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

Left or Right Angles ( + or - ) of adjoining vectors

  • BrentK
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High School Quickest way to calculate a given summation

  • physsure
  • · Replies 7 ·
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7

High School "y as a function of x" meaning

  • sp3sp2sp
  • · Replies 25 ·
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25

Need help with Physics with trigonometry problems ?

  • gamergirlxoxox
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2

Calculating Triangle Side Length with Known Angles and Radius

  • BrentK
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High School What is Extraversion in Triangle Geometry?

  • Cheesycheese213
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2

Arrange 4-Gon Figures: Find Descendants w/o Descendants

  • roni1
  • · Replies 4 ·
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4

High School Daily math challenge calendar (external)

  • mfb
  • · Replies 2 ·
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2

Number of Handshakes at UN Meeting: 15

  • rainbow1
  • · Replies 1 ·
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1

HELP How to calculate wage for assistants at hair salon?

  • Annabanana
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2

Can You Crack This Unique 1-15 Number Puzzle Grid?

  • Wilmer
  • · Replies 3 ·
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3

Pre-calculus Grade 11 IB (higher level)

  • TeddyJohnson
  • · Replies 2 ·
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2

Calculating g(x) for Y=f(x) Passing Through Points

  • AndreArgo
  • · Replies 2 ·
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2

Kinematics Application Question - Physics 11u

  • Wild ownz al
  • · Replies 7 ·
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7

High School Why Does This Happen? Investigating Common Causes

  • Atlas3
  • · Replies 17 ·
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High School Applications of Morley's Theorem

  • Cheesycheese213
  • · Replies 1 ·
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Need formula for solving ellipse radius with equal spacing points

  • sharplens
  • · Replies 5 ·
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5

High School What is the name of this operation? (Inverse Exponent?)

  • Algr
  • · Replies 11 ·
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11

Convert polar equation r= 1/1+sin(theta) to rectangular equation

  • Elissa89
  • · Replies 2 ·
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2

Convert polar equation sec(theta)=2 to rectangular equation

  • Elissa89
  • · Replies 2 ·
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Undergrad Infinity x 0: Is the Answer Zero?

  • dyn
  • · Replies 5 ·
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Guidelines for submitting solutions to POTW

  • WMDhamnekar
  • · Replies 1 ·
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Is there a non-regular hexagon

  • highmath
  • · Replies 9 ·
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9

What is the total area of the doors and windows in the room?

  • drewcifur
  • · Replies 7 ·
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7

Countdown to An Answer Ain't Easy!

  • Wilmer
  • · Replies 6 ·
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6

High School Why aren't repeating decimals (such as 1/3) infinitely large?

  • FreeForAll
  • · Replies 7 ·
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7

Undergrad Fractal Dimension & Degree of Freedom

  • Swamp Thing
  • · Replies 5 ·
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5

Trig Functions: When Plugging in x Returns x

  • RidiculousName
  • · Replies 3 ·
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Undergrad What is the meaning of the superscript "+"?

  • Buzz Bloom
  • · Replies 10 ·
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Finding a particular angle withion Johnson Solid J2

  • GreyArea
  • · Replies 2 ·
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2

Finding exact 3d coordinates in a falling pipe system with corners

  • BrentK
  • · Replies 20 ·
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20

Cost of 2x number of roses is not double the cost of x number of roses.

  • Asawira Emaan
  • · Replies 1 ·
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1

How Much Does the Dessert Store Make from Three Muffins and Four Cakes?

  • Asawira Emaan
  • · Replies 2 ·
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2

How Can the Sine Rule Help Determine Lengths in Irregular Shapes?

  • ketanco
  • · Replies 1 ·
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What is the length of x in this triangle?

  • ketanco
  • · Replies 7 ·
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7

Area of Triangle ABC: Find the Answer Here

  • ketanco
  • · Replies 2 ·
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2

How far does the tip of the hour hand move in 3 hours?

  • dtippitt
  • · Replies 2 ·
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2

Solve exponential equation x^4 = (5x+6)^2

  • ketanco
  • · Replies 5 ·
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5

High School Anonymous 4Chan User Proves a 25yr old Math Problem

  • jedishrfu
  • · Replies 31 ·
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Forecasting Automotive Sales: Choose the Best Approach for Accurate Results

  • Jason000000
  • · Replies 5 ·
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Quadratic application question what was the jets speed from Bangkok to Tokyo

  • Wild ownz al
  • · Replies 4 ·
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Linear Velocity Calculation in Low Earth Orbit

  • dtippitt
  • · Replies 7 ·
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7

How Much Equity Is Needed for Buying a Second Property?

  • tumeke
  • · Replies 5 ·
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5

High School Recursive sequences - notation question

  • marksyncm
  • · Replies 11 ·
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11

Find Zeros of $2x^3+5x^2-28x-15$ with Synthetic Division

  • karush
  • · Replies 2 ·
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2

Ask a Forecasting Question | Get Answers Here

  • Jason000000
  • · Replies 1 ·
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1

High School Understanding the Evolution of Binomial Coefficient Notation: Old vs. New

  • YoungPhysicist
  • · Replies 5 ·
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5

Find Length X in Triangle: Learn How to Calculate It

  • ketanco
  • · Replies 3 ·
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How Do You Solve cosh(x) = 3 for x?

  • karush
  • · Replies 2 ·
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High School Does Squaring 0.999... Always Result in 1?

  • Fala483
  • · Replies 25 ·
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25

How to Expand cx(x-l) into a Fourier Series?

  • Another1
  • · Replies 3 ·
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How can we use hints to prove divisibility of Fibonacci numbers?

  • evinda
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How many ways can the captain arrage her schedule?

  • rainbow1
  • · Replies 1 ·
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Show that 5 does not divide L_n

  • evinda
  • · Replies 8 ·
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8

Show congruence with Lucas sequence

  • evinda
  • · Replies 7 ·
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How do you solve a goofy exponent problem using logarithms?

  • karush
  • · Replies 9 ·
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What is 1^21 + 2^21 + 3^21 + ......... + 18^21 in mode 19?

  • ketanco
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Exponential Equation solve 54⋅2^(2x)=72^x⋅√0.5

  • Yankel
  • · Replies 3 ·
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Undergrad What are the differences between Sierpinski/Vicsek fractals?

  • qnach
  • · Replies 5 ·
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5

Garden Materials Calculator: Calculate Area & More

  • lward100
  • · Replies 5 ·
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Undergrad Can we have modulo a negative number?

  • matqkks
  • · Replies 18 ·
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Math Major: Understanding "Mathematics

  • alexmahone
  • · Replies 14 ·
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Trigonometry lighthouse boat problem

  • Nate1
  • · Replies 11 ·
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11

Finding Squares in a Square Box: n > 1

  • Anita6363
  • · Replies 1 ·
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1

System of three equations x^2 + (xz) - y - z = 0

  • Anita6363
  • · Replies 1 ·
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1

High School Cool Interactive Video on Quaternions

  • jedishrfu
  • · Replies 1 ·
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1

Difference Between Math Courses

  • mathdad
  • · Replies 1 ·
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Can You Solve x|x+2|<5 by Subtracting 4?

  • mathdad
  • · Replies 5 ·
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5

Graduate Is it possible to locate prime numbers through addition only

  • Carl A Bohn
  • · Replies 8 ·
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8

How to Solve the Absolute Value Inequality x|x-3|<-1 for 3x+1?

  • mathdad
  • · Replies 13 ·
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13

High School Geometric meaning of signs in multiplications

  • hatem240600
  • · Replies 17 ·
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17

Undergrad Number Pattern: 121 --> 111211 --> 311221

  • lahirurana
  • · Replies 7 ·
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7

High School What values of m as a function of q satisfy this trigonometric equation?

  • LmdL
  • · Replies 5 ·
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5

Absolute Value Equation |3x - 2|/|2x - 3| = 2

  • mathdad
  • · Replies 10 ·
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Solve Absolute Value Equation |x^2 - 2x| = |x^2 + 6x|

  • mathdad
  • · Replies 6 ·
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6

Logarithm properties in functional equations Show that f(1/a) = -f(a)

  • My Name is Earl
  • · Replies 10 ·
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10

Solve Absolute Value Equation |(2x + 1)|/|(3x + 4)| = 1

  • mathdad
  • · Replies 4 ·
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4

Find ab if log_b(a) = log_a(b)

  • My Name is Earl
  • · Replies 3 ·
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3

Memorable quotes from mathematicians & physicists

  • StatGuy2000
  • · Replies 16 ·
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16

The Limited Logarithm: Why x Can't Be <= 0

  • roni1
  • · Replies 1 ·
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1

Logarithm inequality divide an inequality by a negative value

  • highmath
  • · Replies 1 ·
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1

Compute the grade point average (GPA)

  • rainbow1
  • · Replies 1 ·
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1

Bernoulli's Equation: Solving Complex Problems Easily

  • jc911
  • · Replies 2 ·
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2

Area congruence in two quadrilaterals

  • My Name is Earl
  • · Replies 6 ·
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6

How can the residual capitalization problem be solved with three factors?

  • svertin
  • · Replies 3 ·
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*finding zero of order 4 polynominial

  • karush
  • · Replies 4 ·
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High School Triangle of Powers: Revolutionary Math Notation

  • YoungPhysicist
  • · Replies 36 ·
2
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DeMoivre's Theorem express (sqrt(2)/2 + sqrt(2)/2 i)^8 in a+bi form

  • Elissa89
  • · Replies 2 ·
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2

Inequality - solve in at least two ways

  • lfdahl
  • · Replies 8 ·
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8

How to solve Chinese Remainder Theorem

  • vokoyo
  • · Replies 11 ·
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11
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3

How Can You Draw a Square with Only 3 Lines?

  • Wilmer
  • · Replies 8 ·
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8