General Math Forum

Graduate What does the capital O operator mean in physics?

High School How do I zoom in and out on a quadratic graph?

Undergrad Period of cos(2πx)sin(2πx) and its generalization

High School Why do we use base 10 if we count from 1 to 10, not 0 to 9?

Undergrad Which math subjects should I study to improve my language

Undergrad Examples of Perceived Patterns Proven Wrong

Undergrad Understanding Inverse Functions and Notation Confusions

High School Good course in training calculus skills?

Graduate What is the lowest known complexity for multiplication?

High School Finding a fraction of a number

High School Is the probability that today is monday is 1/7?

High School Word problems and liner equations

Graduate Does infinity multiplied by infinity equal infinity?

High School Why is 0! equal to 1 in mathematics?

High School Phone number puzzle with area code, prefix and suffix clues

High School A formula of the product of the first n integers?

High School Solve the Mystery of Brown's Cheque: Absent-Minded Clerk

Graduate Minimize vertices distance between triangles

High School Are |m-n| and |n|-|m| the same?

High School Rational Numbers: Is 1 a Rational Number?

High School Struggling to Understand Polynomials?

Graduate Demonstration binôme de Newton (a+b)-n

High School Solving 3 Variables with 2 Points: Can We Do It?

Undergrad Determination of past vs future probability

High School Calculating Tangents - Without the Calculator

Undergrad How Is the Inductive Hypothesis Used in Proof Writing?

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High School Is Separating Negative Numbers in Math Valid?

High School What is the value of y in y = ±√(5x)?

Undergrad Dodecahedrons and icosahedrons in nature?

Undergrad What is the meaning of 'Reduced to Quadrature' in numerical integration?

Graduate A true, unprovable and simple statement

Undergrad Even and odd Functions question

High School Grade 11 Physics for Electricians: Algebra Basics

High School What Is The Meaning Of 0 In Math?

High School For which value of x is each rational expression not defined?

Undergrad Solving Nonconsecutive Fibonacci Challenges

High School Determining whether equations are functions

High School Help Me! Solving Maths Basics - Car in Water

Undergrad How Do You Make 'z' the Subject in This Trigonometric Formula?

Undergrad Should pi be defined as circumference over radius instead of diameter?

High School Cryptarithmetic puzzle with linked addition problems

Undergrad If I want to teach myself math

Graduate Modular Arithmetic and Exponential Towers: Solving the Power Tower Puzzle

Undergrad Finding the gradient of a chord on the parabola y² = 2x

High School What makes a triangle combination legal or illegal?

Undergrad Finding the next term in the sequence 1,4,9,61,52,63,94,46,18,001,121,441,961,691,522,652

Undergrad For all numbers n, N* = 32-n. (n*)*

High School What is the formula for finding the volume of a trapezium?

High School How to Graph Linear Equations and Determine Their Intersection Point?

High School Does order of magnitude depend on the entire number or just decimal places?

Undergrad Simplify (n^2 + 2n + 3)/(2n^3 + 5n^2 + 8n + 3) to 1/(2n + 1)

High School Alternate angle for sin (2*theta) ?

Undergrad Estimating Position with Noisy Acceleration Sensor

Graduate How to express part-whole relations in mereotopology with car and tire example

High School Is -4x the slope when graphing x²-4x+3?

Graduate How do I evaluate the sum of 100 P i for i from 1 to 100?

Graduate Theorem 10: Prime Counting Function and Loglog x

High School How do I get theta out of this equation?

Graduate Elegant Notation: Intersection of Inequalities

High School Hows and Whys of Exponents (and other tidbits)

High School Is the square root of a prime number always going to be irrational?

Undergrad Converting x^2+4x+y^2+y+4=0 to circle form

Undergrad Binominial theorem proof without induction

Graduate Fermat's Last Theorom - where can I get the proof?

Graduate Russian refuses math's highest honor

Undergrad Usign postulates to prove validity of a theorem

Undergrad Sign Function: Different Representation?

High School Weight and Gravity Relationship in Standing Objects

High School Why does the distribution rule work in algebra?

High School When should I start reviewing Calculus while reviewing Algebra?

High School Are all irrational numbers rational?

Undergrad Direct proof that sqrt(2) is irrational

Undergrad Why do I make math errors and how can I prevent them?

High School How do in-order and post-order tree traversals work?

Undergrad Proving Connectedness of Cycle Graphs: An Alternative Approach

High School Does DeMorgan's theorem apply to logic gate calculations?

High School Why can't you apply square roots to individual terms like division?

Undergrad How to get from one trig equation to another algebraically

Undergrad An equation with a proportion in it

High School An infinite amount of integers?

High School To Study Math or not to Study Math

Undergrad What is the simplified trigonometry procedure?

High School What are some fun number tricks for kids to learn?

High School Simple maths but i don't understand why (about recurring decimals or repeating)

High School How can I tell how many four sided shapes are here?

Graduate What is the analytical solution to a particle decay problem on a line?

Undergrad Equations of motion and Navy deck guns

High School What does the function machine do with numbers 1, 2, 4, and 7?

High School What is the correct quadratic formula for solving this physics problem?

Undergrad Project 251A: calculating area of dynamic shapes

Undergrad Artice M. David: The Fourier Transform

Undergrad Visual Proofs in Mathematics: Does Pictures Tell More than 1000 Words?

High School Constructing 3D Figures from Polygons