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 Efficiently Simplifying Nested Logarithms: A Scientist's Guide
- japplepie
- · Replies 3 ·
High School How TI-89 Calculator Rearranged Exponent Confusion - Ben
- Benthal
- · Replies 2 ·
Graduate How to express cos(theta)cos(phi) in spherical harmonics
- Jeffersson
- · Replies 1 ·
Undergrad Cos^2+Sin^2 = 1 even with coefficients?
- Tyrion101
- · Replies 7 ·
High School Length of a missing side no angle given :(
- t3rom
- · Replies 5 ·
Summing Formula Problem [Again]
- susanto3311
- · Replies 2 ·
Fast Calculation [sum] problem
- susanto3311
- · Replies 1 ·
Graduate How to simplyfy a square root term? Phonon dispersion relati
- rwooduk
- · Replies 1 ·
Proving $\sin\left(10^{\circ}\right)$ is Rational or Irrational
- Fallen Angel
- · Replies 2 ·
High School Polynomial fractions simplest form?
- bonodut
- · Replies 10 ·
Graduate What Are the Mysteries of 4D Space and Hypercubes?
- onethatyawns
- · Replies 25 ·
High School Tan^2x =sec^2x-1 also: tan= sec -1 or am I missing something?
- Tyrion101
- · Replies 7 ·
Applying function to entire side of equation, not just terms
- find_the_fun
- · Replies 1 ·
Completing the square when terms are on both sides
- Maddsnicole
- · Replies 2 ·
Undergrad What are some recommended books on RNA and Graph Theory?
- j95
- · Replies 1 ·
Therefore, the roots of the given equation are $x=-4$ and $x=2$.
- led
- · Replies 2 ·
Undergrad Understanding square root of a polynomial
- issacnewton
- · Replies 10 ·
Undergrad How to solve for x? (2/9)x^2 + (4/3)x > 0.5^x
- Superposed_Cat
- · Replies 4 ·
Undergrad Designing function that draws specific output
- NotASmurf
- · Replies 4 ·
Calculate w/ Defective Calculator: Multiply w/ Add, Subtract, & Reciprocal
- Dethrone
- · Replies 11 ·
Graduate Solution to a system of transcendental equations
- Soumalya
- · Replies 17 ·
Undergrad Trigonometry just the conversion factor of coordinate types?
- onethatyawns
- · Replies 5 ·
Prove (p+r)(p+s)(p+t)(p+u)=(q+r)(q+s)(q+t)(q+u)
- anemone
- · Replies 3 ·
Triangle Challenge: Prove 2.5<PQ/QR<3
- anemone
- · Replies 2 ·
Undergrad How to approximate the rate of growth of an integer sequence?
- japplepie
- · Replies 12 ·
Undergrad Papers on Calculus of Variations
- refind
- · Replies 2 ·
Solving for Primes and Evens: $x^n+x^{n-1}+\cdots+x+1=y^2+y+1$
- anemone
- · Replies 2 ·
Length of a side, possible triangle side
- Tsroll
- · Replies 3 ·
Smallest angle where sin θ + 5cos θ = 4
- wadcock
- · Replies 3 ·
Analyzing Electromagnetic Forces in a Two-Sphere System with Insulating Fiber
- Drain Brain
- · Replies 1 ·
Graduate The Perfect Square: Leonardo DaVinci's Renaissance Discovery
- Artit Pongpira
- · Replies 10 ·
Polynomial Challenge: Show $f(5y^2)=P(y)Q(y)$
- anemone
- · Replies 2 ·
Voltage drop across independent current source in parallel with power source
- csmith23
- · Replies 3 ·
Undergrad A good place to find out the meaning of basic math terms
- resurgance2001
- · Replies 6 ·
High School Sum of n consecutive numbers is divisible by n
- Matt
- · Replies 9 ·
Solve 2^(2x+19) = 3^(x-31) with different bases
- lastochka
- · Replies 4 ·
Undergrad Interest Formula for Varying Time Units and Compoundings?
- member 508213
- · Replies 2 ·
Undergrad What are the Real-World Applications of Different Fields in Mathematics?
- SrVishi
- · Replies 2 ·
Graduate How do you chart the fourth dimension on a 3d plane?
- shawnr
- · Replies 12 ·
Prove cos (π/100) is irrational
- anemone
- · Replies 5 ·
Undergrad Why are Fourier series important?
- matqkks
- · Replies 8 ·
What is the Product of a Lot of Cosines?
- caffeinemachine
- · Replies 6 ·
Undergrad Interesting ideas for mathematics presentation
- sunny79
- · Replies 12 ·
Equilibrium Problem: Landscaping Business|Accounts & Maintaining 500
- markn
- · Replies 2 ·
High School Solving for a variable. Hard to do in this simple equation.
- Jon9992
- · Replies 2 ·
Undergrad Determine angle made by a ball inside a rectangle
- rajeshmarndi
- · Replies 11 ·
Graduate What is the magnitude of the cross product y cross x?
- whatisreality
- · Replies 1 ·
High School Calculating Impact Energy for Beginners
- valemark
- · Replies 2 ·
High School Sixty men can dig a post-hole in one second
- Stephen Tashi
- · Replies 19 ·
Does e^{2 \ln{|x|}} = |x^2| or x^2?
- find_the_fun
- · Replies 1 ·
When did you began discussing math and science on the web?
- Stephen Tashi
- · Replies 2 ·
Undergrad Why is time scalar, not vector?
- lowerlowerhk
- · Replies 3 ·
High School Rule of thumb for having a calculator in the right mode?
- Tyrion101
- · Replies 1 ·
Solving for x* in simultaneous equations with lambda constraint
- nacho-man
- · Replies 3 ·
Undergrad What is the finite expansion of a function means ?
- Za Kh
- · Replies 2 ·
Non-Negative Reals and Inequality: A Proof of xy+yz+zx-xyz≤2
- anemone
- · Replies 7 ·
High School Bedmas: Solving Math Problems with Ease
- Simon T
- · Replies 2 ·
Undergrad Why is the angle 90° when magnitude of sum equals magnitude of difference?
- H.D. M A K
- · Replies 3 ·
Finding $b(a+c)$ Given Roots of a Cubic Equation
- anemone
- · Replies 9 ·
Graduate How to decompose the following expression?
- Alec V
- · Replies 11 ·
How is Group Theory Applied in Music?
- Pratibha
- · Replies 2 ·
Trouble with Mechanics Problem
- Tyrzone
- · Replies 6 ·
High School What does it mean to take a positive rational number to a whole number power?
- jim1174
- · Replies 3 ·
Undergrad Which parameter am I missing in determining a straight line?
- grzz
- · Replies 12 ·
Undergrad Program segment question for combinatorics
- Magenta55
- · Replies 2 ·
How to meet other physicists/mathematicans?
- cuallito
- · Replies 5 ·
Find the value of (x+y+z)/(l+m+k)
- anemone
- · Replies 8 ·
Find K in Radians: Integer Solution
- anemone
- · Replies 3 ·
Proving Inequality with Positive Real Numbers $x,\,y,\,z$
- anemone
- · Replies 1 ·
Undergrad A perfect square inside a circle and a perfect square
- gonnis
- · Replies 3 ·
High School Wolfram alpha -- worth it for a beginner to get a wolfram alpha pro acct?
- julianwitkowski
- · Replies 3 ·
Solving for Positive Integer $x$ and $y$ in $\dfrac{2^x}{y!}$
- anemone
- · Replies 3 ·
Find the Value of $12x^4-2x^3-25x^2+9x+2017$ with $x=\dfrac {\sqrt 5 +1}{4}$
- Albert1
- · Replies 4 ·
Graduate What kind of function can be minimized by going "downhill"
- bebop_007
- · Replies 1 ·
High School I think I have a weak formal education in mathematics
- xorg
- · Replies 1 ·
What Is (x+y) Mod 11 If A=52x1y3 Equals 4 Mod 11?
- Albert1
- · Replies 2 ·
Graphing Inequality : lx-yl + lxl - lyl ≤ 2
- Kyle1
- · Replies 1 ·
Looking for cool/fun math-themed gift
- dipole
- · Replies 2 ·
Graduate How Vast Is Graham's Number Compared to Our Universe?
- thetexan
- · Replies 3 ·
Undergrad Given the sum of a series and a term how would you find Tn?
- Superposed_Cat
- · Replies 4 ·
Graduate What really are units? Why can we ignore them, like in class?
- ShlomoBenAmar
- · Replies 37 ·
Solving for $3x+y+2z$ Given Integer Constraints
- anemone
- · Replies 4 ·
Graduate What Is a Composite Number With No Co-Prime Factors?
- Ventrella
- · Replies 2 ·
Graduate Qualifying Exams: How to Interpret This?
- WWGD
- · Replies 7 ·
Undergrad Higher Inverse Order O(n) Explained
- terp.asessed
- · Replies 1 ·
Can Trigonometry and Geometry Prove that ab+pq is Not Prime?
- anemone
- · Replies 2 ·
Finding the Inverse Function Formula for Rational Expressions
- soroban
- · Replies 1 ·
Undergrad Is Dividing by Infinity Mathematically Valid?
- member 529879
- · Replies 3 ·
Undergrad Can I self-study math to improve my skills and advance in my career?
- laviedevote
- · Replies 3 ·
High School Finding a number that can divide evenly into another number?
- jim1174
- · Replies 5 ·
Macroeconomics Case: Debts, Deficits, Interest Rates & Inflation
- veedee
- · Replies 10 ·
Finding Constants for Quadratic Equations
- anemone
- · Replies 2 ·
Fire truck ladder height and reach problems
- Britney Simpson
- · Replies 1 ·
High School How do you know if a fraction is in lowest terms
- jim1174
- · Replies 6 ·
What is the solution to this IQ question on pattern recognition?
- peg leg smith
- · Replies 15 ·
Finding equation of state for gases B and C in thermal equilibrium
- Logan Land
- · Replies 1 ·
Advice on making sure that you're reading the problem correctly?
- Tyrion101
- · Replies 4 ·
Lengths of three segments of a triangle
- anemone
- · Replies 4 ·
Proving a trigonometric identity II
- egillesp
- · Replies 2 ·
Moment of Inertia of a plate with respect to one diagonal
- Fantini
- · Replies 6 ·