Calculus and Beyond Homework Help Forum

Free calculus and beyond homework help via qualified mentors. Math courses from calculus on-wards homework. Please use the template when requesting help and show your work.

Threads

Inscribed square of minimum area in a square of side L

  • enian
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1

Moment of Inertia around z-axis: 1-x^2, 4x+3y+2z+12

  • Gidza
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2

Estimating Accuracy of Taylor Polynomial w/ Taylor Inequality

  • frasifrasi
  • · Replies 3 ·
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3

Obtain an eigenvector corresponding to each eigenvalue

  • jesuslovesu
  • · Replies 8 ·
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8

Probabilities Involving 4 Married Couples

  • e(ho0n3
  • · Replies 6 ·
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6

Finding the number of decimal digits in 2^40 using logarithms

  • soe236
  • · Replies 1 ·
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1

Using bijectiveness to prove congruence relation

  • MitsuZero
  • · Replies 12 ·
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12

Area of Largest Rectangle in 1st Quadrant of y=4-x^2

  • fitz_calc
  • · Replies 3 ·
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3

Interval of Convergence/Power Series

  • Meaghan26
  • · Replies 2 ·
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2

Max points, points of inflection

  • fitz_calc
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2

Why does the harmonic series diverge if its terms approach zero?

  • Saladsamurai
  • · Replies 6 ·
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6

Computing Volume from Cross-Sectional Area

  • pilotsjs89
  • · Replies 1 ·
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1

Calculating the Sum of a series

  • Saladsamurai
  • · Replies 3 ·
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3

Calculating Workdone on a Helix using W=Integral F.Tds

  • cutemimi
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5

When using Quaternion what is w ?

  • IMK
  • · Replies 6 ·
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6

Minimizing Total Cost of Making Open Box with Squared Base

  • jetoso
  • · Replies 2 ·
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2

Why does the series 1/(nln(n)) diverge if the limit goes to 0?

  • frasifrasi
  • · Replies 5 ·
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5
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2
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4

Derivative by First Principle: Is There a Quicker Method?

  • projection
  • · Replies 3 ·
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3

How can I prove this binomial identity?

  • Pietjuh
  • · Replies 1 ·
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1

Using a dense set to prove a function is integrable

  • kingwinner
  • · Replies 16 ·
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16
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2

Solving y(t) from a system without finding x(t) first

  • odie5533
  • · Replies 6 ·
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6

Finding P(1≤X≤2) for a triangular probability density function

  • camboguy
  • · Replies 2 ·
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2

Surjective Homomorphisms of Coordinate Rings

  • ZioX
  • · Replies 6 ·
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6

Eliminating parameter from x = t - 2, y = t² + 1

  • baokhuyen
  • · Replies 3 ·
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3

Rational interpolation with 4 points: when are coefficients unique?

  • buzzmath
  • · Replies 1 ·
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1

Expectation of Normal Distribution

  • MattFox
  • · Replies 11 ·
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11

Order statistics and a convolution

  • strangequark
  • · Replies 1 ·
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1
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6

Writing f(x) format of equations

  • dogtrainer
  • · Replies 1 ·
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1

Find the second derivative using the quotient rule

  • DieCommie
  • · Replies 1 ·
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1

Infinite Series. Some confusion with terminology

  • Saladsamurai
  • · Replies 10 ·
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10

Difficult Integral: Evaluating the Limits

  • PFStudent
  • · Replies 6 ·
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6
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7

Rate of Change - Just checking

  • kevinr
  • · Replies 2 ·
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2

Find Height of Sign for Optimal View at 60 Feet

  • chevyboy86
  • · Replies 5 ·
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5

Is Integration by Parts Always the Best Method?

  • rhey
  • · Replies 11 ·
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11

Finding the derivative of x·cos(log x)

  • karnten07
  • · Replies 2 ·
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2

Help simplifying an integration problem

  • phantomprime
  • · Replies 6 ·
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6

Solve dy/dx + 2y = xe^x using integrating factor

  • tunabeast
  • · Replies 3 ·
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3

Delta function in spherical coords

  • Lorna
  • · Replies 5 ·
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5

Several problems on series representations, residue theorem

  • ColdFusion85
  • · Replies 2 ·
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2

Why Does a^(m) Belong to H in a Normal Subgroup?

  • rsa58
  • · Replies 3 ·
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3

Integrating ∫x/√(x+3)dx: which method is correct?

  • John O' Meara
  • · Replies 4 ·
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4

Maximize surface area of a box with volume 2.2m³ and minimize cost

  • hagarm2008
  • · Replies 1 ·
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1

How can I approximate a 2nd order ODE using 4th order Runge-Kutta?

  • scothoward
  • · Replies 2 ·
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2

Deciphering Confusing Differential Operator Problems

  • ELESSAR TELKONT
  • · Replies 1 ·
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1

Finding the Domain of a Vector Function

  • baokhuyen
  • · Replies 2 ·
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2

Find the Riemann sum for this integral

  • sntawkin
  • · Replies 2 ·
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2

Absolute Value in a double integral

  • adm_strat
  • · Replies 1 ·
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1

Solving Lagrange system for minimum distance between curves

  • adm_strat
  • · Replies 6 ·
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6

Spherical Triangle: Sum of Two Sides is Always Bigger than Third Side

  • prinsinn
  • · Replies 3 ·
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3

Min/max functions in single-variable calc

  • FatCat0
  • · Replies 13 ·
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13

Struggling with Zero Content Proofs?

  • kingwinner
  • · Replies 20 ·
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20

How Do You Calculate the Rate of Heat Flow Outward Across a Star's Surface?

  • colinlovesmath
  • · Replies 2 ·
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2

Solving Dirac Delta Function Beam Problem

  • SanchezGT
  • · Replies 1 ·
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1

Why does the definite integral of x² from 1 to 3 equal 26/3?

  • lLovePhysics
  • · Replies 9 ·
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9

Finding Rate of Change and Time of Temperature Change in a Liquid System

  • PlasmaSphere
  • · Replies 7 ·
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7

Finding f(x) Given f''(x) and f'(x)

  • kevinr
  • · Replies 2 ·
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2

Anti Derivative (making sure its right)

  • kevinr
  • · Replies 7 ·
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7
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3

Does Weak Convergence Hold for Sequences Approaching Infinity?

  • tom_rylex
  • · Replies 3 ·
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3

Deriving the moment of inertia for a sphere

  • amolv06
  • · Replies 4 ·
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4

Solving Integrals: Can't Get the Right Answer?

  • sntawkin
  • · Replies 1 ·
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1

What is the Integral Mean Value Theorem for Continuous Functions?

  • WHOAguitarninja
  • · Replies 2 ·
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2

Finding Max and Min Application of Derivatives

  • LadiesMan
  • · Replies 17 ·
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17

Proving Isometry on Metric: How to Do It

  • jamiemmt
  • · Replies 1 ·
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1

Maximizing surface area of a pup tent with equilateral triangle ends

  • hagarm2008
  • · Replies 2 ·
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2
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3

Power series, why did this stay constant?

  • rocomath
  • · Replies 6 ·
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6

Double Sum Identity Problem Solution

  • CompuChip
  • · Replies 2 ·
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2

Power series representation, I really :-]

  • rocomath
  • · Replies 2 ·
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2

How is 1/f(x) differentiable at 0.

  • asif zaidi
  • · Replies 5 ·
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5

Surface area of a sphere-derivation

  • muppet
  • · Replies 3 ·
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3

Finding constants a and b to minimize an integral using Leibniz' rule

  • adm_strat
  • · Replies 2 ·
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2

Is T_k a Subspace for Polynomial Coefficients Summing to k?

  • supercali
  • · Replies 1 ·
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1

Proving the partial fractions formula from residues

  • ehrenfest
  • · Replies 2 ·
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2

Linear algebra and volume of rotational object

  • Niles
  • · Replies 2 ·
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2

Curves and surfaces, Transformations

  • kingwinner
  • · Replies 8 ·
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8

Inverse mapping theorem , Transformations

  • kingwinner
  • · Replies 7 ·
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7

A pair of inequalities from analysis

  • hypermonkey2
  • · Replies 5 ·
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5

Quadratic again. may be tricky

  • mathusers
  • · Replies 1 ·
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1

Finding formulas for local inverses of multivariable transformations

  • kingwinner
  • · Replies 7 ·
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7

Does l'Hopital's rule apply to -infinity/infinity?

  • theoritician
  • · Replies 3 ·
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3

Can the Forced Response of a Differential Equation Be Verified?

  • dionysian
  • · Replies 1 ·
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1

Approximating slope of the derivative at a point

  • demersal
  • · Replies 2 ·
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2

Contour Integration: Calculating Residues and Solving Integrals

  • quasar987
  • · Replies 4 ·
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4

Related Rates Question: Finding Distance Increase with Cosine Law

  • CalXeon
  • · Replies 1 ·
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1

A problem based on Fubini's theorem

  • quasar987
  • · Replies 1 ·
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1

How Do You Calculate the Maclaurin Series for f(x) = 5(x^2)sin(5x)?

  • lovelyasha
  • · Replies 3 ·
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3

Example on spherical coord. and trip. integral

  • hotcommodity
  • · Replies 3 ·
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3

Linear Combination of B: Express v as tb(one) + pb(two)

  • Hurricane3
  • · Replies 4 ·
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4

What is the Derivative of g(x) at x=0 if g(x) = [f(x)]^2?

  • lelandsthename
  • · Replies 3 ·
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3

Solved: Hydrostatic Force Calculation of Vertical Tank

  • trekie4ever
  • · Replies 1 ·
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1

Are right and left multiplication by an element homomorphisms?

  • ehrenfest
  • · Replies 12 ·
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12

Selecting a Red Ball from an Urn

  • e(ho0n3
  • · Replies 9 ·
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9

F(x,y) and change of variables

  • gamma-ray-burst
  • · Replies 10 ·
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10

Easy second derivative question

  • demersal
  • · Replies 3 ·
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3