General Math Forum

Undergrad What Are Fractional Roots and Why Do They Confuse?

Undergrad Working Out Trig Ratios for Angles with Large Fractions in the Unit Circle

High School Converting 450cm³ to cubic centimeters

Graduate Can Infinity Multiply by Zero to Create Something Out of Nothing?

High School How much programming knowledge does a mathmatician need?

Undergrad Find Pythagorean Triples with My Formula

Undergrad Is Fuzzy Logic a Pseudoscience or a Valid Mathematical Branch?

Undergrad Addition and subtraction formula, proving identities

High School Simplifying tan x/sin x + 1/cos x

Undergrad What is the error in this proof?

High School Why does the graphical method of multiplication work?

High School Why 1 degree corresponds to 60 min?

Undergrad How do I find a best-fit function for a curve with negative slope?

Graduate How Does Personal Exploration Influence Mathematical Understanding?

Undergrad What is the Relationship Between Angles and Dimensions?

Undergrad Prove that 1³+2³+3³+...+n³=(1+2+...+n)²

Undergrad What is the solution to the diagonal garden path problem?

High School Simplifying Expressions: Understanding Solutions and Common Factors

High School Where to find calculus resources with animations for 12th grade

Graduate Shortest path on dynamic graph

Graduate Proof that sqrt(6)-sqrt(2)-sqrt(3) is irrational

Undergrad Calculate Size of Small Rectangles to Fill Max Area in Encompassing Rectangle

Undergrad How can logarithms help solve an equation involving trigonometric functions?

High School What are common logarithms?

High School How Long Would It Take to Try Every Combination on a 0-59 Dial Lock?

Undergrad I'll let you know how this turns out. Wish me luck!

Graduate Quantum Computers: Models Analagous to Turing Machines

Graduate Proving Euclidean transformations as compositions of hyperplane reflections

High School How do i calculate the power x

High School Where Did the Other Dollar Go? 3 Men Pay $9 Each For Room

High School Books for self-learning Calculus?

Graduate Calculating the Sum of Odd Digits in Powers of 2: A Fascinating Number Property

Undergrad Linear second-order recurrence sequences

High School How Many Cans of Paint and Window Coverings Are Needed for These Tasks?

Undergrad Proving that a plane intersecting a cylinder creates an ellipse

High School Transposing Formula: How to Make "l" the Subject

High School Are the Results of These Irrational Number Operations Also Irrational?

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High School Arithmetic versus mathematics.

Undergrad Finding a diagonal of an arbitrary quadrangle knowing the other diag

Undergrad Possible to Multiply or Divide Infinities?

Undergrad How to Solve the Equation (x)^x^3=3?

High School If A-M equals 202, what is N-Z?

High School Which kind of graphing calculator should I buy?

Undergrad Math Requirements for Engineering: What Do I Need?

Undergrad How long should you struggle with a proof before reading the solution?

Undergrad Godel Escher Bach: Interesting number sequence

High School Good Phys. Knowledge vs. Good Math Knowledge

Graduate How do/should you study math? (graduate level)

Undergrad Finding an increasing sequence of 11 terms in a 101-element sequence

High School Beautiful formulas in mathematics and physics

Undergrad Finding the derivative of (x^2 + 3x)^ln(x)

High School Solving a Basic Math Contradiction

High School Why is a degree-two polynomial called quadratic if quad means four?

Undergrad Finding Dimensions and Maximum Area for Geometric Shapes

High School Do zombies multiply exponentially?

Undergrad What is the mathematical measurement of surface roughness?

High School Cos^2 - Sin^2 = Cos(2a): Shaum's Solution

High School Period and cycle of a function .is the same thing, no?

High School Solving for X involving Square Roots

Undergrad 1)A sequence is defined by Tn= Tn-2/Tn-1 for n>=3 with T1=20 and T2=2.

High School Solving Math Problems without a Calculator

Undergrad Solving a+ar+ar^2=7 and a^3+a^3r^3+a^3r^6=73

Undergrad How would one factor this by hand

Undergrad Are the Sum of Two Functions Always Equal to the Sum of their Individual Parts?

High School If cosine is equal to -12/13 Find sine and tangent in Quadrant

High School How to Simplify Factorization?

Undergrad What are projections for? When do we need to use them?

High School Who invented the quadratic equation and how is it proved?

Undergrad How do three known points on a circle identify a major or minor arc?

Undergrad Calculating Circular Arc Length: Radius, Angle, and Unknown Center

Graduate Problem of distinct integers chosen from the arithmetic progression

High School How did Pythagoras come up with a^2+b^2=c^2?

High School How to get PI without the PI key?

Undergrad How can we easily find the volume of a tetrahedron with known side lengths?

Undergrad Why does spaghetti always break into three or more pieces when bent?

Undergrad Time for pipe A to fill tank if pipe B is closed

Graduate Complexity Class: O(f) Where f:N->N

High School What does the 'not equal to' sign mean?

High School How do I calculate the volume of an irregular container using styrofoam beads?

Graduate Twin Primes and Brun's Constant

Undergrad Looking for some tuition advice

High School How to do 1565 x 1197 in 10 seconds without a calculator and paper?

Graduate Proving bc=d for Cubic Function with r=-s

Undergrad Calculating Distance and Variables for a Plaster of Paris Cannon

Undergrad Applied mathematics: What can I expect to study?

High School Why does 1=1^(4/4)=(±1^(2))^(2/4) lead to a contradiction?

Undergrad Solve Water Mixing Problem: Volume K Tank of Alcohol

Graduate What your favorite variation of : Euler's Formula