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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Graduate Can All Subnumbers of a Number Be Prime?
- micromass
- · Replies 16 ·
Undergrad Function for line segment configuration between dots
- Labyrinth
- · Replies 6 ·
Solve $(1+x^2)(1+x^3)(1+x^5)=8x^5$: Real Solutions
- anemone
- · Replies 10 ·
Undergrad Hyperbola: Why Two Branches Facing Opposite Directions?
- parshyaa
- · Replies 1 ·
Simplifying a square root expression
- tmt1
- · Replies 6 ·
Graduate Challenge: splitting an angle into three equal parts
- MartinV
- · Replies 7 ·
How can this inequality be proven for positive values of a, b, c, and d?
- Albert1
- · Replies 5 ·
What is the value of s in the equation 1/2 + 2/5s = s - 3/4?
- EngineerJay
- · Replies 4 ·
Simplify thisIs My Expression Simplification Correct?
- tmt1
- · Replies 2 ·
High School Smallest number whose sin(x) in radian and degrees is equal?
- Phys12
- · Replies 10 ·
Derive a Generalised Formula for c-d with Respect to θ
- mfaisal
- · Replies 1 ·
Partial Fraction Simplification
- tmt1
- · Replies 1 ·
Undergrad Find the square root of (-2-3)^2?
- parshyaa
- · Replies 11 ·
High School What Does Time Squared Really Mean in Physics?
- marioisaac
- · Replies 18 ·
Undergrad Where Should the Bridges be Built to Minimize Road Length?
- Andreas C
- · Replies 4 ·
High School Learning Math from scratch. Need Help
- FishBowl44
- · Replies 11 ·
How to Evaluate This Interesting Expression?
- anemone
- · Replies 4 ·
Undergrad Is this proof of the least common multiple theorem in number theory valid?
- River Robles
- · Replies 1 ·
Undergrad Calculating the Surface Area of a Sphere: How Does it Differ?
- AyoubEd
- · Replies 5 ·
Solution to Trigonometric System
- anemone
- · Replies 3 ·
Clarifying some rules on solving quadratic equation
- NotaMathPerson
- · Replies 4 ·
Undergrad Is it possible for an ellipse to have only one focus?
- parshyaa
- · Replies 13 ·
Graduate Has anything similar to the Riemann hypothesis ever solved
- mustang19
- · Replies 2 ·
Simplifying an expression with exponents
- tmt1
- · Replies 1 ·
Combined Buoyancy and Dynamics of Moving Mechanical Systems
- shoutie1980
- · Replies 2 ·
Undergrad Proof of double angle formulas using Euler's equation
- SamRoss
- · Replies 2 ·
Can you solve this right triangle puzzle with a unique angle ratio?
- Wilmer
- · Replies 6 ·
Prove Inequality Problem for Real Numbers $a, b, c$ with $a + b + c = 1$
- anemone
- · Replies 5 ·
Formula for calculating DPS (damage per second)
- El Demente
- · Replies 2 ·
Undergrad Multivariable function that is injective?
- NotASmurf
- · Replies 10 ·
Undergrad Transformation needed to fit three conditions
- nomadreid
- · Replies 8 ·
Evaluate Quotient: $ab+cd \over ad+bc$
- anemone
- · Replies 7 ·
How Do You Calculate Loss Percentage in a Quadratic Equation Problem?
- NotaMathPerson
- · Replies 2 ·
Undergrad What is *not* a Vector Function?
- nweissma
- · Replies 5 ·
Undergrad Proving an inequality from an equation
- Happiness
- · Replies 7 ·
Graduate Is this a valid physical analogy for the Riemann Hypothesis?
- mustang19
- · Replies 5 ·
Undergrad Math to understand Monstrous Moonshine?
- CuriousLearner
- · Replies 1 ·
What is the ratio of sin 5x to sin x in this Trigonometric Challenge?
- anemone
- · Replies 2 ·
Evaluate Fraction: Simplify $\frac {x^2 + 1 - 1}{x^2 + 1}$
- tmt1
- · Replies 2 ·
Proving the Relation between $a,\,b,\,c$ and $x,\,y,\z$
- anemone
- · Replies 2 ·
High School What are the foci of an ellipse?
- avito009
- · Replies 6 ·
Undergrad Can an envelope curve cut its member curve twice?
- Happiness
- · Replies 3 ·
High School Very simple Trig question about adjacent sides
- Liam C
- · Replies 7 ·
Inverse variation or direct or neither?
- woof123
- · Replies 1 ·
What Is the Fastest Method to Solve This Complex Fraction Equation?
- NotaMathPerson
- · Replies 2 ·
High School Dividing the jewel maker's diamonds -Riddle (Easy)
- Andreas C
- · Replies 2 ·
What is the value of the floor function challenge?
- anemone
- · Replies 2 ·
High School Solving absolute value equation
- Mr Davis 97
- · Replies 1 ·
High School Unraveling the Mysteries of Unsolved Geometry Problems
- Einstein's Cat
- · Replies 2 ·
Find Real Solutions: Solving $\sqrt{4a-b^2}=\sqrt{b+2}+\sqrt{4a^2+b}$
- anemone
- · Replies 2 ·
Undergrad Basel problem, primes and π²/6
- Borek
- · Replies 5 ·
Find the ratio of lines in a circle
- mitaka90
- · Replies 3 ·
How can we prove the inequality challenge for positive real numbers?
- anemone
- · Replies 3 ·
Converting 5/9 to decimal in fraction equation with F=77
- Duckfan
- · Replies 1 ·
Undergrad Question About Long Division of Polynomials
- kyphysics
- · Replies 6 ·
High School How can I perform decimal computation by hand?
- Mr Davis 97
- · Replies 5 ·
Undergrad Sqrt(a) + sqrt(b) = r, can r be whole?
- johann1301h
- · Replies 11 ·
High School Finding the first 40 positive odd integers
- Mr Davis 97
- · Replies 2 ·
Palindromic Primes: Find A from 1000-2000
- Albert1
- · Replies 3 ·
Equation for Finding Solutions of x and y
- Albert1
- · Replies 9 ·
How can I divide a polynomial by (x+k) using synthetic division?
- markosheehan
- · Replies 1 ·
High School How many rings can you guess? -Riddle
- Andreas C
- · Replies 9 ·
My First Algebra Question: Associative Property
- Duckfan
- · Replies 1 ·
Undergrad What are monomials, binomials, and polynomials?
- kyphysics
- · Replies 1 ·
Undergrad Prove slant surface of a cone is always a circular sector
- Happiness
- · Replies 3 ·
High School How to find out various sine values from its graph.
- Phys12
- · Replies 3 ·
High School My combination theorem : square
- fatay
- · Replies 3 ·
Undergrad Calculating Headwind Component for Trigonometric Wind Triangle Problem
- Cristiano
- · Replies 4 ·
Undergrad How do you prove the sum of squares 1+4+9+16+... equals 0?
- Qemikal
- · Replies 10 ·
High School Discovering Patterns in Pi: Is It Possible?
- thetexan
- · Replies 6 ·
Throwing in Towel: Finding an LCD for 186 and 300
- Duckfan
- · Replies 8 ·
Solving for $X$: Find $X$ When $X=Y^2$
- Albert1
- · Replies 1 ·
Undergrad What is the opposite of epsilon
- Pjpic
- · Replies 7 ·
How Can These Trigonometric Equations Be Solved?
- matyw
- · Replies 4 ·
How to Prove the IMO Inequality Challenge for Positive Reals?
- anemone
- · Replies 2 ·
Surjectivity of x²+3 for Real Numbers: Testing for Surjectivity
- markosheehan
- · Replies 3 ·
Undergrad Turning radius of curved plane on an inclined plane
- karen_lorr
- · Replies 4 ·
Algebra word problem: finding the distance
- NotaMathPerson
- · Replies 5 ·
Interview with a Mathematical Physicist: John Baez Part 2 - Comments
- john baez
- · Replies 10 ·
Undergrad Solve for the offset of two sin waves
- NotASmurf
- · Replies 1 ·
High School How is it that mathematics describe reality so well?
- raphalbatros
- · Replies 27 ·
Undergrad Is this condition for infinite roots wrong?
- vopros217
- · Replies 4 ·
Compare 2^2016 and 3^2017·7^604
- anemone
- · Replies 2 ·
What is the Cost of One Jump Ring in a $8 Pack of 1000?
- Enoonmai
- · Replies 3 ·
Graduate Function which measures "error"
- hunt_mat
- · Replies 5 ·
High School In trigonometry, what is the period of a wave?
- awholenumber
- · Replies 15 ·
Word problem: distance and profit
- NotaMathPerson
- · Replies 2 ·
Solve System of Equations: 4x^2+25y^2+9z^2-10xy-15yz-6xz=0
- kaliprasad
- · Replies 4 ·
Word problem: distance traveled
- NotaMathPerson
- · Replies 1 ·
Undergrad I feel like I worry more than necessary.
- Eclair_de_XII
- · Replies 5 ·
Graduate The factorial of a rational number, the gamma function not used
- H.B.
- · Replies 16 ·
What is the justification for A being a scale drawing of B and an enlargement?
- woof123
- · Replies 1 ·
Word problem : income tax and mixture
- NotaMathPerson
- · Replies 16 ·
Setting up a revenue equation without a given quantity
- NotaMathPerson
- · Replies 1 ·
Rational Root of $ax^3+bx+c=0$ is Product of 2 Rational Roots
- kaliprasad
- · Replies 1 ·
High School How Do Theta, Opposite Side, and Hypotenuse Relate in Trigonometry?
- awholenumber
- · Replies 6 ·
Undergrad When is a quadratic function more efficient than a linear function?
- quicksilver123
- · Replies 16 ·
Solve Number Theory Problem to Find Time for Express Bus
- Marcelo Arevalo
- · Replies 4 ·
How many 10-digit numbers can be formed with product of digits equal to 2^{27}?
- Marcelo Arevalo
- · Replies 3 ·
High School How to Read the Index of a Calculus Textbook?
- gede
- · Replies 1 ·