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

Are the coordinates of the vertices of this triangle all integers?

  • chucktingle
  • · Replies 3 ·
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3

How to show that the Fibonacci sequence is a divisibility sequence?

  • FallArk
  • · Replies 1 ·
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1

Undergrad How can I accurately calculate transferred spin in my 2D physics engine?

  • Tull
  • · Replies 3 ·
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3
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1

High School Some questions about trigonometry

  • awholenumber
  • · Replies 14 ·
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14

Undergrad Relationship between the radius and area of liquid in a cylinder

  • JohnnyGui
  • · Replies 6 ·
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6

What is the value of K in the equation 21K = 1?

  • Jason76
  • · Replies 7 ·
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7

Finding the Range of Rational Inequalities: An Algebraic Approach

  • mathdad
  • · Replies 10 ·
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10

Math Major Overcomes Adversity: Hired for Higher Salary

  • dkotschessaa
  • · Replies 19 ·
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19

How Accurate Is The Man Who Knew Infinity in Portraying Ramanujan's Life?

  • jedishrfu
  • · Replies 15 ·
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15

A Beginner's Guide to Starting a Project

  • Ilikebugs
  • · Replies 11 ·
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11

Proving the Similarity of Two Acute Triangles with Perpendicular Lines

  • Albert1
  • · Replies 2 ·
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2

High School Transforming a circle onto another plane

  • guyburns
  • · Replies 2 ·
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2

Undergrad What is a good way to introduce Wilson's Theorem?

  • matqkks
  • · Replies 1 ·
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1

Undergrad How to motivate the study of Fermat's Little Theorem

  • matqkks
  • · Replies 5 ·
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5

High School Factoring a number and prime numbers?

  • awholenumber
  • · Replies 19 ·
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19

Therefore, the volume of the rectangular prism is 84 units cubed.

  • 682357
  • · Replies 3 ·
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3

Proving Perpendicular Motion of Two Colliding Spheres

  • markosheehan
  • · Replies 1 ·
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1

Calculate Oxygen Mass at RT & Pressure: 78 cm3

  • markosheehan
  • · Replies 6 ·
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6

Quadratics: Quadratic Equations

  • James400
  • · Replies 4 ·
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4

Quadratics: How to determine parabola equation.

  • James400
  • · Replies 4 ·
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4

High School What is Factoring? Explaining Polynomial Factoring in Detail

  • awholenumber
  • · Replies 4 ·
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4

Undergrad What is the purpose of cross multiplication in vector multiplication?

  • hani14
  • · Replies 2 ·
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2

High School How do you solve this simple problem: (-2)^(n-1) = 2^8

  • barryj
  • · Replies 18 ·
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18

Why is Water Less Dense than Ethanol?

  • markosheehan
  • · Replies 2 ·
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2

Undergrad Is there any solution to the equation x^(0.5)+1=0?

  • Alan Lugano
  • · Replies 15 ·
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15

Undergrad Solving Equations with Surds | Get Help Now

  • dyn
  • · Replies 2 ·
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2

High School Graphing a*b^0.3=constant: Which Variable Goes on the Y-Axis?

  • mech-eng
  • · Replies 9 ·
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9

High School Why is the quadratic expression 20*x^2-1 only divisible by 11,19,29....

  • Janosh89
  • · Replies 15 ·
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15

High School How Do Variables and Constants Differ in Mathematics?

  • rahaverhma
  • · Replies 7 ·
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7

Prove 1/x^2+1/xy+1/y^2=1 has no real solution

  • Albert1
  • · Replies 1 ·
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1

Find A in abcd=A(four digital number) is a perfect square ,given ab=2cd+1

  • Albert1
  • · Replies 2 ·
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2

Square Root: Positive & Negative

  • mathdad
  • · Replies 6 ·
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6

How Much Netting Does Rita Need to Cover a Rectangular Area?

  • mathdad
  • · Replies 2 ·
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2

How Do You Calculate Profit from Selling T-Shirts?

  • mathdad
  • · Replies 4 ·
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4

Undergrad How to Calculate an Offset for Centre of Gravity using Weight and Distance?

  • cps.13
  • · Replies 1 ·
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1

How Many Baseball Cards Could Each Person Have Received at the Stadium?

  • mathdad
  • · Replies 2 ·
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2
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2

Finding Missing Angle Within A Triangle

  • ychst
  • · Replies 6 ·
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6

Undergrad Can Division by Zero Be Solved in Mathematics?

  • IDK10
  • · Replies 2 ·
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2

High School Math olympiad basic number theory problem

  • timetraveller123
  • · Replies 15 ·
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15

Defining Prime Factors, Greatest Common Factor, Least Common Multiple

  • kupid
  • · Replies 4 ·
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4

How many triangles can be proclaimed as right angled ?

  • Albert1
  • · Replies 4 ·
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4

High School Is the Proof for If a Divides b^2, then a Divides b Correct?

  • MandelbrotI
  • · Replies 25 ·
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25

Find Value of $x-y+z$ in $x,y,z \in N$

  • Albert1
  • · Replies 2 ·
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2

How to Solve a Log Equation with Different Bases?

  • mathdad
  • · Replies 5 ·
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5

High School What is a good book to learn about elementary mathematics?

  • awholenumber
  • · Replies 8 ·
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8

Undergrad Graph Theory: I understanding the corollaries

  • Terrell
  • · Replies 2 ·
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2

Finding Side Lengths: Where to Begin?

  • Ilikebugs
  • · Replies 3 ·
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3

High School Are Hypercomplex Extensions Like g²=i Practically Useful in Mathematics?

  • Isaac0427
  • · Replies 3 ·
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3

Scaling : ratio and proportion

  • Eabzolid
  • · Replies 7 ·
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7

What are the steps to solving simultaneous equations using substitution?

  • blackfriars
  • · Replies 3 ·
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3

Graduate Every graph GG containing a cycle satisfies g(G)≤2d+1

  • Terrell
  • · Replies 10 ·
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10

Is MathTV the Number One Online Resource for Precalculus Help?

  • mathdad
  • · Replies 8 ·
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8

I need to find the midpoint of ST

  • mathdad
  • · Replies 10 ·
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10

High School Calculate angles from infomation given

  • sunzone
  • · Replies 9 ·
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9

Useful facts Indeed Finding A Mersenne Prime

  • Ilikebugs
  • · Replies 6 ·
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6

Ratios and proportion: Scaling

  • Eabzolid
  • · Replies 3 ·
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3

Sum of 2 Primes: 45 - (2 Digit Integer)?

  • Ilikebugs
  • · Replies 4 ·
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4

Undergrad The creation of open problems in Mathematics

  • flamengo
  • · Replies 2 ·
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2

Function - one linear, one rational - is the following True or False

  • bigazonk
  • · Replies 2 ·
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2

High School What were the contributions of the hidden figures to the early space program?

  • observer1
  • · Replies 14 ·
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14

Prove a_n=⌊2^n√2⌋ contains infinitely many composite numbers

  • lfdahl
  • · Replies 3 ·
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3
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3

Graduate Paper About the Riemann Zeta Function

  • David Neves
  • · Replies 2 ·
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2
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6

Rectangles & Squares - Finding a Numerical Measure

  • Yankel
  • · Replies 3 ·
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3

"Bearing" question - finding distance between two objects

  • tantrik
  • · Replies 2 ·
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2

The Magic of Algebra: Solving Word Problems with Equations

  • mathdad
  • · Replies 4 ·
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4

How many dimes does Ginger have?

  • mathdad
  • · Replies 6 ·
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6

RSA Explained: Intro for Layman, Number Theory Basics

  • matqkks
  • · Replies 2 ·
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2

Analytic Geometry: Lines Problem

  • Yankel
  • · Replies 5 ·
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5

High School Are All Points on a Sphere Considered Dimensions?

  • tommy payne
  • · Replies 4 ·
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4

Solving Ratios & Proportions Questions - Get Help Here!

  • Eabzolid
  • · Replies 9 ·
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9

Undergrad What resources are there for RSA for the layman?

  • matqkks
  • · Replies 3 ·
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3

HSO4^-1 as Arrhenius & Bronsted-Lowry Acid/Base

  • markosheehan
  • · Replies 1 ·
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1

Not that Obvious: Missing Numbers In A Table

  • Ilikebugs
  • · Replies 11 ·
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11

Find a solution using the table

  • bigazonk
  • · Replies 1 ·
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1
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2
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1

High School Retired Statistician Proves GCI Theorem

  • jedishrfu
  • · Replies 1 ·
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1

Length of Wire and Area of Squares: Solving for the Length of Each Piece

  • mathdad
  • · Replies 18 ·
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18

Undergrad Another negative one equals one proof

  • Ajgrinds
  • · Replies 7 ·
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7

Undergrad Angle between vectors via scalar product vs vector product

  • andylatham82
  • · Replies 3 ·
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3

[ASK] Is This Debit Question Solvable?

  • Monoxdifly
  • · Replies 2 ·
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2

What is the Perimeter of Triangle ABC?

  • mathdad
  • · Replies 2 ·
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2

Find y-coordinates of the Points

  • mathdad
  • · Replies 2 ·
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2

Find Center and Radius of Circle

  • mathdad
  • · Replies 2 ·
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2

Undergrad Micromass' big October challenge

  • micromass
  • · Replies 125 ·
5
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125

How Do A and B as Roots Verify the Properties of a Quadratic Equation?

  • mathdad
  • · Replies 11 ·
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11

How can language proficiency affect understanding of math concepts?

  • mathdad
  • · Replies 6 ·
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6

What are the 11 General Orders of a Sentry in the US Navy?

  • mathdad
  • · Replies 17 ·
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17

How do we find the sum of the roots in a quadratic equation?

  • mathdad
  • · Replies 4 ·
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4

How Do You Write an Expression for the Cost of Running a Machine?

  • mathdad
  • · Replies 3 ·
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3

Finding a third degree polynomial... stumped

  • lashia
  • · Replies 5 ·
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5

What are f(0), f(1), and f(-1) in the equation f(x)= 2x^2- 3x+ 7?

  • mathdad
  • · Replies 2 ·
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2

Incircle and circumscribed circle prove :d=√(R(R−2r))

  • Albert1
  • · Replies 1 ·
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1

Undergrad Mathematical proofs, physics and time management

  • Dante Augusto
  • · Replies 2 ·
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2

How to Calculate Equilibrium Price with Given Information?

  • kaz
  • · Replies 1 ·
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1

High School Are there really 4 fundamental math operations?

  • mountains
  • · Replies 57 ·
2
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57