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 Why are the values (-1.618, 0) and (0.618 ,0) solutions for this equation?

  • pairofstrings
  • · Replies 44 ·
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High School Why Is a Cubic Polynomial Called 'Third Degree'?

  • Mathsig
  • · Replies 3 ·
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High School Finding Online PEMDAS Calculators

  • pairofstrings
  • · Replies 10 ·
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Undergrad Elementary Functions - What Is The Exact Definition?

  • diegogarcia
  • · Replies 8 ·
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High School Self-descriptive Physical Object

  • DaveC426913
  • · Replies 33 ·
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7.t.27 write eq for a sinusiol graph

  • karush
  • · Replies 2 ·
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High School Square Root of an Odd Powered Integer is Always Irrational?

  • e2m2a
  • · Replies 31 ·
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Finding the Measure of Angle KPM Using Angle Bisector Theorem

  • karush
  • · Replies 2 ·
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A-level Mechanics Q3: Need Help w/Calculations

  • Shah 72
  • · Replies 6 ·
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6

Undergrad Geometry/Trig Problem -- Well Constrained but Difficult

  • steveZ
  • · Replies 29 ·
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Undergrad Sigma notation for only even index iterations

  • hquang001
  • · Replies 11 ·
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Undergrad Why did I lose 60% on my proof of Generalized Vandermonde's Identity?

  • 12john
  • · Replies 3 ·
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Undergrad The number of intersection graphs of ##n## convex sets in the plane

  • kmitza
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2

Undergrad Is Group Multiplication Possible in Non-Mathematical Topics?

  • physics1000
  • · Replies 6 ·
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Problems involving Trigonometric Identities

  • bearn
  • · Replies 4 ·
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4

Undergrad Relationship between factorials and squares of natural numbers

  • Prez Cannady
  • · Replies 12 ·
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Undergrad Transformation of Functions: How Do Domain and Range Change?

  • DumpmeAdrenaline
  • · Replies 4 ·
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4

What are the coordinates of points equidistant from (1,0) and (5,4)?

  • karush
  • · Replies 6 ·
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6

High School Math Lapsus: Experiences & Reflections

  • mcastillo356
  • · Replies 5 ·
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5

Troubleshooting Inequality: Can't Seem to Solve the Last One

  • ahbm
  • · Replies 2 ·
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How many stickers did Angel and Kareem have altogether?

  • Mala
  • · Replies 1 ·
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Undergrad Need help coming up with an equation for a bend angle calculation

  • nddwind
  • · Replies 7 ·
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7

High School Periodic spiral graph interpretation

  • DaveC426913
  • · Replies 17 ·
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17

High School Can I use the circle circumference formula for a sphere?

  • Perchaddition
  • · Replies 3 ·
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Find the missing number in the series please

  • Lorena_Santoro
  • · Replies 1 ·
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Rearranging Formulas: Finding W in Terms of M and L

  • Samwise-zambeezi
  • · Replies 5 ·
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Find the inverse of f(x) in 4 minutes

  • Lorena_Santoro
  • · Replies 7 ·
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Undergrad A Trick to Memorizing Trig Special Angle Values Table

  • benorin
  • · Replies 3 ·
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3

Can you find the area of the blue triangle in just 3 minutes?

  • Lorena_Santoro
  • · Replies 2 ·
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Decreasing Values: 1.000000 to 0.670625

  • blueberry123
  • · Replies 2 ·
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High School Hilbert's paradox of the Grand Hotel - An easier solution?

  • Lars Krogh-Stea
  • · Replies 73 ·
3
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Mechanics- connected particles

  • Shah 72
  • · Replies 6 ·
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The Benefits of Organic Gardening"Organic Gardening: Unlocking Nature's Benefits

  • Lorena_Santoro
  • · Replies 1 ·
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The Benefits of Learning a Second Language

  • Lorena_Santoro
  • · Replies 2 ·
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High School How do mathematicians come up with new proofs?

  • docnet
  • · Replies 4 ·
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4

High School Happy Christmas: Is it Really True?

  • George Keeling
  • · Replies 2 ·
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2

High School Accuracy of a smith's crafted metal disc

  • mcastillo356
  • · Replies 13 ·
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Undergrad Is There a Hidden Pattern in This Sequence of Numbers?

  • jrrunge98
  • · Replies 7 ·
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High School How to calculate size of objects in digital photo

  • Suppaman
  • · Replies 19 ·
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-6.1.12 solve for x 3^{2x}=105

  • karush
  • · Replies 6 ·
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-s6.6 solve exponential eq 3^x-14\cdot 3^{-x}=5

  • karush
  • · Replies 1 ·
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Solving g(x)-h(x) <0: Find a, b, c, d

  • Manal
  • · Replies 2 ·
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B12 using counters of algebra eq

  • karush
  • · Replies 2 ·
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B20.<= to the length of the dividend

  • karush
  • · Replies 1 ·
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Undergrad Proof of average height of half circle

  • Jurgen M
  • · Replies 19 ·
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Calculating rates of two points moving along a circle

  • DaalChawal
  • · Replies 4 ·
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-c5.LCM and Prime Factorization of A,B,C

  • karush
  • · Replies 3 ·
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-c6. Find the GCF and the LCF of A and B.

  • karush
  • · Replies 1 ·
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Graduate What is the most difficult text on mathematics?

  • Demystifier
  • · Replies 169 ·
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-c11.interpretation of division

  • karush
  • · Replies 1 ·
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-c03 write prime factorization of the LCM of A and B

  • karush
  • · Replies 3 ·
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Undergrad Linus Pauling on the Role of Numbers in Science: A Request for Reference

  • Trying2Learn
  • · Replies 2 ·
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Undergrad How would you have answered Richard Feynman's challenge?

  • Keith_McClary
  • · Replies 7 ·
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Optimizing B for Inequality with Floor Function

  • solakis1
  • · Replies 1 ·
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High School Cross section (?) of Great Pyramid from drone footage

  • neilparker62
  • · Replies 47 ·
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Which Polymer Materials Meet These Specific Criteria?

  • Urika
  • · Replies 3 ·
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Solving Quadratic Equations with Binary Operator $\otimes$

  • karush
  • · Replies 6 ·
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Undergrad Help with rewriting a compound inequality

  • Andrea94
  • · Replies 10 ·
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Is the Calculation of $(3 \diamond 8) \square 2 = 1940$ Correct?

  • karush
  • · Replies 2 ·
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What is the Binary Operator $\oplus$ and its Significance?

  • karush
  • · Replies 3 ·
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Image Markup Questions: Refresh Basics in V18 Binary Operators

  • karush
  • · Replies 8 ·
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V.02.Binary operator by a*b=a+8b

  • karush
  • · Replies 2 ·
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How to Solve a Composition of Functions g(f(x))?

  • Ebone_Love
  • · Replies 9 ·
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Undergrad A question about a small step in the proof of RSA encryption

  • Leo Liu
  • · Replies 2 ·
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Undergrad Equation for circle points in 3D

  • Nikkki
  • · Replies 3 ·
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3

Insights An Introduction to Theorema Primum

  • neilparker62
  • · Replies 0 ·
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Can you solve this problem using bar models and ratios?

  • SDAlgebra
  • · Replies 3 ·
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Undergrad Is the odd root of an even number always an irrational number?

  • e2m2a
  • · Replies 9 ·
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Undergrad Multiplication and addition definition of congruence classes

  • Leo Liu
  • · Replies 5 ·
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5

How Do You Calculate the Difference Between d and f?

  • sfvdsc
  • · Replies 1 ·
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High School Round-Robin Matching Teams (Darts)

  • DaveC426913
  • · Replies 15 ·
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Undergrad Ancient mathematics/History of mathematics

  • ConspiracyJim
  • · Replies 11 ·
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11

Undergrad (Elementary number theory) Understanding congruence and modulus

  • Leo Liu
  • · Replies 9 ·
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9

Proving Equivalence of f(x) and g(x)

  • pappoelarry
  • · Replies 2 ·
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2

Proving Equivalence of f(x) and g(x)

  • pappoelarry
  • · Replies 5 ·
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5

Are There Other Confirmed Geniuses in this Forum?

  • JanSafr
  • · Replies 20 ·
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Undergrad What is an object with a zero square?

  • ergospherical
  • · Replies 6 ·
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Undergrad Can the Housie Game Incorporate Negative and Decimal Numbers?

  • akerkarprashant
  • · Replies 2 ·
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Undergrad Just for fun: math brain teaser

  • whig4life
  • · Replies 8 ·
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How Many Possible Cards Can Be Made with Sasha, Pasha, and Masha?

  • sophbell
  • · Replies 1 ·
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Interpolating Points with Continuous Modular Functions?

  • SatyaDas
  • · Replies 5 ·
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5

How can I solve the problem of $e^x-\ln{x}=4$ without a calculator?

  • karush
  • · Replies 10 ·
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Find A,B,C for Factorial Equation

  • solakis1
  • · Replies 4 ·
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4

Get 25% Off - Save on E-Commerce Prices

  • LorraineP
  • · Replies 2 ·
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2

High School 14-year-old won a prestigious award for his discoveries on 'antiprime'

  • Astronuc
  • · Replies 1 ·
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1

Solve $(x^2-7x+11)^{x^2-13x+42}=1$ Equation

  • solakis1
  • · Replies 7 ·
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7

Undergrad Five points in space with rational distances that are not co-linear

  • Trysse
  • · Replies 13 ·
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13

Undergrad The “philosophical cornerstone” of the Moller-Plesset perturbation theory

  • Spathi
  • · Replies 1 ·
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Proving trigonometric functions

  • kbr1804
  • · Replies 9 ·
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9

New Billboard Dimensions: 4m x (4m + 96cm^2)

  • Peppermint
  • · Replies 2 ·
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How can I get equal columns and rows from a total?

  • SLSCoder
  • · Replies 1 ·
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Solving $\tan^2x + \tan^2{2x} + \cot^2{3x} = 1$ in R

  • maxkor
  • · Replies 6 ·
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High School Looking for creative solutions to this math problem

  • docnet
  • · Replies 14 ·
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14

Graduate Mathematics Behind Global Currency as a Wealth Inequality Regulation System

  • AplanisTophet
  • · Replies 26 ·
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High School When you have no idea how to work out a problem

  • docnet
  • · Replies 4 ·
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Graduate Variation of Catalan Conjecture

  • e2m2a
  • · Replies 22 ·
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High School Cosine of 1 degree and cosine of 60 degrees?

  • pairofstrings
  • · Replies 34 ·
2
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34

What Makes Mexico City's History So Fascinating?

  • DaalChawal
  • · Replies 3 ·
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3

Engineering Mechanics: airplane landing

  • Joe_1234
  • · Replies 10 ·
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10