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

P4 + O2 → P2O5 stoichiometry problem

  • Teh
  • · Replies 2 ·
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2

Im assuming a factorization problem?

  • Ilikebugs
  • · Replies 3 ·
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3

Why rational points fail part (c) of the Protractor Postulate at r=30

  • pholee95
  • · Replies 4 ·
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4

From quadratic form to vertex form

  • mathlearn
  • · Replies 1 ·
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1

High School Solving Irrational Inequality: Why Square Root Matters

  • Mr Davis 97
  • · Replies 6 ·
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6

Prove Inequality $(a,b,c\geq1)$

  • Albert1
  • · Replies 1 ·
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1

Insights Comments - Friends, strangers, 7825 and computers

  • micromass
  • · Replies 5 ·
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5

High School Math contest division question

  • timelesstrix0
  • · Replies 3 ·
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3

Venn diagram for clinic patients with and without medication

  • mathlearn
  • · Replies 6 ·
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6

Find the Volume of Mt. Vesuvius After 79AD in Terms of pi

  • ruu
  • · Replies 3 ·
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3

How Long to Empty Lake Erie with a Cone Cup?

  • kato1
  • · Replies 2 ·
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2

Proving triangle BAD is isosceles with right triangle ADC

  • mathlearn
  • · Replies 4 ·
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4

High School Digit insertion operation on infinite decimals

  • bahamagreen
  • · Replies 10 ·
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10

Arithmetic sequence with changing difference from day 27

  • mathlearn
  • · Replies 6 ·
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6

How to find the Location of the point P

  • mathlearn
  • · Replies 6 ·
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6

How do I plot a distance-time graph using TikZ?

  • mathlearn
  • · Replies 4 ·
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4

State the angles in terms of x , Circle theorems

  • mathlearn
  • · Replies 6 ·
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6

Prove congruence for powers of 2

  • alexmahone
  • · Replies 3 ·
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3

Undergrad Is the Put/Call Game on a Bitcoin Casino's Bankroll Manipulable?

  • Alanay
  • · Replies 3 ·
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3

Factoring 3x² + 11x + 10

  • mathlearn
  • · Replies 4 ·
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4

Undergrad Modeling a situation of task dependencies

  • danago
  • · Replies 3 ·
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3

Fraction multiplication problem

  • mathlearn
  • · Replies 1 ·
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1

Find the factors using a complete square

  • mathlearn
  • · Replies 2 ·
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2

Inscribed Angles to Identifying and Understanding

  • Coder74
  • · Replies 1 ·
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1

Undergrad Problem with Theorem, Lemma and Corollary

  • DaTario
  • · Replies 13 ·
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13

Finding the area of triangle PST in terms of triangle PQR

  • mathlearn
  • · Replies 6 ·
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6

Polynomial inequality

  • lfdahl
  • · Replies 7 ·
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7

Undergrad Any sources on how to generate a nomogram?

  • jasc15
  • · Replies 4 ·
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4

Find the angle, cyclic quadrilaterals

  • mathlearn
  • · Replies 8 ·
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8

Which Quadrant Contains No Solutions to This System of Inequalities?

  • kamranpiriyev
  • · Replies 2 ·
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2

Find the domain and range of the following function f(x)=x-2/sqrt(10-2x)

  • shamash9
  • · Replies 2 ·
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2

High School Factoring quadratic equation (with trig identities used)

  • stratz
  • · Replies 3 ·
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3

Simpify Factored Form Equation

  • kato1
  • · Replies 3 ·
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3

High School Proving these two functions intersect at 'a'

  • Saracen Rue
  • · Replies 4 ·
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4

Prove that center of DG = center of the red circle.

  • maxkor
  • · Replies 1 ·
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1

How do I Solve a Basic Logarithm Problem?

  • susanto3311
  • · Replies 5 ·
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5

How to Find the Longest Side of Triangle ABC with Given Medians?

  • Ilikebugs
  • · Replies 1 ·
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1

Why is x = (5 - 7√5)/10 unsuitable for PB = 2x - 1 cm?

  • mathlearn
  • · Replies 10 ·
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10

High School Figuring out the sign of sinx given cosx

  • Mr Davis 97
  • · Replies 9 ·
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9

How to Solve Angle Equivalence in Cyclic Quadrilaterals?

  • mathlearn
  • · Replies 24 ·
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24

Undergrad Why do consecutive Fibonacci ratios converge to the golden ratio?

  • Kevin McHugh
  • · Replies 3 ·
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3

Undergrad Solving Equations of the Parabola

  • INAM KHAN
  • · Replies 3 ·
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3

Construct a pair of simultaneous equations

  • mathlearn
  • · Replies 3 ·
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3

Find the Solution to $x^2+\frac{1}{x^2}=23$: x+$\frac{1}{x}$

  • mathlearn
  • · Replies 6 ·
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6

High School How to pronounce the "=" sign in the following situations?

  • vopros217
  • · Replies 2 ·
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2

Ratio of the area of triangles

  • mathlearn
  • · Replies 4 ·
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4

Using the given information , find the value of x

  • mathlearn
  • · Replies 2 ·
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2

High School Best fit curve associated with the combination formula

  • iScience
  • · Replies 1 ·
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1

High School Explanation for increase of degree of equation

  • Mr Davis 97
  • · Replies 1 ·
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1

High School Forgotten correct method of basic arithmetic (subtraction)

  • Logical Dog
  • · Replies 10 ·
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10

Trigonometric Identity: Tan^2-Sin^2 = Sin^2 Cos^2

  • 816318
  • · Replies 2 ·
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2

Insights General Brachistochrone Problem - Comments

  • wrobel
  • · Replies 2 ·
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2

Finding the Area of a shaded region (two shapes)

  • Coder74
  • · Replies 5 ·
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5

Right-Angled Triangle Inequality

  • anemone
  • · Replies 4 ·
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4

What is a concave function and how is it determined?

  • kaliprasad
  • · Replies 4 ·
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4

Finding distance between lines with force vectors

  • chiami
  • · Replies 3 ·
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3

High School How well do you know the multiplication table?

  • MadAtom
  • · Replies 69 ·
3
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69

Prove polynomial with three integer roots at -1 has no integer zeros

  • Johulus
  • · Replies 8 ·
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8

Prove: Positive Integer n Sum Equation

  • markosheehan
  • · Replies 3 ·
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3

Rectangle area with x = -1±√11

  • mathlearn
  • · Replies 4 ·
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4

Undergrad Simultaneous Solution for Two Modular Equations with Known Integers

  • mohamed el teir
  • · Replies 1 ·
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1

Find Remainder of $40^{110}$ and $3^{1000}$ Divided by 37 and 26

  • Albert1
  • · Replies 1 ·
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1

Prove that 1/(1+cos θ) = csc²θ - csc θ cot θ

  • 816318
  • · Replies 4 ·
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4

High School Questions about equation roots

  • nmego12345
  • · Replies 17 ·
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17

Write down the equation of the function corresponding to the graph

  • mathlearn
  • · Replies 6 ·
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6

High School Geometry for a three-value opacity control that sums to 100

  • DaveC426913
  • · Replies 16 ·
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16

Undergrad Is this a correct way to describe number sets?

  • Logical Dog
  • · Replies 38 ·
2
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38

Undergrad Simplifying triple sum of exponentials with Kronecker delta

  • rock_pepper_scissors
  • · Replies 4 ·
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4

High School Why does the book say circumference is 2π instead of 2πr?

  • Shafia Zahin
  • · Replies 3 ·
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3

Rectangle with isosceles triangle cut out: finding x from area

  • mathlearn
  • · Replies 1 ·
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1

Write an inequality and solve for the maximum possible value of n

  • mathlearn
  • · Replies 5 ·
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5

How to write the quadratic function.

  • mathlearn
  • · Replies 4 ·
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4

Undergrad Composite Number Test: Find Factors w/ Quadratic Equations

  • rajeshmarndi
  • · Replies 6 ·
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6

Show that AN=1 cm using the knowledge of equiangular triangles.

  • mathlearn
  • · Replies 9 ·
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9

High School Proof of a lemma of BÉZOUT’S THEOREM

  • SamitC
  • · Replies 2 ·
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2

$gcd(2002+2,2002^2+2,\dots,2002^{2002}+2)$

  • Albert1
  • · Replies 1 ·
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1

Graphing x-|x|=y-|y|

  • NoWay1
  • · Replies 3 ·
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3

How to Factorize x^2-y^2-x+y for Solving Polynomial Equations

  • mathlearn
  • · Replies 11 ·
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11

Which of the following are equal to this identity?

  • Umar
  • · Replies 4 ·
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4

Undergrad How to find if a quadratic expression is a perfect square

  • rajeshmarndi
  • · Replies 5 ·
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5

Undergrad Proof Using Rearrangement Inequality

  • James Brady
  • · Replies 2 ·
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2

Find a and b for difference of squares factorization

  • mathlearn
  • · Replies 6 ·
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6

Geometry: proving two angles are equal

  • markosheehan
  • · Replies 1 ·
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1

Binomial Expansion - Fractional Powers

  • Mathick
  • · Replies 1 ·
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1

Bookworm distance problem and traffic director paths

  • jangoom
  • · Replies 16 ·
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16

Find n in Perfect Square

  • Albert1
  • · Replies 2 ·
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2

High School Some trouble understanding this basic inequality proof

  • Terrell
  • · Replies 1 ·
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1

Insights Gauge integration in mathematics education

  • micromass
  • · Replies 28 ·
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28

High School Binomial Expansion with Negative/Rational Powers

  • Alettix
  • · Replies 25 ·
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25

High School Reduce Math in Formula Algebraically: BestCost

  • 1plus1is10
  • · Replies 3 ·
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3

High School Why does 0 = √x - √x not equal 0 = -√x - √x?

  • Einstein's Cat
  • · Replies 6 ·
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6

Considering the expansion , Find the value

  • mathlearn
  • · Replies 4 ·
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4

Undergrad Understanding Double Negatives in Algebraic Expressions

  • dankMath
  • · Replies 9 ·
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9

Graduate Why do I think of complicated solutions before simple ones?

  • ShayanJ
  • · Replies 11 ·
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11

Undergrad How to Construct a 1 Degree Arc Using a Given 19 Degree Arc?

  • mishaark
  • · Replies 5 ·
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5

Show that is the square of an integer

  • Joppy
  • · Replies 13 ·
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13

Find the value of x using the knowledge of equiangular triangles.

  • mathlearn
  • · Replies 1 ·
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1

Lowest Positive $p$: Solving $\cos(p\sin \, x) = \sin (p\cos\, x)$

  • kaliprasad
  • · Replies 4 ·
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4

Solving the Equation cos (x)=-0.8

  • fordy2707
  • · Replies 4 ·
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4

Disc rolling down a slope with incline tan⁻¹(3/4)

  • markosheehan
  • · Replies 3 ·
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3