General Math Forum

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.

Threads

High School Solving Equality w/ 2,3,4,5,+,=: Two Ways?

  • T@P
  • · Replies 9 ·
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9

Logic & Derivation: Find Resources & Lessons

  • Miraploy
  • · Replies 2 ·
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2

High School Find Exponential of 6 on a Calculator

  • skan
  • · Replies 3 ·
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3

Undergrad What are the axioms of deduction?

  • MathematicalPhysicist
  • · Replies 13 ·
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13

Undergrad Understanding Boolean Functions & 2-Valued Algebra

  • cepheid
  • · Replies 8 ·
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8

Graduate Are g(t) = f(t) + f(-t) and g(t) = f(t/2) time variant and non-causal filters?

  • skan
  • · Replies 2 ·
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2

Undergrad Is X^x = -2 a Realistic Equation?

  • Alkatran
  • · Replies 19 ·
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19

High School How Do You Understand Slopes and Calculate Overlapping Areas?

  • skan
  • · Replies 1 ·
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1

Undergrad Solving Closest Values of x to Zero: Formula to Make it Easy

  • john425
  • · Replies 3 ·
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3

High School Is the Square Root of 0 Undefined?

  • Alkatran
  • · Replies 14 ·
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14

Undergrad What is the Shortest Cord Length for Clock to Outlet?

  • PRodQuanta
  • · Replies 6 ·
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6

High School Quadratic Equation Straight Line

  • roger
  • · Replies 6 ·
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6

Why Do Some Mathematicians Struggle with Basic Math?

  • Chrono
  • · Replies 59 ·
2
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59

Undergrad Solve simultaneous equations with logarithms

  • footprints
  • · Replies 21 ·
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21

High School How Can Two Equations Have Multiple Points of Intersection?

  • bob4000
  • · Replies 1 ·
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1

Undergrad Solving Quadratic Equations: (-2,5), (2.5,18.5) Answers Explained

  • bob4000
  • · Replies 5 ·
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5

High School Solving a Basic Trigonometry Doubt: Where to Learn?

  • skan
  • · Replies 3 ·
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3

High School Why do we equal equations to 0 (zero)?

  • Leo Duluc
  • · Replies 6 ·
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6

High School What is the solution to this equation involving cats, dogs, and lambs?

  • Bad_Boy_Blue
  • · Replies 4 ·
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4

High School Understanding Fourier Series Basics

  • Zurtex
  • · Replies 4 ·
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4

High School Algebra Story Problem: Big and Little Jesse's Walking Challenge

  • GuMdRop
  • · Replies 13 ·
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13

High School How Can I Isolate the Variable K in a Math Equation?

  • dumb dumb
  • · Replies 3 ·
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3

Undergrad Identifying a Counterfeit Coin Using a Simple Balance: A Mathematical Challenge

  • Chikawakajones
  • · Replies 6 ·
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6

Undergrad What is the solution to the Maths Olympiad problem involving sine?

  • Gotcha
  • · Replies 16 ·
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16

Undergrad Fermat's theorem disproved (not really)

  • theCandyman
  • · Replies 2 ·
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2

Graduate Show it without using induction?

  • 3.14lwy
  • · Replies 8 ·
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8

High School Why Does Multiplication of Negative Numbers Yield Positive Results?

  • anuj
  • · Replies 7 ·
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7

High School How Do You Complete the Square for x^2 + 3x + 4?

  • iNsChris
  • · Replies 6 ·
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6

Undergrad What is the radius of the table?

  • loli12
  • · Replies 1 ·
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1

Undergrad Solve Logarithm Equation 7^2x - 5*7^x - 24 =0

  • vt33
  • · Replies 3 ·
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3

High School Maximizing Your Score on the SAT Math Section

  • UESolarElect
  • · Replies 8 ·
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8

High School Solving the Puzzle: Cow Rope Length in Round Meadow

  • niko2000
  • · Replies 7 ·
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7

High School Is 0.9~ equal to 1 in mathematical calculations?

  • Gara
  • · Replies 12 ·
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12

Undergrad How do I find the values of A, B, and C in a polynomial with the given factors?

  • footprints
  • · Replies 15 ·
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15

Graduate William Lowell Putnam Competition

  • vsage
  • · Replies 6 ·
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6

High School What is the required speed to average 60 MPH for a car trip with varying speeds?

  • lrandf
  • · Replies 7 ·
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7

High School What is the purpose of imaginary numbers and how do they work?

  • NanakiXIII
  • · Replies 60 ·
3
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60

New Number System Allows Pi to be Exact

  • Zuryn
  • · Replies 4 ·
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4

Undergrad Slicing dice and cutting corners

  • Sariaht
  • · Replies 2 ·
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2

Undergrad What is the curious relationship between exponential and logarithmic functions?

  • drag
  • · Replies 3 ·
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3

Graduate Should You Share Your Revolutionary Science Theory Online?

  • TK
  • · Replies 3 ·
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3

Graduate Math courses for next semester.

  • gravenewworld
  • · Replies 2 ·
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2

Undergrad Numbers with Non-Decreasing Digits

  • e(ho0n3
  • · Replies 32 ·
2
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32

Graduate Lucas-Lehmer Test for Mersenne Primes

  • Zurtex
  • · Replies 6 ·
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6

High School How Are Logarithms Applied in Physics?

  • TheShapeOfTime
  • · Replies 3 ·
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3

Undergrad How can I simplify this equation and see the connection between #5 and #7?

  • SyntheticVisions
  • · Replies 7 ·
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7

High School Mastering Math Identities: Clear and Comprehensive Guide for AS Level Students

  • iNsChris
  • · Replies 24 ·
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24

Undergrad Solving for f in f(f(x)) = 2x^2 - 1

  • Xamfy19
  • · Replies 18 ·
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18

High School REALLY NEED HELP Solving for X with radicals/square roots

  • Euphoriet
  • · Replies 10 ·
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10

High School The Thousand Locker Problem: How Many Remain Open?

  • PRodQuanta
  • · Replies 12 ·
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12

High School Solve the Mystery: Identify Light Bulb Switches

  • Minty
  • · Replies 14 ·
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14

What is a problem that would have been hard to solve without a slide rule?

  • TheShapeOfTime
  • · Replies 1 ·
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1

Undergrad Solve Fraction Expansion: Find A & B

  • Phymath
  • · Replies 1 ·
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1

High School How can I stay motivated to learn math?

  • plum
  • · Replies 16 ·
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16

Undergrad Proving Area Equality of Parallelograms ABCD & AXYZ

  • galois427
  • · Replies 6 ·
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6

Undergrad All n-variable combinations can exist within a word

  • Sariaht
  • · Replies 21 ·
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21

Undergrad Factorizing x^(3/2) + a^(3/2) using the factor theorem

  • ThomasJoe40
  • · Replies 2 ·
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2

Undergrad What classes did you mathematics majors take?

  • Chaotic42
  • · Replies 32 ·
2
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32

High School Proof of 10^(3^4) = 100 Googol Googols

  • BohrringPlank
  • · Replies 5 ·
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5

High School I need some help with these two calculator trig problems

  • omicron
  • · Replies 8 ·
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8

Unsung Heroes: Recognizing the Impact of Mathematics on Society

  • gravenewworld
  • · Replies 21 ·
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21

High School Geometry and Discrete Math Links

  • dekoi
  • · Replies 6 ·
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6

Undergrad What is the height of the chimney?

  • Rocko
  • · Replies 7 ·
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7

Undergrad Theory of Accuracy: Perfect Circles & Real Life

  • Zuryn
  • · Replies 8 ·
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8

High School How Do Changes in a, b, and c Values Affect the Graph of a Quadratic Equation?

  • roger
  • · Replies 6 ·
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6

Undergrad Equation of the line joining A(-1, 9) to B(6, 12)

  • omicron
  • · Replies 2 ·
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2

High School What resources does NIU offer for mathematics?

  • fourier jr
  • · Replies 3 ·
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3

High School How Can I Stop Making Silly Mistakes in Math Tests?

  • Dooga Blackrazor
  • · Replies 23 ·
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23

Undergrad How many pairs of positive integer a, b

  • omicron
  • · Replies 12 ·
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12

Undergrad Help with solving a polynomial

  • galois427
  • · Replies 5 ·
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5

High School Why Can't I Solve These Seemingly Simple Math Problems?

  • Frustrated
  • · Replies 2 ·
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2

Undergrad Rotating a Vector [x0,y0,z0] in an XYZ Frame

  • kepler
  • · Replies 1 ·
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1

Graduate Solve Polynomial Equation for Real a

  • Derivative86
  • · Replies 1 ·
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1

Undergrad Find all positive integers c such that it is possible to write c = a/b + b/a

  • Derivative86
  • · Replies 2 ·
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2

Undergrad Solve X-(S+P-C)E^RT+D*E^RT=0 and Isolate C

  • qtiphife
  • · Replies 11 ·
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11

Do You Get Judged For Being a Math Major?

  • Chrono
  • · Replies 27 ·
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27

High School Calculate what number x needs to be, to make y 0 ?

  • DrWarezz
  • · Replies 15 ·
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15

Undergrad Solve x^2+7x>6+2x^3: Tips & Solutions

  • Gughanath
  • · Replies 5 ·
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5

High School Independent study on Logarithms

  • TheShapeOfTime
  • · Replies 5 ·
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5

Undergrad What is the significance of the repeating pattern in a circle of numbers?

  • soeren
  • · Replies 2 ·
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2

High School Find P: P corresponds to prime digits

  • rajesh
  • · Replies 5 ·
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5

Undergrad Solving Inequality Problem: (|a|+|b|≥2(|c|+|d|))

  • drago
  • · Replies 2 ·
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2

The Purest form of Abstract thought

  • josephcollins
  • · Replies 3 ·
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3

Undergrad Solving for x: Unraveling the Rules of O(x)

  • Alkatran
  • · Replies 6 ·
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6

High School Solving (UN)^2=DEUX Math Problem

  • asfd
  • · Replies 13 ·
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13

High School Solving the Math Teacher Dinner Puzzle: Find the Date!

  • GuMdRop
  • · Replies 17 ·
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17

High School Can You Solve the Matchstick Puzzle to Form a Tetrahedron?

  • Fredrick
  • · Replies 3 ·
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3

Undergrad Proof that (2n)/[n(n+1)] is natural for natural n

  • pig
  • · Replies 13 ·
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13

High School Solving m - (x-n)^2: Get Help Here

  • iNsChris
  • · Replies 16 ·
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16

Graduate What is the best calculator for a mathematics student?

  • Zurtex
  • · Replies 21 ·
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21

High School Can You Crack the 14-Digit Number Puzzle?

  • PRodQuanta
  • · Replies 3 ·
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3

High School Building a 3-Sided Pyramid with 1,050,000 Marbles

  • Derivative86
  • · Replies 1 ·
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1

High School Degrees of a Circle: How Much & Why 360

  • physicsuser
  • · Replies 3 ·
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3

High School What is the length of the red line in this geometry problem?

  • Hygelac
  • · Replies 3 ·
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3

Undergrad Justify Definition: Proofs - Meaning & Example

  • Phymath
  • · Replies 4 ·
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4

High School Math Symbol "Enigma" - Does it Represent "There Exists"?

  • Thudso
  • · Replies 3 ·
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3

High School Is there a real number whose square is exactly 8?

  • YourLooks
  • · Replies 11 ·
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11

High School Labeling Boxes: Apples, Oranges, or Both?

  • bjr_jyd15
  • · Replies 6 ·
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6

High School Why Did My Math Answer Get Marked Incorrect?

  • UrbanXrisis
  • · Replies 9 ·
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9

Undergrad Unraveling Auto Focus: Cameras and Math

  • Dilbert
  • · Replies 6 ·
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6