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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Write 2.158 radians in terms of Pi
- yeny
- · Replies 2 ·
Geometric Sequence find the 23rd term.
- mathdad
- · Replies 3 ·
Challenge problem #2 Show that 5φ^2n+4(−1)^n is a perfect square
- Olinguito
- · Replies 3 ·
Finding the nth term for 1/2, 5/6, 1, 11/10
- hm2018April
- · Replies 12 ·
High School Why Does a^2 + b^2 Have No Solution?
- Anatoly
- · Replies 6 ·
Could there be an error in the proof of the Poincare conjecture?
- alexmahone
- · Replies 8 ·
Finding Coordinates of Intersection in Parametric Forms
- TheFallen018
- · Replies 3 ·
Graduate Where to post mathematical discoveries online
- Anatoly
- · Replies 1 ·
Length of sides of right triangle with 1 angle and 1 side
- Dophs
- · Replies 2 ·
Insights Interview with Mathematician Fresh_42 - Comments
- Greg Bernhardt
- · Replies 8 ·
What is the smallest side length BC of triangle ABC with fixed angle and area?
- maxkor
- · Replies 2 ·
Find C's Coordinates for Right Triangle ABC
- Wilmer
- · Replies 19 ·
Finding six trig functions given cos2θ = 3/5, 90° ≤ θ ≤ 180°
- yeny
- · Replies 1 ·
High School How do calculators compute inverse trig functions?
- gibberingmouther
- · Replies 14 ·
Undergrad Permutation of identical elements
- rajeshmarndi
- · Replies 1 ·
Solving for the Speed to Reach a Star 240 Light Years Away
- MermaidWonders
- · Replies 11 ·
Simplify a fractional expression
- breakfree
- · Replies 1 ·
High School Does 0.000...1 equal 0?
- cyclogon
- · Replies 14 ·
Object distance and magnification with 55-cm focal length lens
- MermaidWonders
- · Replies 6 ·
How to explain number systems and complex number multiplication
- roni1
- · Replies 5 ·
Challenge problem #1 Solve 2x^2y^2−2xy+x^2+y^2−2x−2y+3=0
- Olinguito
- · Replies 4 ·
Graduate Looking for a method of solution/inversion for x*Tanh[x]
- Hepth
- · Replies 4 ·
Solving for Slit Width-Wavelength Ratio at $\pm90°$ Diffraction Pattern
- MermaidWonders
- · Replies 4 ·
Calculating real world Liquid gas values
- Renren
- · Replies 9 ·
Graduate Sacks' Autistic Twins and Prime Testing
- qspeechc
- · Replies 4 ·
The Chromatic Number of the Plane is at Least 5
- Ackbach
- · Replies 2 ·
Rearranging simple equation by making x the subject: 205 = ((4*pi*x*f)/c)^2
- duckau
- · Replies 3 ·
Undergrad Math equation that equals 25 for a birthday shirt
- iamnim
- · Replies 9 ·
Geocaching: Solve a+b=c c/b=b/a Problem
- TheCricketer
- · Replies 4 ·
Converting real-world date to sci-fi calendar with 11 months and 23-hour days
- magee101
- · Replies 2 ·
Multiplying fractions after subtraction
- Ari1
- · Replies 1 ·
Finding last digits of 983389^389
- Alexthexela
- · Replies 1 ·
Undergrad Scaling from human to water molecule size
- Twodogs
- · Replies 4 ·
High School Find the missing energy value given a set of data (Hypothetical question)
- l2aizou
- · Replies 10 ·
Finding the area of an irregular figure
- DepressedPepe
- · Replies 2 ·
Undergrad Sinusoids as Complex numbers (multiplication query)
- Natalie Johnson
- · Replies 11 ·
Exponential Functions Problem, find k and a in f(x)=ka^(−x)
- Yankel
- · Replies 5 ·
Finding the Distance from Point P to AC on an ABCD.EFGH Cube
- Monoxdifly
- · Replies 4 ·
Confusing answer from Wolfram Alpha
- Kruidnootje
- · Replies 18 ·
Undergrad Why is the Signal from a Discrete Fourier Transform considered periodic?
- Natalie Johnson
- · Replies 5 ·
What are Some Effective Online Resources for Learning Math?
- Greg Bernhardt
- · Replies 19 ·
Calculating G's Distance from BH on an ABCD.EFGH Cube
- Monoxdifly
- · Replies 2 ·
Your most interesting fact about Pi
- Greg Bernhardt
- · Replies 26 ·
Find the ratios of the areas of the four regions
- Bobbobstubob
- · Replies 1 ·
High School Number of palindromes made of n digits
- archaic
- · Replies 5 ·
Undergrad When does an inequality indicate a maximum or minimum value?
- Mr Davis 97
- · Replies 8 ·
Trigonometric product challenge
- lfdahl
- · Replies 2 ·
Large Prime number unable to compute
- Kruidnootje
- · Replies 2 ·
Undergrad Periodic Functions: Meaning of 1-Periodicity
- Rectifier
- · Replies 2 ·
A logarithm formula involving the mascheroni constant
- Kruidnootje
- · Replies 6 ·
Find the best function grouping with an iterative method
- MathBoard001
- · Replies 3 ·
What Is the Correct Equation for the Tangent of a Circle at a Given Point?
- Monoxdifly
- · Replies 7 ·
Converting $1 to £ s d at the 1927 exchange rate
- Hobo5
- · Replies 16 ·
Contradictory Scalene Obtuse Tn Heights
- Kruidnootje
- · Replies 4 ·
High School What is the Collatz Conjecture and How Can High Schoolers Have Fun With It?
- Adam Kohnle
- · Replies 1 ·
Proving the Pythagorean trigonometric identity
- jevanuD
- · Replies 21 ·
Reflect the line 5x - 7y - 13 = 0 across y = -x
- Monoxdifly
- · Replies 4 ·
Finding the line of reflection for B(3, -1) to B'(5, 7)
- Monoxdifly
- · Replies 3 ·
Circle Equation: Solving for x^2 + y^2 + Ax + By = 0 w/y=4/3x
- Monoxdifly
- · Replies 2 ·
How do you calculate the area and arc length of region ABCD using given values?
- jevanuD
- · Replies 1 ·
Ratio of areas of squares - Challenging problem
- Lancelot1
- · Replies 1 ·
What do you call this type of problem?
- jim1174
- · Replies 1 ·
Can You Outrun a Velociraptor in a Circular Enclosure?
- I like Serena
- · Replies 5 ·
What is the resultant force and angle for two forces acting on an object?
- RobertoPink
- · Replies 1 ·
Graduate How Can a Monotonic Spatial Function Uniquely Map 3D Integer Coordinates?
- intervoxel
- · Replies 5 ·
Undergrad Is there another way that these statements can all be true?
- Terry Coates
- · Replies 6 ·
[ASK] What is the area of the wall?
- Monoxdifly
- · Replies 5 ·
Finding a parabola equation from two intersection points
- Monoxdifly
- · Replies 6 ·
[ASK] find abc if a^2bc^3=5^3 and ab^2=5^6
- Monoxdifly
- · Replies 1 ·
F(x) = x2-7 and g(x) = x- 3, find (f º g )(x) [2]
- trevor
- · Replies 3 ·
Math resources to help me learn from scratch
- PeterOwen
- · Replies 1 ·
What is the axis of symmetry of quadratic function f(x)=-2x^2-(1/2)
- Lucas7105
- · Replies 2 ·
What is the tv screen area in square inches of a
- loukatz
- · Replies 2 ·
Is 2/3 Always the Same as 4/6?
- mathdad
- · Replies 9 ·
Solving radical equations x√3+x√2=1
- nek9876
- · Replies 7 ·
Simple algebra solve (1-x)(1-0.03)^2 = 0.667
- bzsmtp
- · Replies 4 ·
How would I prove this by induction?
- tony700
- · Replies 1 ·
Help with parts (b), (c) and (e)
- Joe20
- · Replies 3 ·
Graduate Solving a Mathematical Puzzle: Ways to Fill an Odiosis Board
- TheFallen018
- · Replies 1 ·
Undergrad Why Can't x/(x+1)^2 Be Split Like x/((x+1)(x+2))?
- FS98
- · Replies 2 ·
A center of mass determined triangle: Find the angles of the triangle P_1P_2P_3
- lfdahl
- · Replies 1 ·
Steps for solving a math problem
- Joe20
- · Replies 3 ·
Why does |x + 3| = -6 have no real solutions?
- mathdad
- · Replies 2 ·
Find the Range of a Rational Function.
- mathdad
- · Replies 1 ·
How Do You Determine the Range of the Function y = 2x/(x - 1) Through Graphing?
- mathdad
- · Replies 1 ·
How to Verify a Radical Equation Algebraically?
- mathdad
- · Replies 2 ·
How can a radical equation be verified algebraically without a calculator?
- mathdad
- · Replies 2 ·
How to verify radical equations algebraically without a calculator
- mathdad
- · Replies 10 ·
Jumbo Burrito Cost Comparison: A System of Equations in Two Variables?
- mathdad
- · Replies 2 ·
How long will it take for the jets to be 9128 miles apart?
- mathdad
- · Replies 2 ·
How much did Mark save if Carlos saved a total of 11.40 more than Mark?
- mathdad
- · Replies 6 ·
Undergrad What are the 10 classes of ratios in Greek mathematics?
- Seneka
- · Replies 1 ·
How many glasses total are there?
- amyjojoja
- · Replies 1 ·
High School Why isn't a googol called a google in the naming scheme?
- zuz
- · Replies 10 ·
High School Oscillations in a driven spring
- entropy1
- · Replies 5 ·
What is this? (a subscripted number)
- GangsterWaffle
- · Replies 2 ·
Finding Points of Intersection for Trigonometric Functions
- osafi52
- · Replies 8 ·
Undergrad Can you double a cube using solid geometry and compass-straightedge constructions?
- Thecla
- · Replies 4 ·
Describing the resulting current
- osafi52
- · Replies 1 ·
What is the Result of Plugging g(x) Into f(x)?
- mathdad
- · Replies 4 ·