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

Proving that $P(P(x))=x$ Has No Real Solution

  • anemone
  • · Replies 6 ·
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6

Solve $(2x+1)(3x+1)(5x+1)(30x+1)=10$: Real Solutions

  • anemone
  • · Replies 1 ·
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1

Undergrad Can I state the Mandelbrot Set/Equation like this?

  • emergentecon
  • · Replies 11 ·
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11

Simplifying Expression: Simplify Expression

  • anemone
  • · Replies 3 ·
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3

Undergrad Is Zero Discrete? - Math Explained

  • Atlas3
  • · Replies 32 ·
2
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32

Finding roof side length for a scaled model house

  • matheus
  • · Replies 2 ·
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2

Undergrad dissecting an isosceles triangle

  • noowutah
  • · Replies 2 ·
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2

Prove three points P, A and C are collinear

  • anemone
  • · Replies 13 ·
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13

Another person trying to contact Kevin S. Brown (about typo)

  • Jerry Friedman
  • · Replies 7 ·
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7

Undergrad Trig functions in terms of x,y, and r?

  • Tyrion101
  • · Replies 2 ·
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2

High School Does Squaring Any Number Follow a Specific Pattern?

  • DaveDem
  • · Replies 12 ·
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12

Position vector question. Tough to solve.

  • drsundeep
  • · Replies 1 ·
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1

Undergrad Why do we have both sine and cosine?

  • Maurice7510
  • · Replies 6 ·
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6

Maximum Value of k in $(1+\frac{1}{a})(1+\frac{1}{b}) \ge k$ is 9

  • Mathick
  • · Replies 4 ·
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4

High School Solving an exponential equation

  • Eabbas
  • · Replies 2 ·
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2

Undergrad Projectile motion and SUVAT equations

  • mathsman
  • · Replies 3 ·
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3

Help converting two standard form equations to slope intercept form?

  • matheus
  • · Replies 8 ·
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8

Geometry Challenge: Prove $PT+PU\ge 2\sqrt{2}p$

  • anemone
  • · Replies 5 ·
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5

How Can Terrific Wears Inc. Maximize Revenue and Profit from Suit Sales?

  • melissa1456
  • · Replies 3 ·
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3

High School How Can LCM Explain Planetary Alignments and Spacecraft Timing?

  • matqkks
  • · Replies 6 ·
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6
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2

Graduate Solving Math Blog Problem - Gaussianos.com

  • Anymodal
  • · Replies 2 ·
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2
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3

Undergrad What the terms orthogonal & basis function denote in case of signals

  • ramdas
  • · Replies 2 ·
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2

Expansion of the exponential function

  • rwooduk
  • · Replies 2 ·
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2

Calculating Force for Lever Push - 600N

  • mathmari
  • · Replies 1 ·
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1

Wave your hands in the air like you 're a mathematician

  • B0b-A
  • · Replies 5 ·
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5

High School Does the Identity Sin² x + Cos² x = 1 Apply to All Multiples of x?

  • basty
  • · Replies 4 ·
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4

How to distribute square roots without making common mistakes?

  • Cuberoot1
  • · Replies 3 ·
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3

Solve 2sin(2x-π/2) +1 Equation for Sine Curve

  • krutika
  • · Replies 2 ·
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2
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1

Undergrad How is the binomial theorem used here?

  • shanepitts
  • · Replies 3 ·
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3

Undergrad Angular magnification what is angle subtended?

  • gracy
  • · Replies 3 ·
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3

Solving a Simultaneous Equation Problem

  • anemone
  • · Replies 3 ·
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3

Undergrad Converting a number back to its positional values

  • erotavlas
  • · Replies 13 ·
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13

High School Coterminal Angles: Negatives in Radians Explained

  • Tyrion101
  • · Replies 1 ·
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1

Undergrad Finding rotation and offset values for array transformation

  • MM2758
  • · Replies 2 ·
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2
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1

How Can You Multiply Ciphertexts in ElGamal Without Decrypting?

  • mathmari
  • · Replies 1 ·
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1

Graduate Evaluating the Svein-Graham Sum

  • 6c 6f 76 65
  • · Replies 2 ·
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2
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2

Finding Triples to Satisfy $\frac{5}{2}$

  • anemone
  • · Replies 2 ·
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2

Did John Profit from His Apple Sales Strategy?

  • maxkor
  • · Replies 1 ·
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1

High School Perceived Height of 38m Object at 1600m Distance

  • Rutter_1980
  • · Replies 16 ·
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16

High School Finding a cube root of a number without using calculator .

  • Emmanuel_Euler
  • · Replies 4 ·
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4

High School What's is the best way to indicate a vector

  • SSDdefragger
  • · Replies 15 ·
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15

Graduate Number Theory & Calculus Theorems: Looking for Interesting Ones to Prove

  • UncertaintyAjay
  • · Replies 4 ·
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4

Undergrad Apparent trigonometric inconsistencies

  • intervoxel
  • · Replies 3 ·
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3

Undergrad Calculate No. of Spheres to Cover 50% of a 25m^2 Square

  • mkbh_10
  • · Replies 1 ·
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1

High School Converting recurring decimals to fractions new formula

  • Charliepic
  • · Replies 18 ·
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18

High School Find the zeroes of r. What to do when it is a multiple of theta?

  • Tyrion101
  • · Replies 4 ·
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4

Undergrad How many potential ingress glyphs are there?

  • Simon Bridge
  • · Replies 3 ·
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3

What Does the Encircled Equation Mean?

  • Drain Brain
  • · Replies 3 ·
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3

What is the minimum value of y in the Absolute Value Function?

  • anemone
  • · Replies 3 ·
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3

Prove a system has no real solutions

  • anemone
  • · Replies 2 ·
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2

Undergrad Calculating the suns path in sky

  • dwn
  • · Replies 1 ·
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1

Find Real Triples $(a,b,c)$ for 20c-16b^2=9

  • anemone
  • · Replies 2 ·
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2

Undergrad How Does Fourier Math Apply to Image Processing?

  • ramdas
  • · Replies 2 ·
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2

High School Nice grouping of primes under 105

  • nocat2
  • · Replies 7 ·
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7

High School If t^2 = x can't I just replace t^2 with x?

  • Tyrion101
  • · Replies 2 ·
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2

How Close is 1 UK Quart to US Quarts?

  • Newt18
  • · Replies 6 ·
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6

Solving for $\theta$ and $H$ in Trig Equation

  • Drain Brain
  • · Replies 6 ·
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6

High School How can I factor these polynomials?

  • cjackson
  • · Replies 5 ·
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5

High School My Struggle with Math: Understanding Real-World Applications

  • Tyrion101
  • · Replies 60 ·
3
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60

Undergrad I think I may be on the verge of something BIG

  • Chris Davis
  • · Replies 8 ·
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8

Undergrad Physically what is phase of an Image?

  • ramdas
  • · Replies 7 ·
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7

High School Is a line the same as distance?

  • question99
  • · Replies 11 ·
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11

High School Simplifying A Fraction That Can't Be Simplified

  • willgtl
  • · Replies 5 ·
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5

Undergrad Solving equation with two different variables

  • gnome222
  • · Replies 4 ·
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4

Undergrad Why cross product has a direction but dot product doesn't?

  • Pronoy Roy
  • · Replies 7 ·
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7

High School What is the equation for predicting the middle number in Pascal's triangle?

  • gnome222
  • · Replies 6 ·
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6

Right Angled Triangle: Find $\sin(\theta)$

  • kaliprasad
  • · Replies 1 ·
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1

Graduate Proving Equivalence of Decimals in Number Theory

  • moriheru
  • · Replies 1 ·
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1

Graduate General Equation of the Line of the Major Axis of an Ellipse

  • Hugo S
  • · Replies 1 ·
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1

Evaluate $b_1^2+5b_2^2$ Given $a_1^2+5a_2^2=10$

  • anemone
  • · Replies 4 ·
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4

Graduate Can the Inequality x^x + y^y < (x+y)^(x+y) be Proven Algebraically?

  • bill01
  • · Replies 3 ·
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3

Find Real Solutions for Equation $(x^2+2x+3)(x^2+x+1)(5x+3)=1001$

  • anemone
  • · Replies 2 ·
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2

Graduate What does the exponential term mean in Fourier transform

  • ramdas
  • · Replies 3 ·
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3

Graduate Is Brocard's Problem the Key to Solving Infinite Solutions?

  • secondprime
  • · Replies 1 ·
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1

Introduction to Graph Theory Book

  • harman
  • · Replies 1 ·
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1

Undergrad Equation of a line segment in 3D?

  • question99
  • · Replies 3 ·
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3

Function of Sawtooth Wave with Variable Peaks

  • samsami
  • · Replies 1 ·
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1

Graduate Finding the The Power of CDC Computers

  • Borek
  • · Replies 6 ·
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6

Graduate An argument for "Brocard's problem has finite solution"

  • secondprime
  • · Replies 13 ·
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13

Area of a region in Rectangle: very tough question

  • Johncena1
  • · Replies 2 ·
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2

Value of $\dfrac{2k^2}{k-1}$: Solving the Equation

  • anemone
  • · Replies 2 ·
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2

Simplifying Expression: $\frac{z^2(w-x)(x-y)}{(w-x)(x-y)(y-w)}$

  • anemone
  • · Replies 3 ·
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3
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7

High School How do I graph in vertex form with an equation like (x+1/2)^2 = 12(y - 3)?

  • Tyrion101
  • · Replies 2 ·
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2

Graduate What type of transfer function is represented by this plot?

  • guest1234
  • · Replies 3 ·
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3

Graduate Are there solutions to 4m^(n)=n^(2m) with m,n in Z+

  • megatyler30
  • · Replies 4 ·
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4

High School Can You Solve the Viral Math Problem About Cheryl's Birthday?

  • Greg Bernhardt
  • · Replies 2 ·
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2

High School Analytical Geometry: Definition & Basics | Mahmoud

  • SpanishOmelette
  • · Replies 3 ·
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3

Graduate Can I Find an Analytical Solution for Spherical Trilateration?

  • strive
  • · Replies 6 ·
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6
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2

Evaluating $f(15)$ without a Calculator

  • anemone
  • · Replies 4 ·
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4

Undergrad Find if two triangles intersect in 3D environment

  • NotASmurf
  • · Replies 5 ·
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5

High School Why does 0.333... equal 1/3 and not 0.4?

  • rajeshmarndi
  • · Replies 37 ·
2
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37

High School Solve x^2+2^x=100: Step-by-Step Guide for Clear Understanding

  • doc102
  • · Replies 6 ·
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6

Find the sum of all possible values

  • anemone
  • · Replies 2 ·
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2