • anemone
  • · Replies 3 ·
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3

Undergrad Curious if this function is called anything.

  • hddd123456789
  • · Replies 3 ·
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3

Graduate How to calculate the solid angle subtended by an off axis disk

  • CraigH
  • · Replies 8 ·
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8

Weekly Math Challenge Point Standings

  • Office_Shredder
  • · Replies 3 ·
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3

Find Triplets to Satisfy $x+y+z+xy+yz+zx=xyz+1$

  • anemone
  • · Replies 5 ·
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5