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

Is my solution for the tank word problem correct?

  • paulmdrdo1
  • · Replies 1 ·
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1

Solving Equation (Application)

  • Drain Brain
  • · Replies 6 ·
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6

Maximizing Profit: Solving a Quadratic Equation for Mango Sales

  • paulmdrdo1
  • · Replies 1 ·
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1

High School Why Does Raising a Negative Number to a Power Yield a Negative Result?

  • ecoo
  • · Replies 29 ·
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29

Graduate Question on Elements of Algebra by Euler

  • fde645
  • · Replies 5 ·
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5

What Does the -1 Index Mean in the Abbreviation km h^-1?

  • Simonio
  • · Replies 2 ·
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2

How Do You Find the Length x in a Geometric Problem with Shaded Areas?

  • paulmdrdo1
  • · Replies 3 ·
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3

Find k values for equations with exactly one solution

  • Drain Brain
  • · Replies 8 ·
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8

Can You Prove Inequality Challenge II?

  • anemone
  • · Replies 2 ·
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2

Pipe filling problem with combined and individual rates

  • paulmdrdo1
  • · Replies 10 ·
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10

Undergrad Why do we need postulate 4 in Euclid's element (P14)?

  • chemistry1
  • · Replies 2 ·
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2

Factoring-can't find the right factors

  • Simonio
  • · Replies 7 ·
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7

Factor $x^2-24x-17280$ Quickly & Effectively

  • bergausstein
  • · Replies 1 ·
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1

Find the minimum of x+y+xy and x+y-xy

  • anemone
  • · Replies 10 ·
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10

How Do I Solve This Garden Border Problem?

  • Simonio
  • · Replies 4 ·
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4

High School Can fractions be simplified without guessing and checking?

  • Spiralshell
  • · Replies 7 ·
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7

Find Equation of Ellipse at (1,2) & (1,8), Minor Axis Length 4

  • schooler
  • · Replies 5 ·
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5

High School Neat little thing (prime numbers finder)

  • shadowboy13
  • · Replies 6 ·
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6

Undergrad Number of ways to solve a problem

  • Avichal
  • · Replies 14 ·
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14

How Do You Solve This Complex Quadratic Equation?

  • paulmdrdo1
  • · Replies 2 ·
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2
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4

Solving an Equation with Fractions

  • kuheli
  • · Replies 3 ·
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3

Graduate A Generalized Quadratic Formula

  • Bluskyz
  • · Replies 3 ·
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3

High School How to calculate final exam grades?

  • summerwonder
  • · Replies 2 ·
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2

Solve Equation: $a^3+3a^2-51a-107+54\sqrt{3}=0$

  • anemone
  • · Replies 9 ·
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9

Solve the triangle PQR by finding their angles

  • anemone
  • · Replies 2 ·
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2

Solving quadratics with fractions

  • Simonio
  • · Replies 12 ·
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12

Undergrad Easy way to figure out primes? (Powers of 2, not Mersenne)

  • Z.L.
  • · Replies 20 ·
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20

Find the value of the ratio of m/n

  • anemone
  • · Replies 3 ·
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3

Graduate Eliminating time parameter from perpendicular harmonic sound waves

  • harmonic_lens
  • · Replies 5 ·
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5

English Questions: Math Competitions & Olympiads

  • Evgeny.Makarov
  • · Replies 15 ·
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15

Solving $(x+2011)(x+2012)(x+2013)(x+2014)+1=0$

  • anemone
  • · Replies 5 ·
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5

Graduate Non anthropic decimal sequence origins?

  • Rhoops
  • · Replies 13 ·
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13

Graduate Challenge 16: About the equation x^y = y^x

  • micromass
  • · Replies 9 ·
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9

Trigonometric Identity Correction: Solving a Complex Equation

  • anemone
  • · Replies 2 ·
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2

High School Is It Possible to Solve These Nine Equations?

  • alikthename
  • · Replies 8 ·
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8

Is Light a Particle? Examining the Double-Slit Experiment

  • Dustinsfl
  • · Replies 2 ·
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2

Is Pi Entirely Random or Does It Contain Hidden Patterns?

  • acesuv
  • · Replies 21 ·
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21

Graduate Challenge 1: Multiple Zeta Values

  • Office_Shredder
  • · Replies 17 ·
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17

High School What Does The Logarithm of the Power of a Number Mean?

  • Euler
  • · Replies 5 ·
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5

High School Dividing fraction trick, why does it work?

  • Euler
  • · Replies 4 ·
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4

Finding the roots of quadratic equation

  • paulmdrdo1
  • · Replies 5 ·
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5

Prove $BD=2CD$ in Triangle $ABC$

  • anemone
  • · Replies 2 ·
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2

Graduate Sum of arbitrary vertex to midpoint vectors

  • Joffan
  • · Replies 2 ·
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2

What is the Area of Triangle ODG?

  • Albert1
  • · Replies 2 ·
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2

Integer Solutions for $4x^2 + 9 y^2 = 72z^2$

  • kaliprasad
  • · Replies 10 ·
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10

Prove: (PC)·(QE) + (PD)·(QF) < 8

  • Albert1
  • · Replies 1 ·
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1

Undergrad Alternative deduction of sum of sine and cosine

  • nickek
  • · Replies 2 ·
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2

Can You Prove the Average of Trigonometric Numbers Equals Cot 1^o?

  • anemone
  • · Replies 1 ·
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1

Undergrad What is the Difference Between 'Identically Zero' and 'Zero' in Mathematics?

  • member 428835
  • · Replies 3 ·
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3

Radical Equation Solution: Simplifying and Transposing for Accurate Results?

  • paulmdrdo1
  • · Replies 4 ·
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4

Calculating the radius of a planet

  • onie mti
  • · Replies 1 ·
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1

Finding the Point of Intersection: Is (-2, -2.5) the Solution?

  • nicholar1
  • · Replies 5 ·
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5

Proving BC=AE+BE in $\triangle ABC$

  • Albert1
  • · Replies 2 ·
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2

Graduate Word/notation for "swallowing constant"?

  • HJ Farnsworth
  • · Replies 1 ·
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1

Undergrad Can Factorization of Integers Motivate Students in a First Number Theory Course?

  • matqkks
  • · Replies 4 ·
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4

Solve the trigonometric equation?

  • arroww
  • · Replies 3 ·
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3

What lessons can we learn from Grisha Perelman's story?

  • ModusPonens
  • · Replies 4 ·
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4

How do you describe transformations in a sinusoid?

  • mathdrama
  • · Replies 4 ·
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4

Prove this hyperbolic identities

  • arroww
  • · Replies 21 ·
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21

Undergrad Point Normal Equation Question

  • Regtic
  • · Replies 3 ·
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3
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4

High School What are the Numbers A and B Given HCF and LCM?

  • tomtomtom1
  • · Replies 5 ·
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5
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3

Undergrad How can we calculate man-days needed to complete a job?

  • 22990atinesh
  • · Replies 22 ·
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22

Find circle through (−3,1) and two intersection points of given circles

  • sktrinh
  • · Replies 2 ·
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2
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2

How Does Integer Factorization Impact Modern Cryptography and Beyond?

  • matqkks
  • · Replies 1 ·
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1

What are some good lecture series on YouTube for math and related topics?

  • ModusPonens
  • · Replies 6 ·
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6

Construct $\sqrt[4]{x^4+y^4}$ Segment with Straightedge & Compass

  • anemone
  • · Replies 5 ·
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5

Graduate Is this Polynomial an SOS Polynomial?

  • karate
  • · Replies 3 ·
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3

Circuit Diagram: Voltage & Current Calculation at Y & Z

  • Busybee12
  • · Replies 1 ·
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1

High School Inequalities of rational expressions

  • delsoo
  • · Replies 1 ·
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1

Moment of Inertia: Motor, Shaft Speed & Torque Calculation

  • Busybee12
  • · Replies 1 ·
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1

Triangle $PQR$: Find $\tan P,\,\tan Q,\,\tan R$ Values

  • anemone
  • · Replies 4 ·
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4

High School Keeping track of number divisibility

  • 4real4sure
  • · Replies 1 ·
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1

Evaluate 1/(-5x2y3) Answer: Is it Correct?

  • mathdrama
  • · Replies 5 ·
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5

Finding circles with radius 10 tangent to x² + y² = 25 at (3,4)

  • sktrinh
  • · Replies 3 ·
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3

High School Understand Sin(-θ)=-Sinθ | Tricky Math Concept

  • Sparer
  • · Replies 4 ·
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4

Solving quadratic equation problem

  • paulmdrdo1
  • · Replies 5 ·
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5

Runners' speeds and open bin volume from quadratic equations

  • paulmdrdo1
  • · Replies 13 ·
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13

Consequences of the Pythagorean Theorem

  • Perlita
  • · Replies 2 ·
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2
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14

High School Is There a Book Listing Natural Numbers with Unique Properties?

  • Islam Hassan
  • · Replies 11 ·
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11

How Do I Prove This Trig Identity?

  • mathdrama
  • · Replies 10 ·
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10

Undergrad Where is the right triangle in sides a, b, c, for a hyperbola?

  • symbolipoint
  • · Replies 4 ·
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4

Solving Tire Nail Height & Distance Problems: Grade 11

  • eleventhxhour
  • · Replies 1 ·
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1

Find the sum of all positive integers a

  • anemone
  • · Replies 2 ·
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2

Sketch the sinusoidal graphs that satisfy the properties

  • eleventhxhour
  • · Replies 1 ·
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1

Absolute Value Graph: Explaining |2-x| Horizontal Translation Right

  • buttretler
  • · Replies 2 ·
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2

What is the angular velocity of a hinged pole as a truck accelerates?

  • chunky
  • · Replies 2 ·
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2

How Does a Spring Affect the Outcome of a Ball and Plate Collision?

  • chunky
  • · Replies 1 ·
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1

Visualising Topology: How Important is it to Get the Visualisation Clear?

  • Math Amateur
  • · Replies 4 ·
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4

High School Difference between Logarithms and Exponentials

  • Niaboc67
  • · Replies 9 ·
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9

Find the sum of 5a, 25b, 125c and 625d

  • anemone
  • · Replies 2 ·
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2

Maximum volume using AM GM inequality

  • batch3
  • · Replies 4 ·
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4

High School The undone effect/inverse. Multiply to divide, plus to minus

  • Niaboc67
  • · Replies 1 ·
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1

Graduate Is there an irrational multiple of another irrational to yield Integer

  • tim9000
  • · Replies 10 ·
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10

Undergrad Find Cubic Equation from Four Points?

  • dionwaiters
  • · Replies 2 ·
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2

Undergrad Geometry with hyperbolic functions

  • Jhenrique
  • · Replies 9 ·
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9