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

Prime Pairs: Finding $b-a$ Values

  • anemone
  • · Replies 2 ·
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2

High School Unsensible Rules/Laws of negative number operations

  • fde645
  • · Replies 29 ·
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29

Undergrad Understanding ∏ and other mathematical constants

  • Niaboc67
  • · Replies 5 ·
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5

Celebrating Maria Gaetana Agnesi - Mathematician & Philanthropist

  • Astronuc
  • · Replies 2 ·
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2

5cos(4x)=4 how to find the third smallest solution?

  • bsmithysmith
  • · Replies 6 ·
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6

Quadratic equation with rational roots

  • kaliprasad
  • · Replies 4 ·
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4
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6

Undergrad Trigonometric and inverse trigonometric equations

  • Jhenrique
  • · Replies 10 ·
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10

Prove one of the angles of triangle is 60°

  • anemone
  • · Replies 2 ·
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2

Undergrad Solving an Odd Equation: Two Different x Values for Same F?

  • eahaidar
  • · Replies 3 ·
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3

How do I find A,B,C, and D in a sinusoidal function?

  • Randi
  • · Replies 1 ·
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1

Undergrad Can Polynomials in Two Variables Be Expressed in Different Forms?

  • Jhenrique
  • · Replies 4 ·
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4

Undergrad Does the log property a*log(x)=log(x^a) still hold if a is even and x

  • alexsylvanus
  • · Replies 2 ·
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2

Undergrad Can the Anti-log of a Number Be Negative?

  • Yashbhatt
  • · Replies 3 ·
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3

How do you determine the restrictions of an identity?

  • eleventhxhour
  • · Replies 4 ·
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4

Graduate Neglecting High-Order Terms in R: Tips & Tricks

  • Juggler123
  • · Replies 3 ·
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3

Divisibility Challenge: Find Smallest Integer for $f(x)$

  • lfdahl
  • · Replies 3 ·
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3

Find all positive integers a and b

  • anemone
  • · Replies 3 ·
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3

Where Did I Go Wrong in Calculating the Value of x in These Triangle Problems?

  • eleventhxhour
  • · Replies 3 ·
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3

Calendar Trick: Uncover the Secret!

  • soroban
  • · Replies 2 ·
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2

How Do You Calculate the BC Angle in a Triangle?

  • Albert1
  • · Replies 3 ·
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3

Graduate Triangular numbers, proving numbers are tringular

  • schlynn
  • · Replies 3 ·
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3

Undergrad How are fractals modeled by math?

  • AlfredPyo
  • · Replies 1 ·
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1

Undergrad Is there a short form for this equation?

  • TheIsingGuy
  • · Replies 7 ·
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7

Determine the unknown angle (using the sine law)

  • eleventhxhour
  • · Replies 2 ·
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2

Undergrad How to select the best hotel location for a week-long stay?

  • lavoisier
  • · Replies 4 ·
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4

Solve for $abc+cba$ with $pqr$, $p\ge r+2$, and $pqr-rqp=abc$

  • anemone
  • · Replies 7 ·
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7

Evaluating the Sum of $\frac{1}{k_n}$ for $n=1,2,\cdots,1980$

  • anemone
  • · Replies 1 ·
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1

Max Real Value of $p$ for Triangles with Positive Sides

  • anemone
  • · Replies 2 ·
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2

Inequality Challenge V: Prove $(a+b)^{a+b} \le (2a)^a(2b)^b$

  • anemone
  • · Replies 3 ·
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3

Undergrad Considering a circle to be an infinite sided n-gon

  • acesuv
  • · Replies 24 ·
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24

Solve \[\sqrt{30-2y} + 3 = y\] - Verify Solutions & Find Out What Happened

  • eleventhxhour
  • · Replies 8 ·
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8

Finding Roots of Quadratic Equations & Sinusoidal Functions

  • eleventhxhour
  • · Replies 17 ·
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17

Solve for $x$ and $y$: Real Number Condition

  • anemone
  • · Replies 9 ·
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9

Determining all values of Θ (gr. 11 math)

  • eleventhxhour
  • · Replies 1 ·
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1

Why Must We Solve Linear Congruences in the Chinese Remainder Theorem?

  • evinda
  • · Replies 4 ·
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4

Proving an Inequality: $(\sin\, x)^{\sin\, x}\,<(\cos\, x)^{\cos\, x}$

  • kaliprasad
  • · Replies 1 ·
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1

Value of lambda in quadratic equation

  • juantheron
  • · Replies 2 ·
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2

How to Form a Quadratic Equation with Coefficients in AP and Integer Roots?

  • kaliprasad
  • · Replies 3 ·
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3

Undergrad Importance of Binomial Theorem

  • 22990atinesh
  • · Replies 7 ·
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7

Where Can I Find Free Math Video Tutorials with No Ads?

  • Greg Bernhardt
  • · Replies 1 ·
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1

Time to Reach 12m: Solving the Physics Behind It

  • leprofece
  • · Replies 7 ·
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7

Undergrad Surface area and volume uniquely determine a shape

  • JanEnClaesen
  • · Replies 3 ·
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3

Find the last five digits of T_2014

  • anemone
  • · Replies 4 ·
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4

How Can I Solve This Bilinear Integer Equation?

  • juantheron
  • · Replies 3 ·
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3

Polynomial Challenge: Find # of Int Roots of Degree 3 w/ Coeffs

  • anemone
  • · Replies 4 ·
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4

High School What are Sine Waves and Their Applications in Different Fields?

  • Jhenrique
  • · Replies 3 ·
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3

Graduate Define Tetrahedron knowing one vertex, 3 vectors, opposite face.

  • powederhound
  • · Replies 9 ·
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9

High School Trignometric simple function:-

  • Huygen121
  • · Replies 9 ·
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9

Gravity on Earth: Does Height Change It?

  • yakin
  • · Replies 2 ·
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2

Can We Prove This Inequality Challenge IV?

  • anemone
  • · Replies 2 ·
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2

Graduate How Do You Prove the Given Approximation Formula Involving e^{-t/τ}?

  • anhnha
  • · Replies 7 ·
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7

Find Intersections of y=sin(x) and y=1-x^2 | Mangoqueen54

  • MarkFL
  • · Replies 1 ·
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1

Angle of Incidence: Subtracting 90 Degrees Explained

  • yakin
  • · Replies 3 ·
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3

Proving Prime Norms of H: (a,b) in Z

  • Hud123
  • · Replies 2 ·
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2

Linear Quadratic Gaussian (LQG) regulators

  • Dustinsfl
  • · Replies 1 ·
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1

High School Why is e^-1 considered the inverse of the natural logarithm?

  • Bengo
  • · Replies 4 ·
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4

Undergrad Bisection method and multiple roots

  • nikolafmf
  • · Replies 6 ·
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6

Interpreting a Block Diagram: How Should it be Read?

  • Dustinsfl
  • · Replies 1 ·
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1

High School What do Greek symbols in math represent and how do you decipher them?

  • Newtons Apple
  • · Replies 5 ·
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5

Solutions of Diophantine equations of Legendre.

  • individ
  • · Replies 1 ·
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1

Undergrad Do Positive Numbers Necessitate the Existence of Their Negative Counterparts?

  • JanEnClaesen
  • · Replies 4 ·
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4

Is there also an other way to solve the equation?

  • evinda
  • · Replies 8 ·
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8

Solve Complex Math Problem: Helping My Middle Schooler

  • giperbolic
  • · Replies 2 ·
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2

Proving Co-Prime Numbers in Sets of Five

  • kaliprasad
  • · Replies 3 ·
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3

David's Math: Solving a Non-Linear System in 2 Variables

  • MarkFL
  • · Replies 1 ·
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1

Constraint optimization without using Calculus

  • Dustinsfl
  • · Replies 2 ·
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2

Undergrad General Equation for Sn in Terms of n

  • m84uily
  • · Replies 6 ·
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6

Help with Pre-Exam Test: Algebra Equations & More

  • Jinxxerz
  • · Replies 1 ·
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1

Undergrad If a irrational number be the basis of count

  • Jhenrique
  • · Replies 9 ·
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9

Graduate What is the concept of a growing basis in R related to primes and integers?

  • pondzo
  • · Replies 7 ·
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7

How Much Money Did I Have After Buying 15 Burgers?

  • leprofece
  • · Replies 1 ·
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1

How do I determine the coordinates of points on a 3-D coordinate plane?

  • ssmith9bmr
  • · Replies 1 ·
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1

How Do You Calculate P(12) for a Polynomial Given Specific Conditions?

  • Saitama
  • · Replies 3 ·
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3

How to find the Double Angle formula for Sin given only a triangle

  • bsmithysmith
  • · Replies 8 ·
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8

Evaluating a sum involving binomial coefficients

  • Saitama
  • · Replies 4 ·
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4

Can We Alter the Color of Leaves? - MonkeySee.com

  • yakin
  • · Replies 1 ·
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1

What is the value of $a_{2013}$ in the sequence challenge II?

  • lfdahl
  • · Replies 3 ·
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3

Kalman filter where does y_1 come from?

  • Dustinsfl
  • · Replies 1 ·
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1

High School How to remember when to add and when to multiply exponents?

  • Tyrion101
  • · Replies 7 ·
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7

High School Why people find math/physics incomprehensible

  • medwatt
  • · Replies 17 ·
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17

High School Simple equation to show work done on an equipotential surface is zero

  • negation
  • · Replies 2 ·
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2

Physics: AM Radio Station Emits Photons/sec at 1000-kHz

  • yakin
  • · Replies 1 ·
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1

I always see Mathematician listed as one of the best jobs.

  • Jamin2112
  • · Replies 11 ·
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11

Finding $S_{2013}^2$ from a Given Sequence

  • Albert1
  • · Replies 2 ·
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2

Undergrad How can I find unique integer relationships in pi?

  • Isaacsname
  • · Replies 6 ·
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6

What is the measure of <ACD and how can you find it using a specific formula?

  • CGuthrie91
  • · Replies 7 ·
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7

Determining Quadratic Function for a Graph

  • Sharpy1
  • · Replies 1 ·
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1

Find Integer Part of A: Math Problem

  • Albert1
  • · Replies 2 ·
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2

And more.Constructing Infinite Triples for x^2 + y^2 = 5z^3

  • tda1201
  • · Replies 27 ·
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27

What is the minimum value of f(x,y) under a symmetric constraint?

  • anemone
  • · Replies 3 ·
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3

Finding Angle P in Isosceles Triangle $PQR$

  • anemone
  • · Replies 2 ·
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2

How Do You Find the Measure of ∠BAC in Degrees?

  • CGuthrie91
  • · Replies 7 ·
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7

How Do You Find Multiple Solutions for Trigonometric Equations?

  • bsmithysmith
  • · Replies 3 ·
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3

Math Related ASCII Art Hypercube, Mandelbrot Set, Sierpinski Gasket

  • MarkFL
  • · Replies 1 ·
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1

Undergrad Time-Scaling vs Frequency Shift

  • JustStudying
  • · Replies 1 ·
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1

Post Combinatorics Ques: Find Answers Here!

  • TSC
  • · Replies 1 ·
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1
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1

Graduate Maximize Points in n-D Space with Distance Threshold

  • EvoG
  • · Replies 4 ·
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4

Graduate Find a curve that fits this data please

  • johnpjust
  • · Replies 6 ·
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6