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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Piecewise Functions and Domains
- ardentmed
- · Replies 14 ·
How Can You Prove That a²+(b²)² Equals 1994 in Positive Integers?
- anemone
- · Replies 3 ·
High School What is the simplest solution for this math pattern problem?
- lazyaditya
- · Replies 15 ·
Given a quadratic in x, find the cube of x
- ter27
- · Replies 2 ·
High School What are the ratios of width and length for these two rectangles?
- julian
- · Replies 7 ·
Are These the Only Integer Solutions to $y^2 = x^4 + x^3 + x^2 + x + 1$?
- anemone
- · Replies 3 ·
Prove a number is divisible by 2^{2008}
- anemone
- · Replies 2 ·
Trigonometry Challenge: Can You Solve This Equation?
- anemone
- · Replies 2 ·
Need help identifying correct answers to math questions
- squexy
- · Replies 4 ·
Graduate Video Lectures for Upper-Level Mathematics
- Sankaku
- · Replies 90 ·
Undergrad Writing a polynomial expression for the square root of k
- mesa
- · Replies 3 ·
What are the definitions of memoryless, linear, and stable properties?
- nacho-man
- · Replies 1 ·
Triangle Challenge: Prove $p^4+q^4+r^4-2p^2q^2-2q^2r^2-2r^2p^2<0$
- anemone
- · Replies 2 ·
High School What is Division? An Intuitive Explanation
- Mr Davis 97
- · Replies 10 ·
Prove a sum is a composite number
- anemone
- · Replies 6 ·
Understanding RSA Encryption: What Stops Attackers from Calculating d?
- Yankel
- · Replies 8 ·
High School Talking aloud while solving problems
- Mogarrr
- · Replies 10 ·
High School Why is division used to represent ratios like 1 dog to 2 cats?
- Mr Davis 97
- · Replies 4 ·
Simplifying Algebraic fraction
- Spencer23
- · Replies 6 ·
High School What is the technique called for tracing data back to a source?
- Nerdydude101
- · Replies 3 ·
Undergrad Looking for counterexample in inequality proof
- cerealkiller
- · Replies 6 ·
High School Looking for an expression for radicals
- mesa
- · Replies 17 ·
Proving local convergence of a function in mobile network modeling
- majidyusefi
- · Replies 2 ·
Solve Christmas Light Wiring Problem: Series vs Parallel
- Dustinsfl
- · Replies 7 ·
Undergrad Need an equation for artillery
- doom_sharpe
- · Replies 3 ·
High School Why is zero included in our number system?
- DonkeyMaHonkey
- · Replies 6 ·
High School Proving Relationships with Mathematical Induction
- gfd43tg
- · Replies 2 ·
Prove $x^3+y^3+3xyz>z^3$ for Triangle Sides
- anemone
- · Replies 2 ·
Graduate Interpreting the curly bracket notation in Borwein's gamma algorithm
- mesa
- · Replies 4 ·
High School How to calculate 167^0,2 without a calculator
- kev.thomson96
- · Replies 9 ·
What is the Minimum of f(x) Without Using Calculus?
- anemone
- · Replies 6 ·
Undergrad Partial fraction decomposition(small question)
- kevinshen18
- · Replies 3 ·
Equality of Angles: 3 Equal Angles in a Picture
- Drain Brain
- · Replies 4 ·
Can you solve this system of equations with four variables?
- anemone
- · Replies 1 ·
Positive real solutions for a and b in a+b+1/a+1/b+4=2(√(2a+1)+√(2b+1))
- anemone
- · Replies 1 ·
Why is the monkey saddle named after a monkey saddle?
- DiracPool
- · Replies 12 ·
How to workout the exponential curve using x and y values and without excel
- masterims
- · Replies 2 ·
Understanding Inequalities: Why is Option C the Correct Answer?
- squexy
- · Replies 1 ·
Determine the ratio of boys and girls
- burgess
- · Replies 3 ·
Undergrad Numerical oscillation in Simulink simulation
- Tusike
- · Replies 1 ·
Is Isoperimetry as Simple as Symmetry?
- davusdot
- · Replies 1 ·
How can I determine the G 1:3 using given midpoints?
- squexy
- · Replies 5 ·
Convert to a equation in RECTANGULAR coordinates
- shamieh
- · Replies 4 ·
Prove a fraction is a perfect square
- anemone
- · Replies 12 ·
What is the required length of wire A?
- Drain Brain
- · Replies 5 ·
Trigonometric Values Exact Values
- ardentmed
- · Replies 7 ·
Prove tan²x + tan²(x+60) + tan²(60-x) = 9tan²(3x) + 6
- Albert1
- · Replies 3 ·
Find the Radius and Center of a Circle
- squexy
- · Replies 5 ·
Pros and Cons of Using $\arcsin$ vs $\sin^{-1} x$
- I like Serena
- · Replies 23 ·
Undergrad Is the Shell Theorem Valid for Both Solid and Hollow Spheres?
- bobie
- · Replies 16 ·
Undergrad Trying to get a grip on a mechanics problem
- baaa
- · Replies 10 ·
Math/Science Meetups: Pursuing Recreational Interests Together
- gfd43tg
- · Replies 2 ·
Evaluating $m^4-18m^2-8m$ Given $p,\,q,\,r$
- anemone
- · Replies 2 ·
Trigonometry Challenge II: Solving for $m,\,n$ and $A$
- anemone
- · Replies 2 ·
Prove 3 equals the nested radical with consecutive integers
- Albert1
- · Replies 2 ·
High School Fractional Exponents (How is it done?)
- Bored
- · Replies 6 ·
High School How can i show my mathematical theory?
- Master Sashin
- · Replies 15 ·
Graduate Unifying Numerical Math and Symbolic Logic: Has Progress Been Made?
- alvin51015
- · Replies 4 ·
Find Exactly One Triple from $n$ Objects: $\mod{6}$
- maxkor
- · Replies 4 ·
Graduate Can Non-Numerical Methods Effectively Organize Qualitative Data?
- alvin51015
- · Replies 3 ·
Prove $\angle QBR=\angle RSQ$: Geometry Challenge
- anemone
- · Replies 2 ·
Undergrad Learning the language of math?
- Oddbio
- · Replies 14 ·
High School What are the best books for re-learning math?
- MelvinDL86
- · Replies 25 ·
Graduate Dimensional Consistency in Grid Defintions
- Wolfman29
- · Replies 8 ·
How do I find missing angles in trigonometry and geometry?
- clhrhrklsr
- · Replies 8 ·
High School Why do ratios and fractions give the same meaning?
- Miraj Kayastha
- · Replies 1 ·
Find $x$ for $\sum_{k=1}^{x}\lfloor{\sqrt[4]{k}}\rfloor=2x$
- anemone
- · Replies 1 ·
Does the Polynomial $P(x)=x^3+mx^2+nx+k$ Have Three Distinct Real Roots?
- anemone
- · Replies 2 ·
How to Find the Remainder of a Modulo Operation in Factorial Series?
- Albert1
- · Replies 3 ·
Graduate Looking for Borwein's/Zucker's fast algorithm for the gamma function.
- mesa
- · Replies 4 ·
Finding the difference of mixed measures
- clhrhrklsr
- · Replies 1 ·
Undergrad Measuring distance between objects of known size in photo
- HughT
- · Replies 20 ·
Undergrad How do we define trigonometric functions?
- Mr Davis 97
- · Replies 3 ·
Physics: Calculate Emf, Electric Field in Magnetic Field
- Fermat1
- · Replies 3 ·
Graduate Are fractals a dead-end area of maths?
- nomadreid
- · Replies 2 ·
Undergrad Why does base times height give the area of a rectangle?
- davidbenari
- · Replies 7 ·
Undergrad Calculate Height of a Tree - Geometry
- thender
- · Replies 9 ·
Solving $(a+b+c)^2$ for Positive $a,b,c$
- anemone
- · Replies 4 ·
High School Every other odd number representation
- gfd43tg
- · Replies 6 ·
Proving Inequality: $a^{2a}b^{2b}c^{2c} > a^{b+c}b^{c+a}c^{a+b}$
- Albert1
- · Replies 2 ·
Graduate How does one pronounce "Nijenhuis"?
- strangerep
- · Replies 7 ·
Challenging Applied maths question projectiles
- lukesean
- · Replies 3 ·
Math website for fun by one of our members
- I like Serena
- · Replies 1 ·
Graduate Is Mathematical Induction Proven Correctly for $S_{k+1}:2^{k+1}>(k+1)^2$?
- ineedhelpnow
- · Replies 7 ·
Proving identities using demoivre's formula
- Drain Brain
- · Replies 4 ·
Can you prove the inequality challenge?
- anemone
- · Replies 2 ·
Undergrad How can I obtain the convolution output for an input function and operator?
- AlecYates
- · Replies 5 ·
What is the value for $a+b$ in the Polynomial Challenge VI?
- anemone
- · Replies 7 ·
Inverse Functions and "Verifying"
- ardentmed
- · Replies 1 ·
What is the Domain for the Inverse of a One-to-One Function?
- ardentmed
- · Replies 1 ·
High School Something funny I saw while grading
- johnqwertyful
- · Replies 15 ·
Graduate Using Mathematical Induction to Prove a Summation Formula
- ineedhelpnow
- · Replies 5 ·
What Do $V_i=L$ and $V_i=H$ Mean in CMOS Inverters?
- aruwin
- · Replies 2 ·
Find All Possible Solutions to $A$: 9 Digit Number
- Albert1
- · Replies 5 ·
High School Division by 0: A Puzzle That Has Baffled Us for Years
- Nick_85
- · Replies 7 ·
Finding the Value of $n$ in a Rhombus $DBEF$
- Albert1
- · Replies 1 ·
Calculating Screws Needed for 12" O/C Gutter on 100' Building
- clhrhrklsr
- · Replies 1 ·
Graduate Finding integer solutions to 7391049=a^2 + 8b^2 + 27c^2 + ... with 11 variables
- MagnusM
- · Replies 1 ·
Undergrad Does this function have a name?
- guysensei1
- · Replies 8 ·
High School Is It Proved That All Primes End With 1,3,7,9?
- wellorderingp
- · Replies 8 ·