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

Van der Pol oscillator + Hopf bifurcation

  • nicksauce
  • · Replies 4 ·
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4

Finding dx/dt & d^2x/dt^2 for x+e^x=t

  • coverband
  • · Replies 3 ·
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3

Solving Natural Deduction Homework in SL

  • E92M3
  • · Replies 9 ·
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9

Solve Basic Calc Probs: dy/dx for y=z7, z=sin(x) & y=√z , z=x4+1

  • ar202
  • · Replies 13 ·
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13

How Do You Integrate f(x) = sqrt(1 + 1/x)?

  • RyozKidz
  • · Replies 12 ·
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12

Convergence, differentiable, integrable, sequence of functions

  • complexnumber
  • · Replies 2 ·
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2

Uniform convergence of function sequence

  • complexnumber
  • · Replies 1 ·
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1

Picard existence theorem and IVP

  • complexnumber
  • · Replies 2 ·
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2

Finding area bounded by x axis, x=0, and x=5

  • tjohn101
  • · Replies 2 ·
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2

Is e^{\pi i} equal to -1 or -e^{-2k\pi^{2}}?

  • endeavor
  • · Replies 7 ·
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7

Calculating Limits of Sin(1/x)/(1/x)

  • seto6
  • · Replies 6 ·
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6
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5

Question about graphing L(x,y) against f(x,y)

  • Dr Zoidburg
  • · Replies 1 ·
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1

Integral of f times cosine, as period of cosine goes to zero.

  • Hoblitz
  • · Replies 2 ·
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2

Please help with simple statistics problem

  • bryandnk
  • · Replies 2 ·
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2

Unraveling the Mystery of Theta: Solving Cot(2theta) = 2

  • mattmannmf
  • · Replies 5 ·
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5

Is this equation exact or not?

  • darryw
  • · Replies 5 ·
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5

Is R={0, 2, 4, 6, 8} a Field under Addition and Multiplication Modulo 10?

  • cmajor47
  • · Replies 5 ·
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5

Calculus, Integrals with Natural Logarithms

  • ermac
  • · Replies 10 ·
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10

Finding the eigenvectors from complex eigenvalues

  • gtse
  • · Replies 2 ·
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2

Proving a+b=b+a Using Ring Axioms

  • juniormint
  • · Replies 1 ·
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1

This equation is NOT exact, correct?

  • darryw
  • · Replies 2 ·
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2

Finding Laurent Series for Rational Functions with Partial Fractions

  • serchinnho
  • · Replies 5 ·
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5

Find Orthogonal Matrix with 1st Row (1/3,2/3,2/3)

  • gysush
  • · Replies 5 ·
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5

Differential Equations for Water Flow

  • coolxal
  • · Replies 4 ·
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4

Challenging Indefinite Integral e^arccos x

  • bur7ama1989
  • · Replies 3 ·
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3
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7

Ordinary Diff Eq. - Help with Calculus

  • arenaninja
  • · Replies 8 ·
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8
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3

Surface integral of scalar function

  • malicx
  • · Replies 5 ·
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5

Finding area bounded Supposedly easy yet I have no clue

  • tjohn101
  • · Replies 7 ·
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7

Do all sets include Empty set by default?

  • DorumonSg
  • · Replies 20 ·
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20

Showing that a factor group is abelian

  • valexodamium
  • · Replies 2 ·
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2

Linear Independence of ci Given Linear Independence of ui?

  • annoymage
  • · Replies 6 ·
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6

A = λI + N, N is a nilpotent matrix

  • MaxManus
  • · Replies 10 ·
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10

Is There an Error in Solving This Differential Equation?

  • shiri
  • · Replies 3 ·
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3

Functions of two variables, continuity

  • jbarbarez
  • · Replies 1 ·
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1

Water Heater issue (NOT Homework)

  • everseeker
  • · Replies 6 ·
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6

Draw a probability table for throwing two dice

  • npellegrino
  • · Replies 4 ·
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4

What Does the Parameter 'a' Represent in the Catenary Equation?

  • Moonflower
  • · Replies 1 ·
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1

Finding the eigenvectors of a 3x3 matrix - help please

  • Major_Disaster
  • · Replies 11 ·
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11

Partial Differentiation (very simple mistake, I think)

  • henryc09
  • · Replies 2 ·
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2

Finding an Exact Solution for (x+2)sin(y)dx + xcos(y)dy = 0

  • Jamin2112
  • · Replies 1 ·
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1

Calc derivatives - Minimum total surface area in a box of V = 160 ft2

  • Dave_1420
  • · Replies 2 ·
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2

Proving Positivity of a Recursively Defined Sequence using Induction

  • nugget
  • · Replies 2 ·
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2

Lines Planes and Vectors in 3 space

  • gregory.weld
  • · Replies 1 ·
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1

Linear algebra - Orthogonal matrix

  • sweetiepi
  • · Replies 1 ·
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1

Inverse Laplace Transform Help

  • plexus0208
  • · Replies 1 ·
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1

How do you parameterize a cone without finding the divergence of a vector F

  • Gameowner
  • · Replies 12 ·
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12

Prove Convolution is Commutative

  • cassiew
  • · Replies 2 ·
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2

Smallest Equivalence Relation on Real Numbers: Proving with Line y-x=1

  • dharper8861
  • · Replies 1 ·
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1
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3

Proving Complex Numbers are Rational

  • halvizo1031
  • · Replies 2 ·
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2

Volume of Solid Multivariable Calc

  • l.daniels241
  • · Replies 1 ·
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1

Continuous Functions - Setting up work problems

  • Asphyxiated
  • · Replies 15 ·
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15

Linear algebra, eigenvectors and eigenvalues

  • ann.r221
  • · Replies 1 ·
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1

Differential Calculus - Word Problems

  • Asphyxiated
  • · Replies 3 ·
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3

Finding Eigenspaces of a Matrix

  • Dustinsfl
  • · Replies 2 ·
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2

Need help solving these simultaneous equations, anyone with a pen and paper?

  • Firepanda
  • · Replies 1 ·
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1

Fourier series (integration of pi)

  • DanPF
  • · Replies 2 ·
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2

Binary Operation, Abstract Algebra

  • ksheehan62
  • · Replies 1 ·
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1

HS: Solve Integral for Observer's Lifetime in BH

  • Altabeh
  • · Replies 6 ·
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6

Understanding Maclaurin Series & De Moivre's Theorem

  • henryc09
  • · Replies 10 ·
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10

Proving Linear Independence in a System of Vectors

  • annoymage
  • · Replies 19 ·
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19

Prove Orthogonal Matrix Transpose is Orthogonal

  • Dustinsfl
  • · Replies 8 ·
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8

Prove differentiable for a function

  • no_alone
  • · Replies 1 ·
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1

How to get this expression from the circuit

  • nhrock3
  • · Replies 1 ·
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1

How can I find the poles of a transfer function without using a computer?

  • hairy_grape
  • · Replies 2 ·
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2

Triple Integral for Volume in Rectangular Coordinates

  • hackmonkey7
  • · Replies 1 ·
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1

Does the series (sin(1/n))/sqrt(n) converge or diverge?

  • lax1113
  • · Replies 5 ·
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5

Dot Product of G and A: Where Do the Denominators Go?

  • 8614smith
  • · Replies 2 ·
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2

How can I use Cayley-Hamilton's Theorem to find B5?

  • annoymage
  • · Replies 5 ·
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5
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1

Approximate and Exact Solutions for a Thermal Conductivity Problem

  • hitmeoff
  • · Replies 8 ·
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8

Can Rank Multiplication Help Prove a Linear System Statement?

  • annoymage
  • · Replies 3 ·
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3

Finding the Minimal Sum Unit Vector in R^3

  • Luxe
  • · Replies 3 ·
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3

Falling skydiver differential equation

  • darryw
  • · Replies 7 ·
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7

On Inverse Trigonometric Functions

  • Moonflower
  • · Replies 1 ·
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1

Equation with complex variable

  • sbashrawi
  • · Replies 7 ·
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7

Express the following integral in terms of the gamma function

  • Ben1220
  • · Replies 1 ·
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1

Reduction formula integration method help

  • tataraperz
  • · Replies 1 ·
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1

Newton Raphson Method for Finding Roots: Bessel's Function J0(x) near x=5

  • ruby_duby
  • · Replies 1 ·
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1

Solving Basic Limit Questions: When t=0, is it 0, -1, or Undefined?

  • complexnumber
  • · Replies 2 ·
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2

Radius and Interval of Convergence for (3x-2)^2/n 3^n Series

  • aydin
  • · Replies 2 ·
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2

What is the average speed of a freely falling body starting from rest?

  • camboguy
  • · Replies 1 ·
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1

Smallest Area Poster Dimensions: Solve the Puzzle!

  • apiwowar
  • · Replies 1 ·
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1

Estimating (16.1)1/4 using Taylor's Expansion at x=16

  • ruby_duby
  • · Replies 2 ·
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2

What Are the Taylor Polynomials for Specific Functions?

  • Jimmy84
  • · Replies 1 ·
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1

Application of double integrals: density

  • dlevanchuk
  • · Replies 1 ·
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1

Understand the definition of a circle in the complex plane

  • Susanne217
  • · Replies 39 ·
2
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39

Simple integration of bessel functions

  • Mappe
  • · Replies 2 ·
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2

Simple linear differential equation

  • raisin_raisin
  • · Replies 2 ·
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2

Solving for r in Carbon-14's Half-Life

  • TG3
  • · Replies 1 ·
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1

Finding if a series is convergent.

  • kelumhi
  • · Replies 4 ·
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4

Limit as x approaches 1 of integral of sin(t) over x squared minus 1

  • IntegrateMe
  • · Replies 2 ·
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2

Linear Transformation / Kernel Question

  • Gotejjeken
  • · Replies 13 ·
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13

Solve Complex Numbers & Euler's Formula Problems - 65 Characters

  • SammC
  • · Replies 4 ·
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4

Finding the Limit of f(r) = r/(1+r^2)

  • hadron23
  • · Replies 4 ·
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4

Finding Coefficients of Series Using Integrals and Known Sums

  • abc617
  • · Replies 1 ·
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1

At what rate is this function increasing?

  • IntegrateMe
  • · Replies 2 ·
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2