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.
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Left or Right Angles ( + or - ) of adjoining vectors
- BrentK
- · Replies 2 ·
High School Quickest way to calculate a given summation
- physsure
- · Replies 7 ·
High School "y as a function of x" meaning
- sp3sp2sp
- · Replies 25 ·
Need help with Physics with trigonometry problems ?
- gamergirlxoxox
- · Replies 2 ·
Calculating Triangle Side Length with Known Angles and Radius
- BrentK
- · Replies 2 ·
What are the domain and range for the inverse function $f^{-1}$ of $f$?
- karush
- · Replies 2 ·
Express cos(2 tan^-1(x/4)) and sin(2tan^-1(x/4) as an algebraic expression in x
- Elissa89
- · Replies 3 ·
Triangle ABC has area 25*sqrt(3). if Angle BAC=30 degrees, find |AC|=|BC|=?
- Elissa89
- · Replies 1 ·
What is the area of an isosceles triangle with side lengths 6, 6, and 4?
- Elissa89
- · Replies 1 ·
High School What is Extraversion in Triangle Geometry?
- Cheesycheese213
- · Replies 2 ·
Arrange 4-Gon Figures: Find Descendants w/o Descendants
- roni1
- · Replies 4 ·
High School Daily math challenge calendar (external)
- mfb
- · Replies 2 ·
Number of Handshakes at UN Meeting: 15
- rainbow1
- · Replies 1 ·
HELP How to calculate wage for assistants at hair salon?
- Annabanana
- · Replies 2 ·
Can You Crack This Unique 1-15 Number Puzzle Grid?
- Wilmer
- · Replies 3 ·
Pre-calculus Grade 11 IB (higher level)
- TeddyJohnson
- · Replies 2 ·
Calculating g(x) for Y=f(x) Passing Through Points
- AndreArgo
- · Replies 2 ·
Kinematics Application Question - Physics 11u
- Wild ownz al
- · Replies 7 ·
High School Why Does This Happen? Investigating Common Causes
- Atlas3
- · Replies 17 ·
Determining the Degrees of an Angle Given Three X and Y Coordinates
- xyle
- · Replies 1 ·
High School Applications of Morley's Theorem
- Cheesycheese213
- · Replies 1 ·
Need formula for solving ellipse radius with equal spacing points
- sharplens
- · Replies 5 ·
High School What is the name of this operation? (Inverse Exponent?)
- Algr
- · Replies 11 ·
Convert polar equation r= 1/1+sin(theta) to rectangular equation
- Elissa89
- · Replies 2 ·
Convert polar equation sec(theta)=2 to rectangular equation
- Elissa89
- · Replies 2 ·
Undergrad Infinity x 0: Is the Answer Zero?
- dyn
- · Replies 5 ·
Guidelines for submitting solutions to POTW
- WMDhamnekar
- · Replies 1 ·
Is there a non-regular hexagon
- highmath
- · Replies 9 ·
What is the total area of the doors and windows in the room?
- drewcifur
- · Replies 7 ·
Countdown to An Answer Ain't Easy!
- Wilmer
- · Replies 6 ·
High School Why aren't repeating decimals (such as 1/3) infinitely large?
- FreeForAll
- · Replies 7 ·
Undergrad Fractal Dimension & Degree of Freedom
- Swamp Thing
- · Replies 5 ·
Trig Functions: When Plugging in x Returns x
- RidiculousName
- · Replies 3 ·
Undergrad What is the meaning of the superscript "+"?
- Buzz Bloom
- · Replies 10 ·
Finding a particular angle withion Johnson Solid J2
- GreyArea
- · Replies 2 ·
Finding exact 3d coordinates in a falling pipe system with corners
- BrentK
- · Replies 20 ·
Cost of 2x number of roses is not double the cost of x number of roses.
- Asawira Emaan
- · Replies 1 ·
How Much Does the Dessert Store Make from Three Muffins and Four Cakes?
- Asawira Emaan
- · Replies 2 ·
How Can the Sine Rule Help Determine Lengths in Irregular Shapes?
- ketanco
- · Replies 1 ·
What is the length of x in this triangle?
- ketanco
- · Replies 7 ·
Area of Triangle ABC: Find the Answer Here
- ketanco
- · Replies 2 ·
How far does the tip of the hour hand move in 3 hours?
- dtippitt
- · Replies 2 ·
Solve exponential equation x^4 = (5x+6)^2
- ketanco
- · Replies 5 ·
High School Anonymous 4Chan User Proves a 25yr old Math Problem
- jedishrfu
- · Replies 31 ·
Forecasting Automotive Sales: Choose the Best Approach for Accurate Results
- Jason000000
- · Replies 5 ·
Quadratic application question what was the jets speed from Bangkok to Tokyo
- Wild ownz al
- · Replies 4 ·
Linear Velocity Calculation in Low Earth Orbit
- dtippitt
- · Replies 7 ·
How Much Equity Is Needed for Buying a Second Property?
- tumeke
- · Replies 5 ·
High School Recursive sequences - notation question
- marksyncm
- · Replies 11 ·
Find Zeros of $2x^3+5x^2-28x-15$ with Synthetic Division
- karush
- · Replies 2 ·
Ask a Forecasting Question | Get Answers Here
- Jason000000
- · Replies 1 ·
High School Understanding the Evolution of Binomial Coefficient Notation: Old vs. New
- YoungPhysicist
- · Replies 5 ·
Find Length X in Triangle: Learn How to Calculate It
- ketanco
- · Replies 3 ·
What is the minimum value for x in this triangle with angle bisectors AD and BD?
- ketanco
- · Replies 1 ·
How Do You Solve cosh(x) = 3 for x?
- karush
- · Replies 2 ·
High School Does Squaring 0.999... Always Result in 1?
- Fala483
- · Replies 25 ·
How to Expand cx(x-l) into a Fourier Series?
- Another1
- · Replies 3 ·
How can we use hints to prove divisibility of Fibonacci numbers?
- evinda
- · Replies 1 ·
How to Use Elliptic Curve Cryptography to Find Inverses and Points on the Curve?
- vokoyo
- · Replies 2 ·
How many ways can the captain arrage her schedule?
- rainbow1
- · Replies 1 ·
Show that 5 does not divide L_n
- evinda
- · Replies 8 ·
Show congruence with Lucas sequence
- evinda
- · Replies 7 ·
How do you solve a goofy exponent problem using logarithms?
- karush
- · Replies 9 ·
What is 1^21 + 2^21 + 3^21 + ......... + 18^21 in mode 19?
- ketanco
- · Replies 6 ·
Garden Materials Help: Calculate Circumference, Perimeter, Areas & Costs
- lward100
- · Replies 1 ·
Exponential Equation solve 54⋅2^(2x)=72^x⋅√0.5
- Yankel
- · Replies 3 ·
Undergrad What are the differences between Sierpinski/Vicsek fractals?
- qnach
- · Replies 5 ·
Garden Materials Calculator: Calculate Area & More
- lward100
- · Replies 5 ·
Undergrad Can we have modulo a negative number?
- matqkks
- · Replies 18 ·
Math Major: Understanding "Mathematics
- alexmahone
- · Replies 14 ·
Trigonometry lighthouse boat problem
- Nate1
- · Replies 11 ·
Finding Squares in a Square Box: n > 1
- Anita6363
- · Replies 1 ·
System of three equations x^2 + (xz) - y - z = 0
- Anita6363
- · Replies 1 ·
High School Cool Interactive Video on Quaternions
- jedishrfu
- · Replies 1 ·
Difference Between Math Courses
- mathdad
- · Replies 1 ·
Can You Solve x|x+2|<5 by Subtracting 4?
- mathdad
- · Replies 5 ·
Graduate Is it possible to locate prime numbers through addition only
- Carl A Bohn
- · Replies 8 ·
How to Solve the Absolute Value Inequality x|x-3|<-1 for 3x+1?
- mathdad
- · Replies 13 ·
High School Geometric meaning of signs in multiplications
- hatem240600
- · Replies 17 ·
Undergrad Number Pattern: 121 --> 111211 --> 311221
- lahirurana
- · Replies 7 ·
High School What values of m as a function of q satisfy this trigonometric equation?
- LmdL
- · Replies 5 ·
Absolute Value Equation |3x - 2|/|2x - 3| = 2
- mathdad
- · Replies 10 ·
Solve Absolute Value Equation |x^2 - 2x| = |x^2 + 6x|
- mathdad
- · Replies 6 ·
Logarithm properties in functional equations Show that f(1/a) = -f(a)
- My Name is Earl
- · Replies 10 ·
Solve Absolute Value Equation |(2x + 1)|/|(3x + 4)| = 1
- mathdad
- · Replies 4 ·
Find ab if log_b(a) = log_a(b)
- My Name is Earl
- · Replies 3 ·
Memorable quotes from mathematicians & physicists
- StatGuy2000
- · Replies 16 ·
The Limited Logarithm: Why x Can't Be <= 0
- roni1
- · Replies 1 ·
Logarithm inequality divide an inequality by a negative value
- highmath
- · Replies 1 ·
Compute the grade point average (GPA)
- rainbow1
- · Replies 1 ·
Bernoulli's Equation: Solving Complex Problems Easily
- jc911
- · Replies 2 ·
Area congruence in two quadrilaterals
- My Name is Earl
- · Replies 6 ·
How can the residual capitalization problem be solved with three factors?
- svertin
- · Replies 3 ·
*finding zero of order 4 polynominial
- karush
- · Replies 4 ·
High School Triangle of Powers: Revolutionary Math Notation
- YoungPhysicist
- · Replies 36 ·
DeMoivre's Theorem express (sqrt(2)/2 + sqrt(2)/2 i)^8 in a+bi form
- Elissa89
- · Replies 2 ·
Inequality - solve in at least two ways
- lfdahl
- · Replies 8 ·
How to solve Chinese Remainder Theorem
- vokoyo
- · Replies 11 ·
Unit Circle Problems solve cosW=sin20, sinW=cos(-10), sinW< 0.5 and 1<tanW
- Naidely
- · Replies 3 ·
How Can You Draw a Square with Only 3 Lines?
- Wilmer
- · Replies 8 ·