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 Mathematical Name of this Space

  • pairofstrings
  • · Replies 8 ·
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8

Quadratic equations intersaction point is minimum instead of roots

  • gevni
  • · Replies 2 ·
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2

High School Algorithm for checking if a set of digits are all distinct

  • etotheipi
  • · Replies 25 ·
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25

Graduate Symbol ##\supset## Meaning in Eqs. 3.1 & 3.2

  • George Jones
  • · Replies 2 ·
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2

Find Integer Solutions for (A+3B)(5B+7C)(9C+11A)=1357911

  • anemone
  • · Replies 3 ·
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3

High School How to dilute 91% alcohol to 70%?

  • HRG
  • · Replies 13 ·
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13

Relationship between inner and outer radius of a two concentric circles

  • otlconcepts
  • · Replies 2 ·
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2

Find the Bearing from A to C & Angle B: Solve Here

  • cbarker1
  • · Replies 3 ·
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3

High School Explore Nullarbor Plains: Walking North to Find the Track

  • StatOnTheSide
  • · Replies 1 ·
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1

Undergrad Solving this system of equations in different ways

  • help
  • · Replies 5 ·
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5

Communication in mathematics and physics

  • Joppy
  • · Replies 1 ·
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1

A quite delicious inequality problem

  • anemone
  • · Replies 1 ·
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1

Parentheses and brackets: Evaluate 2³[1/4+4(36÷12)]

  • Dnichol016
  • · Replies 6 ·
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6

In how many ways can Ben paint his apartment?

  • Istar
  • · Replies 4 ·
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4

What is the value of $(a+c)(b+c)(a-d)(b-d)$ given specific roots?

  • anemone
  • · Replies 6 ·
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6

High School What does it mean to "do mathematics"?

  • musicgold
  • · Replies 10 ·
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10

Undergrad Is it possible to calculate this geometrical relationship between circles?

  • Sameh soliman
  • · Replies 7 ·
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7

Find the points of intersection of a line and a circle

  • penguin_alexa
  • · Replies 2 ·
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2

Can you prove that Triangle $ABC$ is Isosceles?

  • anemone
  • · Replies 1 ·
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1

Undergrad How to distinguish r and gamma, w and omega, v and nu?

  • Haorong Wu
  • · Replies 10 ·
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10
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9

Acute angle of right triangles

  • mathmari
  • · Replies 4 ·
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4
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1

Prove $|q|>64$: Roots of $x^{12}-pqx+p^2=0$

  • anemone
  • · Replies 1 ·
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1

Condition for A Quartic Equation to have a Real Root

  • anemone
  • · Replies 2 ·
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2

Testing Ackbach: Verifying Posting as a Registered User

  • test
  • · Replies 4 ·
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4

What are the best resources for solving trigonometric equations and identities?

  • Amathproblem22
  • · Replies 2 ·
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2

Undergrad MathCan Numerical Observations Lead to a Simpler Proof of Fermat's Last Theorem?

  • Terry Coates
  • · Replies 20 ·
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20

High School How Can I Reverse a Trigonometric Identity to Find Original Constants?

  • PainterGuy
  • · Replies 3 ·
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3

Undergrad Extend Euler Product Convergence Over Primes: Basic Qs

  • benorin
  • · Replies 0 ·
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0

Calculate $\angle ADC$ in a Convex Quadrilateral

  • anemone
  • · Replies 5 ·
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5

Length of Shortest Side In a Triangle

  • anemone
  • · Replies 6 ·
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6
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4

Integers and Divisibility Challenge

  • anemone
  • · Replies 1 ·
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1

Using laws of sines and cosines to solve for a triangle

  • Charlotte
  • · Replies 2 ·
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2

Function's Fun f(x^2−2016x)=f(x)⋅x+2016

  • cooltu
  • · Replies 3 ·
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3

Undergrad How to find the canonical form of a straight line equation in space?

  • AhmedHesham
  • · Replies 5 ·
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5

Numbers with a quadratic property

  • Opalg
  • · Replies 3 ·
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3

High School Can 2(sinx) be called a 'trigonometric function'?

  • Psi137
  • · Replies 28 ·
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28

Find the volume of the hexagonal-shaped plastic box

  • angubk6
  • · Replies 4 ·
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4

Roots of a Polynomial Function A²+B²+18C>0

  • anemone
  • · Replies 4 ·
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4

Inequality of cubic and exponential functions

  • anemone
  • · Replies 1 ·
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1

Solve for X | Math Problem | Paul's Question

  • Jones1812
  • · Replies 3 ·
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3

Determine how many licence plates would cost $100

  • WMDhamnekar
  • · Replies 2 ·
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2

High School Difference between functions and variables

  • etotheipi
  • · Replies 13 ·
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13

High School What Does the Sum of Coefficients in the Binomial Theorem Expansion Represent?

  • Sreekar adithya
  • · Replies 1 ·
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1

Graduate Find the Equation of a Line (not simple)

  • Samky
  • · Replies 12 ·
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12

Undergrad How to solve this to calculate the input impedance?

  • putrinh
  • · Replies 2 ·
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2

Ferris Wheel Rotation: How Many Degrees Per Minute?

  • Anita1
  • · Replies 2 ·
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2

Undergrad Maths puzzle -- What is the missing digit?

  • engnrshyckh
  • · Replies 39 ·
2
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39

Undergrad |Li(x) - pi(x)| goes to 0 under RH?

  • nomadreid
  • · Replies 7 ·
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7

Cathode & Anode: Explaining the Difference

  • WMDhamnekar
  • · Replies 2 ·
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2

Square Number Pairs from 1-50: Counting Rules

  • cooltu
  • · Replies 1 ·
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1

Undergrad What math do I need to solve this: 0.5x^2 - 2x + lnx = -1.687?

  • tmoney120
  • · Replies 4 ·
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4

Beautiful math and physics blackboards

  • Greg Bernhardt
  • · Replies 14 ·
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14

High School How to create a parabolic formula - For Weight Loss

  • tomtomtom1
  • · Replies 10 ·
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10

High School Missing out on intermediate algebraic steps

  • etotheipi
  • · Replies 23 ·
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23

Graduate Abel Prize 2020: Furstenberg and Margulis Win for Pioneering Work

  • DrClaude
  • · Replies 1 ·
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1

Undergrad De-dimensionalizing/rescaling units

  • MaestroBach
  • · Replies 6 ·
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6

High School Generating Teams to Equally Distribute Papers for Evaluating

  • kuruman
  • · Replies 1 ·
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1

Solve trig equation cos(2x+20)=-cos(x-11)

  • laprec
  • · Replies 5 ·
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5

High School Analyzing y as a Function of x

  • liuhongwei
  • · Replies 19 ·
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19

High School Divide by 4 and multiply by 15

  • Chris Miller
  • · Replies 14 ·
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14

Undergrad Significance of discovering a function which computes the n-th prime?

  • tade
  • · Replies 10 ·
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10

Undergrad Horizontal Tension Force equation

  • karen_lorr
  • · Replies 5 ·
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5

Undergrad How important is our number system for science?

  • omie
  • · Replies 5 ·
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5

High School Is "ten" independent of the chosen number base?

  • etotheipi
  • · Replies 57 ·
2
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57

What is the solution to 1-(x-3)/3 ≤ 1/2?

  • alg
  • · Replies 6 ·
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6

High School A Compendium of Cool Internet Math Things - Math with Bad Drawings

  • Keith_McClary
  • · Replies 2 ·
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2

How do I solve for F in F = 9/5C + 32?

  • alg
  • · Replies 5 ·
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5

Math Cumulative Review: Find the equation of a Line

  • Mathlete2
  • · Replies 2 ·
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2

Number patterns and sequences - Tn Term

  • JanleyKrueger
  • · Replies 1 ·
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1

High School Is this method of estimating Pi too similar to Archimedes' method?

  • Eclair_de_XII
  • · Replies 13 ·
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13

Can Pi be Calculated Through Colliding Blocks and Quantum Search?

  • Merlin3189
  • · Replies 1 ·
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1

Undergrad Why Does the Polar Moment of Inertia Use r^2 in Its Formula?

  • Andrea Vironda
  • · Replies 3 ·
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3

Physics 12u - Two masses Spinning on a disc

  • Wild ownz al
  • · Replies 9 ·
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9

Undergrad How is this product of terms calculated?

  • crv357
  • · Replies 2 ·
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2

Graduate How Are Stieltjes Polynomials Related to Legendre Polynomials?

  • member 657093
  • · Replies 12 ·
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12

High School What is the general formula for solving polynomial series?

  • johann1301h
  • · Replies 10 ·
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10

Undergrad How can John reduce his debt by paying into a joint account with Kelly?

  • Buuuka86
  • · Replies 3 ·
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3

Undergrad Prime factorization and real exponents

  • e2m2a
  • · Replies 3 ·
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3

High School Average Daily Balance for 2 consecutive months

  • chirhone
  • · Replies 6 ·
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6

Find the scale factor of triangle ABC to triangle DEF

  • masters1
  • · Replies 5 ·
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5

Undergrad How to plot (x^2-5)^2+y^2=16 without a calculator?

  • GravitySK
  • · Replies 1 ·
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1

What are the factors of -48 that result in a positive sum?

  • karush
  • · Replies 2 ·
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2

High School Aren't There Any Formulas for Prime Numbers?

  • bagasme
  • · Replies 7 ·
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7

What is the number below 25 in this sequence?

  • Monoxdifly
  • · Replies 2 ·
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2

How long will it take 4 people to decorate a house

  • gazparkin
  • · Replies 3 ·
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3

How Do I Find the Area of a Triangle with Non-Intersecting Vertices?

  • Monoxdifly
  • · Replies 3 ·
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3

High School Is there a key to thinking more mathematically?

  • Anti Hydrogen
  • · Replies 5 ·
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5

Gre Al 3 Exponents | Physics Forums

  • karush
  • · Replies 4 ·
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4

Undergrad The Fundamental Theorem of Arithmetic and Rational Numbers

  • e2m2a
  • · Replies 6 ·
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6

High School Is there a simple way to graph this transcendental expression with pi?

  • aga
  • · Replies 4 ·
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4

Graduate Louis Nirenberg (28 February 1925 – 26 January 2020)

  • sysprog
  • · Replies 1 ·
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1

Jack and Jane: Same Height, Different Growth

  • LeanaLerner
  • · Replies 2 ·
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2

High School Why Do Functions Have Only One Output for Each Input?

  • Rishabh Narula
  • · Replies 3 ·
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3

High School What Are the Variations of the Collatz Conjecture and Their Implications?

  • Chris Miller
  • · Replies 11 ·
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11

How to solve X for beta/portfolio investment

  • Luclucluc
  • · Replies 2 ·
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2

Difference between caustic soda and caustic potash

  • WMDhamnekar
  • · Replies 1 ·
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1

The smallest circle that two parts of a semi-circle can fit into?

  • TrevorE
  • · Replies 1 ·
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1