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

Differential equations particular solution

  • faradayscat
  • · Replies 6 ·
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6

Undetermined coefficient (y'' + 4y) = (x^2) +2

  • werson tan
  • · Replies 12 ·
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12

Relations- reflexive, symmetric, anit-symmetric, transitive

  • kevinsweeney
  • · Replies 17 ·
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17

Showing that Something is a Subspace of R^3

  • Prof. 27
  • · Replies 6 ·
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6

Show that [A, F(B)] = [A, B]F'(B)

  • Jon.G
  • · Replies 3 ·
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3

Prove that ||x||₁ ≤ √n ||x||₂ for lp norms

  • Telemachus
  • · Replies 9 ·
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9

How can I find the Laurent series for Cos(1/z) at z=0?

  • Crush1986
  • · Replies 3 ·
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3

Is the Hypothesized Law of Gravity for a Falling Body's Speed Accurate?

  • Anthony Salls
  • · Replies 7 ·
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7

Diagonalization and Unitary Matrices

  • Dewgale
  • · Replies 10 ·
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10

Calculus Problem: Find m(t) Given dm/dt=120(t-3)^2

  • chwala
  • · Replies 5 ·
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5

Wronskian and differential equations

  • bubblewrap
  • · Replies 23 ·
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23

How Does the Direct Sum Relate to Unique Decomposition in Vector Spaces?

  • Kevin_H
  • · Replies 1 ·
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1

Is this the same as lim x→2 sin(x)?

  • AllanW
  • · Replies 2 ·
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2

Finding the indefinite integral of sin^2(pi*x) cos^5(pi*x)

  • grafs50
  • · Replies 4 ·
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4

Solve PDE by separation of variables

  • sa1988
  • · Replies 11 ·
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11

A Schur complement application

  • leenguyen
  • · Replies 1 ·
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1

Initial and final value theorem conditions for Laplace transforms

  • chrispypatt
  • · Replies 2 ·
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2

Multivariable calculus: find the rate of change

  • reminiscent
  • · Replies 8 ·
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8

Solve Indefinite Integral: U Substitution

  • The Subject
  • · Replies 2 ·
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2

How did my professor get from here to here? DiffEq

  • grandpa2390
  • · Replies 4 ·
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4

How to prove Convergence of this Series

  • Euler2718
  • · Replies 4 ·
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4

What is the Uncertainty of Weight Flow Rate in a Discharging Water Experiment?

  • Jonathan Densil
  • · Replies 6 ·
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6

Quadratic forms under constraints

  • mr.tea
  • · Replies 6 ·
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6

How does u(t)/u(t) equal ln |u(t)| in integrating factor method?

  • EastWindBreaks
  • · Replies 5 ·
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5

Finding the Slope of Secant and Tangent Lines

  • cvc121
  • · Replies 2 ·
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2

Inverse Fourier Tranform of Transmission Lines Wave Equation

  • NZBRU
  • · Replies 2 ·
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2

Integrating Implicit Functions

  • imjustcurious
  • · Replies 7 ·
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7
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3

Fourier Transform using duality property?

  • Jake 7174
  • · Replies 10 ·
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10

Calculus Troubles: Finding Limits and Understanding 0/0

  • cvc121
  • · Replies 7 ·
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7

Homeomorphism in a Banach space

  • Calabi
  • · Replies 16 ·
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16

Why does the diffusion equation formula converge only for 0 < t < 1/(4ak)?

  • Dassinia
  • · Replies 2 ·
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2

Simulating Free Fall Using Euler's Method in C

  • njo
  • · Replies 10 ·
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10

Volume of Revolution By Shell Method.

  • OmniNewton
  • · Replies 7 ·
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7

Laurent series of rational function in annulus

  • Incand
  • · Replies 8 ·
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8

Find absolute minimum of f(x)=sin(x)-cos(x) on [0,pi]

  • FatMarrow
  • · Replies 15 ·
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15

Find all irreducible polynomials over F of degree at most 2

  • HaLAA
  • · Replies 3 ·
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3

Domain of ln((x²+2x+y²)/(x²−2x+y²))

  • says
  • · Replies 3 ·
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3

Find the first 3 terms of the asymptotic expansion of Jn(x)

  • uaefame
  • · Replies 2 ·
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2

Calculus Taylor Approximation Proof

  • Elvin Rivera
  • · Replies 2 ·
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2

Multiplying row exchange matrices

  • Arnoldjavs3
  • · Replies 2 ·
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2

How Do You Solve the Integral of 5sin(lnx)?

  • Drakkith
  • · Replies 4 ·
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4

Finding Coordinate Matrix for Linear Transformation T

  • Rifscape
  • · Replies 1 ·
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1

Finding Laurent Series and Residues for Complex Functions

  • Incand
  • · Replies 2 ·
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2

Modular arithmetic on vector spaces

  • gruba
  • · Replies 2 ·
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2

Linear Algebra matrix linear transformation

  • Rifscape
  • · Replies 7 ·
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7

Row with zero coefficient in pivot position during Gaussian elimination

  • DiamondV
  • · Replies 13 ·
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13

Find the area bounded by curves

  • gruba
  • · Replies 2 ·
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2

Nondimensionalizing a neuroscience equation

  • Wiseguy
  • · Replies 7 ·
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7

Eigenvalue and eigenvectors, bra-ket

  • Samuel Williams
  • · Replies 4 ·
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4

Equation (Chandrasekhar, Newton's Principia)

  • Poetria
  • · Replies 4 ·
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4

Calculation of Line Integral over a Parabola and Straight Line

  • member 508213
  • · Replies 12 ·
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12

Find largest possible volume (Extreme Value)

  • Physicsrapper
  • · Replies 8 ·
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8

Linear algebra: Prove the statement

  • gruba
  • · Replies 1 ·
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1

Is the Induced Weighted Matrix Norm Equal to WAW^-1?

  • pyroknife
  • · Replies 9 ·
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9

Sum of eigenvectors of linear transformation

  • gruba
  • · Replies 1 ·
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1

What do vertical bars next to variables in equations mean?

  • Aaerion
  • · Replies 3 ·
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3

Antiderivative of (3x+1)/cos²(3x²+2x) after u substitution

  • Coltjb7
  • · Replies 7 ·
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7

PDE: Proving that a set is an orthogonal bases for L2

  • RJLiberator
  • · Replies 13 ·
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13

Finding conditions that assure that a holomorphic function i

  • lolittaFarhat
  • · Replies 3 ·
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3

Matrices/Systems of Linear Equations

  • DiamondV
  • · Replies 4 ·
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4

Geometric Interpretation of complex numbesr

  • lolittaFarhat
  • · Replies 2 ·
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2

How Do You Calculate the Directional Derivative of a Function at a Point?

  • Destroxia
  • · Replies 9 ·
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9

How to triangulate two 3d lines

  • assafMOCAP
  • · Replies 1 ·
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1

Orthoprojection of circle onto a plane

  • geoffrey159
  • · Replies 2 ·
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2

[Abstract Algebra] GCD and Relatively Prime Proof

  • RJLiberator
  • · Replies 5 ·
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5

[Abstract Algebra] Field and Polynomial Root problem

  • RJLiberator
  • · Replies 8 ·
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8

Factoring Polynomials [Abstract Algebra]

  • RJLiberator
  • · Replies 17 ·
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17

Show that the range of the 2 matrices are the same

  • charlies1902
  • · Replies 2 ·
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2

PDE: Nontrivial solution to the wave equation

  • RJLiberator
  • · Replies 2 ·
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2

Line integral of v=xyi+x2j on curve y=x3 and work from force field

  • EdisT
  • · Replies 12 ·
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12

Finding the integrating factor for a differential equation

  • goldfish9776
  • · Replies 11 ·
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11

Getting different lambda values when equating real and imaginary parts

  • Banker
  • · Replies 6 ·
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6

How do I integrate (1+(1/x))^x?

  • Phys_Boi
  • · Replies 5 ·
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5
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2

Variation of a Functional with Boundary Conditions

  • Whitehole
  • · Replies 7 ·
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7

Is 6(2x+5)²(6x-1)⁵+(2x+5)³(30)(6x-1)⁴ in factored form?

  • AllanW
  • · Replies 20 ·
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20

What is Z_2^n and its role in proving the vertices of a hypercube in R^n?

  • TheMathNoob
  • · Replies 3 ·
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3

Prove that three functions form a dual basis

  • Forco
  • · Replies 5 ·
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5

Limit Existence and the Epsilon-Delta Proof

  • faradayscat
  • · Replies 1 ·
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1

Solving Systems of Linear Equations (Echelon Matrices)

  • DiamondV
  • · Replies 2 ·
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2

Prove an infinite sum exists and its sum

  • B3NR4Y
  • · Replies 2 ·
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2

Is my solution for the equation (1-x^2)dy/dx -xy = 1/ (1-x^2) correct?

  • hotjohn
  • · Replies 5 ·
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5

Differential equation of dy/dx = (2x-y+4)/ (4x-2y +1)

  • hotjohn
  • · Replies 3 ·
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3

Matrix of orthogonal reflection in the plane x1+2x2-2x3=0

  • DanZ123
  • · Replies 5 ·
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5

Estimating Star Counts from Density Laws

  • June_cosmo
  • · Replies 2 ·
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2

Separation of variables failed for y∂Ψ/∂x−(x/3)∂Ψ/∂y

  • joshthekid
  • · Replies 4 ·
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4

Prove the Laplacian of Function g is equal to g

  • zr95
  • · Replies 5 ·
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5

Math: discrete probability distribution

  • masterchiefo
  • · Replies 59 ·
2
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59

Solving a system of equations by Gauss's method

  • Physicaa
  • · Replies 18 ·
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18

How can I convert this function into a differential equation?

  • hotjohn
  • · Replies 4 ·
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4

Bessel's Equation and substitutions

  • lelandt50
  • · Replies 3 ·
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3

Passing Derivative Under the Integral: Conditions and Applications

  • Brian T
  • · Replies 3 ·
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3

Gaussian elimination gives z=34 but wrong y and w equations

  • Physicaa
  • · Replies 10 ·
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10

Finding the Inverse of a 2x2 Matrix using Gauss-Jordan Method

  • Physicaa
  • · Replies 7 ·
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7

Acceleration of fluid particle

  • sa1988
  • · Replies 3 ·
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3

Definite integral using diagonalizatio

  • Steve Turchin
  • · Replies 3 ·
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3

Convolution Integral Properties

  • roam
  • · Replies 14 ·
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14

Solve the following differential equation

  • fsujoseph
  • · Replies 1 ·
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1

Polynomial Existence and Irreducibility over Rational #'s

  • RJLiberator
  • · Replies 11 ·
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11