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

Undergrad Need Math Genius - World of Warcraft Achievement

  • nilum
  • · Replies 2 ·
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2

Undergrad Why hedge a short bond position with a long stock position

  • dmatador
  • · Replies 8 ·
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8

High School Wolfram answer for cubed root of -1

  • daviddoria
  • · Replies 4 ·
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4

Undergrad How can I teach myself mathematics?

  • ych22
  • · Replies 4 ·
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4

High School Understanding the Behaviour of 1/a: Even or Odd?

  • phymatter
  • · Replies 16 ·
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16

High School R = cos(theta) in polar coordinates?

  • merry
  • · Replies 7 ·
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7

High School What are the three solutions to x^3 = -0.5?

  • phymatter
  • · Replies 4 ·
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4

High School 5 circles inside 1 large circle

  • russel.arnold
  • · Replies 4 ·
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4

Undergrad Interval halving method for finding global extrema

  • McDuck
  • · Replies 2 ·
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2

Graduate Expressing a variable from cross product

  • v-v
  • · Replies 3 ·
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3

High School Does Proportionality Always Hold in Math?

  • jackson6612
  • · Replies 17 ·
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17

Is the Mechanics ebook worth it?

  • Jadenag
  • · Replies 1 ·
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1

Graduate Prove Summation: $\sum_{m=0}^{q} (n-m) \frac{(p-m)!}{m!}$

  • Suk-Sci
  • · Replies 2 ·
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2

Undergrad Mechanics: Inelastic Collisions Questions

  • Jadenag
  • · Replies 1 ·
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1

Exam Questions in Engineering Mathematics

  • matqkks
  • · Replies 3 ·
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3

High School What are the Best Resources for Learning Contest-Type Mathematics?

  • ultimatebusta
  • · Replies 4 ·
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4

What is your favourite word in math/science jargon?

  • kaleidoscope
  • · Replies 24 ·
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24

Undergrad How Do You Prove Equivalence of Two Polynomials?

  • jeremy22511
  • · Replies 3 ·
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3

High School What does x represent in y = sin(x)?

  • ChrisAndre
  • · Replies 6 ·
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6

High School Can I Get 50% Off with NY Lotto's Buy 1 Get 1 Free Deal?

  • Gomar
  • · Replies 18 ·
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18

Does Classifying Mathematics as a Science Affect Its Usefulness?

  • Dremmer
  • · Replies 35 ·
2
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35

Undergrad Physical model for Completing the Cube?

  • symbolipoint
  • · Replies 2 ·
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2

High School Trig without tears trigonometry tutorials

  • jaime2000
  • · Replies 14 ·
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14

High School Why factor x from √(x² - y²) as x√(1 - y²/x²) not x√(1 - y²)

  • zeromodz
  • · Replies 4 ·
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4

Undergrad Identity Element: a- = a Property Explained

  • Gear300
  • · Replies 2 ·
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2

Undergrad Arithmetic and geometric progression

  • tykescar
  • · Replies 3 ·
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3

Undergrad Advice on a book for expression manipulation?

  • IanA23
  • · Replies 5 ·
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5

High School What is a Line? A Definition and Explanation

  • TheAlkemist
  • · Replies 36 ·
2
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36

High School Multiplication with modulus of function

  • Silva_physics
  • · Replies 3 ·
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3

Undergrad Piston stroke length based on crankshaft degree

  • ISX
  • · Replies 4 ·
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4

Undergrad What is the next number in the sequence?

  • joeyar
  • · Replies 12 ·
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12

High School Finding Equation of a Graph: Tips & Tricks

  • DjDukes
  • · Replies 4 ·
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4

Undergrad Solve e^x+2x-5=0: Step-by-Step Guide

  • Luhter
  • · Replies 11 ·
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11

Undergrad Math Subject GRE Error: Is it Possible to Report?

  • m0bius
  • · Replies 2 ·
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2

High School Can someone explain to me the R-Formula?(trigonometry)

  • equilibrum
  • · Replies 8 ·
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8

High School Understanding the Difference Between cos(pi +x) and -cos(x)

  • aznluster
  • · Replies 3 ·
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3

Graduate Prove or disprove the Dirac comb formula with delta function

  • bayes
  • · Replies 2 ·
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2

High School Clarifying Mathematical Confusion: The Truth About 1010101010

  • Nick666
  • · Replies 3 ·
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3

Undergrad Rearranging y(x) = a + bx^{-2} + cx^{-4} + dx^{-6} to Find x

  • peterjaybee
  • · Replies 3 ·
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3

High School Explaining y=abs(x) as an Elementary Function

  • trelek2
  • · Replies 5 ·
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5

High School How do you rearrange an equation with three unknown denominators?

  • 4rfvgyhnjik
  • · Replies 4 ·
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4

Undergrad Looking for a good way to distribute n numbers in the region [0,1]

  • mikeph
  • · Replies 2 ·
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2

High School How to solve trignometric equations ?

  • bongas
  • · Replies 9 ·
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9

Undergrad How to rearrange to solve for an exponential function

  • ABR124
  • · Replies 1 ·
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1

Undergrad How to aviod careless mistakes?

  • Shing
  • · Replies 10 ·
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10

High School Rules behind this type of division?

  • zorro
  • · Replies 8 ·
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8

Graduate Maths problem for a theoretical method of travelling time.

  • Time Machine
  • · Replies 4 ·
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4

High School I want to teach myself Algebra and Geometry.

  • LogicalAcid
  • · Replies 7 ·
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7

Undergrad My calculator gives wrong values

  • zorro
  • · Replies 18 ·
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18

Graduate Parameterizing Shapes: Algebraic Form Solutions

  • grawil
  • · Replies 1 ·
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1

Undergrad Downhill: how do I find the downhill direction of a plane from a normal?

  • kballing
  • · Replies 2 ·
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2

Graduate Is Pi a Transcendental Number and How Can a Circle Have a Radius of Pi?

  • mateomy
  • · Replies 5 ·
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5

Undergrad Seed values for estimating square roots.

  • aarciga
  • · Replies 1 ·
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1

High School How do you solve the total # of combination for 3 variable for 2 equations

  • ultimatebusta
  • · Replies 7 ·
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7

High School Interior angles of a regular polygon

  • johncena
  • · Replies 2 ·
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2

Undergrad What are everyday ``nonlinear examples?

  • UseAsDirected
  • · Replies 27 ·
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27

High School Good elementary algebra and geometry books for self-study

  • LogicalAcid
  • · Replies 6 ·
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6

Undergrad Take a sector of this circle with internal angle

  • sutupidmath
  • · Replies 15 ·
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15

Undergrad What does it mean for a line in R³ to be parallel to the xy-plane?

  • kerrwilk
  • · Replies 2 ·
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2

High School Maths Prep for Physics Degree: Tips from a Mature-Age Student

  • yesterdaysjam
  • · Replies 9 ·
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9

Undergrad Convert Two Vectors To each Other

  • mamali
  • · Replies 4 ·
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4

Undergrad How Does the Inequality 2*3^k >= 3 Arise in Mathematical Induction?

  • beatem
  • · Replies 3 ·
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3

High School Could Mathematics Prove Something to 100% Certainty?

  • Tcl70
  • · Replies 11 ·
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11

High School Is one considered a prime number?

  • mateomy
  • · Replies 3 ·
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3

Undergrad Prisoner and Hats puzzle (variation)

  • The Outsider
  • · Replies 2 ·
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2

Undergrad How do you binomially expand this?

  • coverband
  • · Replies 1 ·
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1

High School What are the three terms in an A.P. with a sum of 36 and a product of 1428?

  • tykescar
  • · Replies 2 ·
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2

High School Where Can I Learn Algebra and Group Theory Outside of School?

  • LogicalAcid
  • · Replies 5 ·
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5

Undergrad Solving x & y Equation: Find x for y>x in R

  • vishal007win
  • · Replies 5 ·
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5

Website where you type in a sequence of numbers

  • epkid08
  • · Replies 1 ·
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1

Do you see anything mathematical in this figure?

  • kaleidoscope
  • · Replies 9 ·
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9

Graduate Can a Circle with an Irrational Center Have More Than Two Rational Points?

  • vishal007win
  • · Replies 2 ·
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2

High School Speed of Thinking: Adding Large Numbers Instantly

  • Monte_Carlo
  • · Replies 28 ·
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28

High School Solving Logs: Step-by-Step Guide

  • elemis
  • · Replies 16 ·
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16

Undergrad Accelerometer to roll and pitch

  • khatarat
  • · Replies 2 ·
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2

High School Some books will mention that dy/dx is a symbol

  • tumelo
  • · Replies 5 ·
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5

Undergrad Who's better at playing poker on average?

  • kramer733
  • · Replies 107 ·
4
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107

High School Can simpler terminology be used when teaching math concepts?

  • Fuz
  • · Replies 15 ·
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15

Undergrad Is f(x) = x²/100 + x³/1000 + x⁴/10000 + ... a polynomial?

  • MHD93
  • · Replies 1 ·
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1

Undergrad Hyperbola and an ellipse to intersect orthogonally?

  • zorro
  • · Replies 3 ·
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3

Undergrad Natural selection of information

  • Loren Booda
  • · Replies 1 ·
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1

High School Significant Digits in Physics: 10,3 km & 576 km/h

  • bossgameboy
  • · Replies 10 ·
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10

Graduate Concentric circles are parallel?

  • phya
  • · Replies 211 ·
8
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211

Undergrad Is 5pi/2 equal to pi/2 modulo 2pi?

  • coki2000
  • · Replies 15 ·
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15

Undergrad Method to find the centre of a conic section from its equation

  • zorro
  • · Replies 4 ·
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4

Graduate Second Order Predicate Logic vs. First Order

  • ryan14
  • · Replies 3 ·
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3

High School Can Displacement and Velocity Be Negative?

  • manishr1
  • · Replies 2 ·
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2

Graduate Interpolation using Lagrange polynomials

  • Lojzek
  • · Replies 1 ·
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1

Undergrad Proof of trigonometric multiplication of complex numbers

  • embassyhill
  • · Replies 2 ·
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2

High School Half-circle Parabolas: A Misconception?

  • CosmicVoyager
  • · Replies 4 ·
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4

Undergrad Messing around with a function changes it's domain?

  • Swallow
  • · Replies 6 ·
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6

Undergrad Can a bijection be extended to three dimensions?

  • LordCalculus
  • · Replies 2 ·
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2

Undergrad How to graph a self-drawing line?

  • 3D_Mind
  • · Replies 2 ·
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2

Wikipedia math section full of errors

  • elfboy
  • · Replies 18 ·
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18

High School Motivated, but have no idea where to start

  • Desi_M
  • · Replies 9 ·
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9

Undergrad Unusual trigonometric function - sin(Nx)/sin(x)

  • squalho
  • · Replies 8 ·
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8

High School Finding all combinations of 4 digits for a safe

  • PAHH
  • · Replies 8 ·
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8

High School Can absolute value functions be considered polynomial functions?

  • LordCalculus
  • · Replies 1 ·
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1

Graduate Is it possible to define irrational powers for negative numbers?

  • Unredeemed
  • · Replies 2 ·
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2

Undergrad Steps for Solving Symbolic Logic Proofs

  • sugars225
  • · Replies 2 ·
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2