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 How to find large modulus on Casio fx-991 MS

  • anes
  • · Replies 7 ·
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7

Undergrad Convert 2 variables into 1 representative variable

  • 1plus1is10
  • · Replies 5 ·
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5

Bert and Ernie running in opposite directions around a polygon

  • aileenmarymolon
  • · Replies 5 ·
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5

Finding nonnegative integer pairs satisfying (m-n)²(n²-m) = 4m²n

  • lfdahl
  • · Replies 6 ·
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6
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1

High School Logarithmic Function: Can Domain of Logarithm be R?

  • rashida564
  • · Replies 11 ·
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11

What is the minimum value of this summation with given constraints?

  • lfdahl
  • · Replies 2 ·
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2

Undergrad Solve Algebraic Equation: ax^(n-1) - x + 1 - a = 0

  • Wuberdall
  • · Replies 2 ·
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2

Undergrad A question about formulation of problems in mathematics

  • flamengo
  • · Replies 6 ·
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6

Measuring Hollow Sphere Diameter with Compass & Ruler

  • jmprada
  • · Replies 1 ·
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1

Solve Algebra Question Easily: 34

  • Ilikebugs
  • · Replies 1 ·
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1

Is this theory regarding the graph and the square root valid?

  • mathlearn
  • · Replies 1 ·
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1

Find Value of Squareroot of 3: Using the Graph & Quadratic Equation

  • mathlearn
  • · Replies 7 ·
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7

Undergrad Proving that a solution to a recurrence relation is true

  • Mr Davis 97
  • · Replies 3 ·
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3
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2

Calculate Brick Velocity & Draw Displacement-Time Graph

  • mathlearn
  • · Replies 11 ·
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11

Displacement-Time Graph Velocity of Objects X & Y

  • mathlearn
  • · Replies 1 ·
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1

High School Convert y=x^2-1 & y=1-x^2 to Polar Functions?

  • Bendelson
  • · Replies 3 ·
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3

High School Dividing an equation by a variable

  • Kajan thana
  • · Replies 18 ·
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18

High School Is Infinity a Prime Number: The Confusing Concept of Infinity Explained

  • CaptainJonathanNorth
  • · Replies 19 ·
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19

What is the Greek Notation in Tangent Transformations?

  • karush
  • · Replies 2 ·
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2

Solve Mr. Denis & Joppy's Goats Weight Difference Problem

  • Monoxdifly
  • · Replies 10 ·
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10

Find the amount of moles of carbon dioxide produced during the reaction

  • mathlearn
  • · Replies 2 ·
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2

How Do You Solve This Cartesian Geometry Problem?

  • abrk
  • · Replies 5 ·
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5

Who is better at Math, a physicist or a mathematician?

  • timpani
  • · Replies 4 ·
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4

Undergrad Finding an Approachable Solution for x of ex = 1/x

  • emueyes
  • · Replies 3 ·
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3

Undergrad Poll of Polls: Examining Margin of Error & Combining Polls

  • jobyts
  • · Replies 21 ·
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21

High School Weird Tangent Property - Is It Coincidence?

  • Andreas C
  • · Replies 11 ·
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11

Polynomial Division: Finding Q(x) for P(x)$x^3$

  • kaliprasad
  • · Replies 11 ·
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11

High School What's wrong with this proof of sin(i)=0?

  • Prem1998
  • · Replies 5 ·
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5

Undergrad Intuition for Euler's identity

  • Prem1998
  • · Replies 1 ·
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1

Number Theory for Electronic Signal Frequency Synthesis

  • Garan
  • · Replies 5 ·
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5

How to Prove the Inequality for a, b, and c in the Range of 0 to 1?

  • lfdahl
  • · Replies 5 ·
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5

Transporting 500^32 Apples to 6 Cities: How Many Remain?

  • Albert1
  • · Replies 1 ·
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1

Undergrad Two questions about general math

  • flamengo
  • · Replies 3 ·
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3

Using the roots of the equation find the value of a & b

  • mathlearn
  • · Replies 3 ·
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3

Geometry proof Mid point theorem

  • mathlearn
  • · Replies 9 ·
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9

Equations that result in quadratics in some trigonometric function

  • Simon green
  • · Replies 2 ·
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2

High School Question on setting an equation

  • Clara Chung
  • · Replies 10 ·
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10

Undergrad Why Is There No Simple Formula for the Sum of a Harmonic Progression?

  • parshyaa
  • · Replies 9 ·
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9

Length of $\overline{CE}$ in Square $ABCD$ with $45^o$ Angle

  • Albert1
  • · Replies 1 ·
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1

Undergrad Approach to mathematics (tips?)

  • Daveyzombie
  • · Replies 4 ·
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4

High School Why is i^2 equal to negative one and not positive one?

  • srfriggen
  • · Replies 7 ·
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7

Undergrad Is angle a vector or a scalar quantity?

  • Yatin
  • · Replies 2 ·
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2

Undergrad Where do mathematical inequalities come from?

  • Terrell
  • · Replies 4 ·
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4

Undergrad Circular Reasoning and Impossible Equation

  • e2m2a
  • · Replies 6 ·
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6

What is the Correct Value of n in this Given Ratio?

  • Albert1
  • · Replies 3 ·
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3

Most Beautiful Theories in Math & Physics

  • arpon
  • · Replies 6 ·
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6

Prove that pk = 111...1 for some k when p > 5 is prime

  • lfdahl
  • · Replies 3 ·
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3

Solving for X When it Appears Twice

  • Dowarner
  • · Replies 1 ·
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1

High School Using mathematics in administration

  • KOUSIK
  • · Replies 4 ·
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4

Graduate Least-squares - fitting an inverse function

  • kandelabr
  • · Replies 19 ·
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19

Graduate Faxen's 2nd Law: Learn How to Calculate Viscous Torque

  • RobosaurusRex
  • · Replies 1 ·
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1

Solve Scale Factor Problem: 'ET Pizza' Pizzas

  • tantrik
  • · Replies 2 ·
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2

Graduate Optimization problem classification

  • jumbo1985
  • · Replies 2 ·
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2

Trigonometric inequality with pi

  • karseme
  • · Replies 4 ·
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4

Find unknown angles of a triangle

  • tantrik
  • · Replies 6 ·
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6
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5

How Do You Convert Temperatures and Solve Inverse Functions?

  • charlottecain
  • · Replies 1 ·
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1

Undergrad Asymptotics for finding the successors in a Binary Tree

  • mooncrater
  • · Replies 3 ·
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3

Undergrad Finance - Find Monthly Payments (two methods)

  • jgiannis
  • · Replies 2 ·
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2

Proof of Parallelogram ABCD: Midpoint X & Y Show Area $\frac{1}{4}$

  • mathlearn
  • · Replies 5 ·
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5

Find the total numbers to make A=21

  • Albert1
  • · Replies 1 ·
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1
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1

Using trigonometry to prove <c=50 degree

  • Albert1
  • · Replies 1 ·
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1

Is $a$ an Integer and What is its Modulo 5 Value?

  • lfdahl
  • · Replies 10 ·
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10

Undergrad How can I prove this from Roger Penrose's Road to Reality?

  • Etienne
  • · Replies 4 ·
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4

High School Explain Why (7÷4)÷(1÷2)=7÷4÷1×2 | Fractions

  • eddie159
  • · Replies 7 ·
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7

Why is $p_i + \frac{k}{p_i}$ divisible by $3$ and $8$?

  • lfdahl
  • · Replies 4 ·
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4

How many people need to be added to complete the project in 5 days?

  • Monoxdifly
  • · Replies 7 ·
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7

High School What do Sine, Cosine and Tangent do?

  • Liam C
  • · Replies 4 ·
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4
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1

High School What is the error in this proof attempting to show 0/0 = 2?

  • Priyadarshini
  • · Replies 19 ·
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19

Proving angles are equal in a triangle in a circle.

  • markosheehan
  • · Replies 4 ·
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4

Undergrad An identity of hyperbolic functions

  • Karol
  • · Replies 7 ·
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7

High School Measurements of angles in circular method

  • parshyaa
  • · Replies 3 ·
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3

High School Can modular arithmetic help us find remainders and unit digits?

  • donaldparida
  • · Replies 1 ·
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1

Order of operations doubt on this expression

  • mathlearn
  • · Replies 1 ·
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1

Trending peace -- interactive tool

  • houlahound
  • · Replies 2 ·
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2

Can this fraction be simplified further

  • mathlearn
  • · Replies 7 ·
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7

Can a Number Have Over 2017 Divisors Within a Specific Range?

  • anre
  • · Replies 1 ·
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1

Undergrad Would you be able to add to this list of known objects

  • Logical Dog
  • · Replies 5 ·
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5

Difference in expansion of brackets

  • mathlearn
  • · Replies 1 ·
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1

Counting Integers of a Specific Form

  • lfdahl
  • · Replies 7 ·
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7

Undergrad When is spherical trigonometry introduced and how does it apply to physics?

  • parshyaa
  • · Replies 2 ·
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2

Undergrad Engineering Economics: Converting a NFW to an AEW (future worth)

  • garr6120
  • · Replies 4 ·
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4

High School Why does SQRT((-3)^2) equal 3 instead of -3?

  • DMBdyn
  • · Replies 11 ·
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11

High School Is the volume of an exemplary cone equal to 4/3(pi)?

  • 5P@N
  • · Replies 6 ·
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6

Graduate Do you know about operational equations?

  • Schimmel
  • · Replies 5 ·
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5

Simultaneous equations number problem

  • mathlearn
  • · Replies 1 ·
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1

Find the value in terms of p and q

  • mathlearn
  • · Replies 5 ·
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5

Undergrad Solve Diophantine Eqn: 7x+4y=100 | X & Y Answers

  • Ling Min Hao
  • · Replies 6 ·
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6

How to find equation from given data?

  • tantrik
  • · Replies 2 ·
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2

Proving the Angle-Angle-Side Theorem

  • pholee95
  • · Replies 1 ·
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1

What is the value of x in this equation?

  • Albert1
  • · Replies 1 ·
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1

Undergrad Problem with recursive sequence, sum and divisibility

  • VMP
  • · Replies 17 ·
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17

Draw a venn diagram and include the given information

  • mathlearn
  • · Replies 5 ·
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5

Troubleshooting Mastering Chemistry: P4 + O2 → P2O5

  • Teh
  • · Replies 2 ·
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2

Im assuming a factorization problem?

  • Ilikebugs
  • · Replies 3 ·
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3

Understanding Part (c) of the Protractor Postulate: Explaining r=30

  • pholee95
  • · Replies 4 ·
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4