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.
Sub-forums
Threads
A,B,C,D cocyclic prove AC^2=AB×AD+BC^2
- Albert1
- · Replies 1 ·
Where is Bisector Valley
- Ilikebugs
- · Replies 3 ·
High School How do I determine angle equality in this graph?
- Const@ntine
- · Replies 8 ·
Are the coordinates of the vertices of this triangle all integers?
- chucktingle
- · Replies 3 ·
How to show that the Fibonacci sequence is a divisibility sequence?
- FallArk
- · Replies 1 ·
Undergrad How can I accurately calculate transferred spin in my 2D physics engine?
- Tull
- · Replies 3 ·
Calculating Ratio of $\overline{BP}$ to $\overline {PN}$ in Hexagon $ABCDEF$
- Albert1
- · Replies 1 ·
High School Some questions about trigonometry
- awholenumber
- · Replies 14 ·
Undergrad Relationship between the radius and area of liquid in a cylinder
- JohnnyGui
- · Replies 6 ·
What is the value of K in the equation 21K = 1?
- Jason76
- · Replies 7 ·
How do I find where (4 - 4x²)/(x² + 1)² > 0?
- mathdad
- · Replies 10 ·
Math major hired with higher salary after completing degree
- dkotschessaa
- · Replies 19 ·
How Accurate Is The Man Who Knew Infinity in Portraying Ramanujan's Life?
- jedishrfu
- · Replies 15 ·
Where do I start a math project?
- Ilikebugs
- · Replies 11 ·
Proving the Similarity of Two Acute Triangles with Perpendicular Lines
- Albert1
- · Replies 2 ·
High School Shape of hole for vertical pipe through sloped ceiling
- guyburns
- · Replies 2 ·
Undergrad What is a good way to introduce Wilson's Theorem?
- matqkks
- · Replies 1 ·
Undergrad How to motivate the study of Fermat's Little Theorem
- matqkks
- · Replies 5 ·
High School Factoring a number and prime numbers?
- awholenumber
- · Replies 19 ·
Therefore, the volume of the rectangular prism is 84 units cubed.
- 682357
- · Replies 3 ·
Proving Perpendicular Motion of Two Colliding Spheres
- markosheehan
- · Replies 1 ·
Mass of 78 cm³ of oxygen at room temperature and pressure
- markosheehan
- · Replies 6 ·
Quadratics: Quadratic Equations
- James400
- · Replies 4 ·
Quadratics: How to determine parabola equation.
- James400
- · Replies 4 ·
High School How do I factor a polynomial?
- awholenumber
- · Replies 4 ·
Undergrad What is the purpose of cross multiplication in vector multiplication?
- hani14
- · Replies 2 ·
High School Solving (-2)^(n-1) = 2^8 for n
- barryj
- · Replies 18 ·
Why is Water Less Dense than Ethanol?
- markosheehan
- · Replies 2 ·
Undergrad Is there any solution to the equation x^(0.5)+1=0?
- Alan Lugano
- · Replies 15 ·
Undergrad Can the equation √(x+15) + √x = 15 be solved exactly?
- dyn
- · Replies 2 ·
High School Graphing a*b^0.3=constant: Which Variable Goes on the Y-Axis?
- mech-eng
- · Replies 9 ·
High School Why does 20x² − 1 only have prime factors ending in 1 or 9?
- Janosh89
- · Replies 15 ·
High School How Do Variables and Constants Differ in Mathematics?
- rahaverhma
- · Replies 7 ·
Prove 1/x^2+1/xy+1/y^2=1 has no real solution
- Albert1
- · Replies 1 ·
Find A in abcd=A(four digital number) is a perfect square ,given ab=2cd+1
- Albert1
- · Replies 2 ·
Why does the square root give two answers for positive numbers?
- mathdad
- · Replies 6 ·
How Much Netting Does Rita Need to Cover a Rectangular Area?
- mathdad
- · Replies 2 ·
How Do You Calculate Profit from Selling T-Shirts?
- mathdad
- · Replies 4 ·
Undergrad How to Calculate an Offset for Centre of Gravity using Weight and Distance?
- cps.13
- · Replies 1 ·
How Many Baseball Cards Could Each Person Have Received at the Stadium?
- mathdad
- · Replies 2 ·
Find remainder when (2∗4∗6∗8⋯∗2016)−(1∗3∗5∗7⋯∗2015) is divided by 2017
- kaliprasad
- · Replies 2 ·
Finding Missing Angle Within A Triangle
- ychst
- · Replies 6 ·
Undergrad Can Division by Zero Be Solved in Mathematics?
- IDK10
- · Replies 2 ·
High School Math olympiad basic number theory problem
- timetraveller123
- · Replies 15 ·
Difference between prime factors, GCF and LCM
- kupid
- · Replies 4 ·
How many triangles can be proclaimed as right angled ?
- Albert1
- · Replies 4 ·
High School Is the Proof for If a Divides b^2, then a Divides b Correct?
- MandelbrotI
- · Replies 25 ·
Find Value of $x-y+z$ in $x,y,z \in N$
- Albert1
- · Replies 2 ·
How to Solve a Log Equation with Different Bases?
- mathdad
- · Replies 5 ·
High School What is a good book to learn about elementary mathematics?
- awholenumber
- · Replies 8 ·
Undergrad Graph Theory: I understanding the corollaries
- Terrell
- · Replies 2 ·
Finding Side Lengths: Where to Begin?
- Ilikebugs
- · Replies 3 ·
High School Are Hypercomplex Extensions Like g²=i Practically Useful in Mathematics?
- Isaac0427
- · Replies 3 ·
Finding actual rafter length from scale drawing measurement
- Eabzolid
- · Replies 7 ·
What are the steps to solving simultaneous equations using substitution?
- blackfriars
- · Replies 3 ·
Graduate Every graph GG containing a cycle satisfies g(G)≤2d+1
- Terrell
- · Replies 10 ·
Is MathTV the Number One Online Resource for Precalculus Help?
- mathdad
- · Replies 8 ·
I need to find the midpoint of ST
- mathdad
- · Replies 10 ·
High School Calculate angles from infomation given
- sunzone
- · Replies 9 ·
Useful facts Indeed Finding A Mersenne Prime
- Ilikebugs
- · Replies 6 ·
Ratios and proportion: Scaling
- Eabzolid
- · Replies 3 ·
Sum of 2 Primes: 45 - (2 Digit Integer)?
- Ilikebugs
- · Replies 4 ·
Undergrad The creation of open problems in Mathematics
- flamengo
- · Replies 2 ·
Function - one linear, one rational - is the following True or False
- bigazonk
- · Replies 2 ·
High School What did the Hidden Figures women actually contribute to the space program?
- observer1
- · Replies 14 ·
Prove a_n=⌊2^n√2⌋ contains infinitely many composite numbers
- lfdahl
- · Replies 3 ·
Can the Sum of Two Unknown Variables be Determined with Limited Information?
- arch1
- · Replies 3 ·
Graduate Paper About the Riemann Zeta Function
- David Neves
- · Replies 2 ·
What is the formula for calculating pulley diameters and rates of revolution?
- Eabzolid
- · Replies 6 ·
Measuring how close a rectangle is to being a square
- Yankel
- · Replies 3 ·
"Bearing" question - finding distance between two objects
- tantrik
- · Replies 2 ·
The Magic of Algebra: Solving Word Problems with Equations
- mathdad
- · Replies 4 ·
How many dimes does Ginger have?
- mathdad
- · Replies 6 ·
RSA Explained: Intro for Layman, Number Theory Basics
- matqkks
- · Replies 2 ·
Finding vertex B given altitudes from B to sides AC and BC
- Yankel
- · Replies 5 ·
High School Are All Points on a Sphere Considered Dimensions?
- tommy payne
- · Replies 4 ·
Chain length from weight using ratios and proportions
- Eabzolid
- · Replies 9 ·
Undergrad What resources are there for RSA for the layman?
- matqkks
- · Replies 3 ·
Can HSO4⁻ act as both an Arrhenius acid and Bronsted-Lowry base?
- markosheehan
- · Replies 1 ·
Finding the missing numbers in a table pattern
- Ilikebugs
- · Replies 11 ·
Find a solution using the table
- bigazonk
- · Replies 1 ·
Expressing a polynomial P(x)=(x−a)^2(x−b)^2+1 by two other polynomials
- lfdahl
- · Replies 2 ·
How Can You Expand a High-Power Binomial Expression Using a Shortcut Technique?
- tiffanyfm
- · Replies 1 ·
High School Retired Statistician Proves GCI Theorem
- jedishrfu
- · Replies 1 ·
Wire cut into two pieces bent into squares with total area 5L²/128
- mathdad
- · Replies 18 ·
Undergrad Finding the error in i^4 = 1^4 proof that 1 = -1
- Ajgrinds
- · Replies 7 ·
Undergrad Angle between vectors via scalar product vs vector product
- andylatham82
- · Replies 3 ·
Water draining through three holes at different heights
- Monoxdifly
- · Replies 2 ·
What is the Perimeter of Triangle ABC?
- mathdad
- · Replies 2 ·
Find y-coordinates of the Points
- mathdad
- · Replies 2 ·
Find Center and Radius of Circle
- mathdad
- · Replies 2 ·
Undergrad Micromass' big October challenge
- micromass
- · Replies 125 ·
How Do A and B as Roots Verify the Properties of a Quadratic Equation?
- mathdad
- · Replies 11 ·
How can language proficiency affect understanding of math concepts?
- mathdad
- · Replies 6 ·
What are the 11 General Orders of a Sentry in the US Navy?
- mathdad
- · Replies 17 ·
How do we find the sum of the roots in a quadratic equation?
- mathdad
- · Replies 4 ·
How Do You Write an Expression for the Cost of Running a Machine?
- mathdad
- · Replies 3 ·
Third degree polynomial with zeros 6 and –i passing through (2, –10)
- lashia
- · Replies 5 ·
What are f(0), f(1), and f(-1) in the equation f(x)= 2x^2- 3x+ 7?
- mathdad
- · Replies 2 ·
Incircle and circumscribed circle prove :d=√(R(R−2r))
- Albert1
- · Replies 1 ·