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

Linear transformation, isomorphic

  • karnten07
  • · Replies 7 ·
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7

Integrating sin^3 x with Substitution?

  • kasse
  • · Replies 10 ·
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10

Absolute max/min on an unbounded set

  • kingwinner
  • · Replies 12 ·
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12

Not isomorphic, different order

  • POtment
  • · Replies 6 ·
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6

Proof of Taylor's Theorem for e^x Convergence

  • danago
  • · Replies 3 ·
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3

Solve Definite Integral Homework: \int_0^a {x\sqrt{x^2+a^2}\,dx}

  • RedBarchetta
  • · Replies 1 ·
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1
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4

Is H1xH2 a Subgroup of G1 X G2?

  • POtment
  • · Replies 1 ·
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1

Finding the Unit Tangent Vector for a Given Curve

  • the7joker7
  • · Replies 7 ·
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7

Continuous at irrational points

  • ehrenfest
  • · Replies 4 ·
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4

What is the second mixed partial derivative of df/dx= 3-3(x^2)?

  • fk378
  • · Replies 3 ·
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3

Lagrange Multipliers Global vs Local

  • kingwinner
  • · Replies 14 ·
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14

Verifying Solution of 3-D Laplace Eq. u=1/(x^2+y^2+z^2)^2

  • fk378
  • · Replies 8 ·
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8

Limits - Did I do the questions correctly?

  • Macleef
  • · Replies 3 ·
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3

Integration by Parts: Solving y = arcsinh(x)

  • hex.halo
  • · Replies 3 ·
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3

Analyzing a Particle in a Non-Homogeneous Differential Equation

  • SandraH
  • · Replies 3 ·
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3

Exponential Fourier Series for Pulse Train

  • opticaltempest
  • · Replies 2 ·
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2

Taylor Polynomial of Order 3 for f(x,y,z) at (0,0,0)

  • gop
  • · Replies 5 ·
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5

Angle between catenary and line

  • flash
  • · Replies 1 ·
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1

Predict sign of partial derivatives

  • fk378
  • · Replies 3 ·
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3

Angle of Intersection of Space Curves

  • the7joker7
  • · Replies 12 ·
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12

Global optimization subject to constraints

  • kingwinner
  • · Replies 3 ·
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3

Convergent Subsequences and the Limit of a Series

  • Doom of Doom
  • · Replies 3 ·
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3

How to do this kind of integral?

  • nicksauce
  • · Replies 1 ·
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1
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2

Efficiently Solving Integrals with Residues | Integral Calculus Homework

  • nicksauce
  • · Replies 5 ·
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5
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3

Solving Simultaneous Equations: Methods and Accuracy

  • Ry122
  • · Replies 1 ·
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1

Proving Divergence of Sum of Fractions

  • ehrenfest
  • · Replies 16 ·
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16

Limited Value in Compound Functions: Remembering Number Paths

  • m_s_a
  • · Replies 12 ·
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12

Where Did I Go Wrong in Calculating Mixed Partial Derivatives?

  • fk378
  • · Replies 9 ·
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9

Independence of Path: Understanding Line Integrals in the xy-Plane

  • kasse
  • · Replies 5 ·
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5

Solving Line Integrals from A to B with f=x^3 + zy^2

  • christopnz
  • · Replies 3 ·
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3

Proving Connectedness of YUA and YUB with X and Y as Connected Subsets

  • MathematicalPhysicist
  • · Replies 12 ·
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12
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1

Prove: Non-constant Polynomials as Products of Irreducibles

  • JCIR
  • · Replies 1 ·
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1

Parabolic Cylinder line integral

  • christopnz
  • · Replies 2 ·
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2

Proving Hyperbolic Identity Using Osborn's Rule

  • hex.halo
  • · Replies 3 ·
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3

Error in Taylor polynomial of e^x

  • flash
  • · Replies 4 ·
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4

How to Integrate Upper Bounds with Circumscribed Rectangles

  • tmclary
  • · Replies 9 ·
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9

Are All Eigenvalues of a Matrix Between Defined Limits?

  • angelz429
  • · Replies 14 ·
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14

Solving Nilpotent Matrices: Invertibility of I+N

  • angelz429
  • · Replies 11 ·
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11

Does Convergence of a Series Imply Convergence of Its Terms Over n?

  • ehrenfest
  • · Replies 5 ·
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5

Having Hard Time using Greens Formulas

  • EngageEngage
  • · Replies 10 ·
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10

Prove Isometry: Exists Orthonormal Basis V w/ \|Se_j\|=1

  • CrazyIvan
  • · Replies 3 ·
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3

Derivate of generalized function

  • greisen
  • · Replies 1 ·
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1

Finding an Antiderivative in an Annulus

  • e(ho0n3
  • · Replies 19 ·
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19

Prove Total Ordering on X with Zorn's Lemma & r Partial Ordering

  • andytoh
  • · Replies 6 ·
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6

Find the Indefinite Integral Using Substitution: e^2x and (1+e^2x)^3

  • undrcvrbro
  • · Replies 3 ·
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3

What is the Solution to a Challenging Integration Homework Problem?

  • MillerL7
  • · Replies 1 ·
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1

Power Series Representation-Quick question

  • bcjochim07
  • · Replies 9 ·
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9

Open sets in R^2: Are open sets contained in their closures?

  • ehrenfest
  • · Replies 3 ·
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3

Linear Algebra: Orthogonality of Hermitean Projectors

  • Martin Muñoz
  • · Replies 10 ·
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10

Finding the Limit of n(ln(n+10) - ln(n))

  • physstudent1
  • · Replies 8 ·
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8

How do I find the values of b and y?[A][b = [3 y] 4]

  • Ry122
  • · Replies 5 ·
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5

Electrodynamics and electrical fields

  • Niles
  • · Replies 5 ·
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5

Don't know if I got this right. Prove n^2>n+1

  • torquerotates
  • · Replies 5 ·
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5

Troubleshooting Homework: Identifying and Addressing Mistakes

  • Shackleford
  • · Replies 5 ·
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5
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2

Using a triple integral to find volume

  • Jgalt
  • · Replies 2 ·
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2

L'hopitals Rule for Solving Limits with Complex Functions

  • Sheneron
  • · Replies 5 ·
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5
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1

What is the partial derivative of f(x,y) with respect to x?

  • rocomath
  • · Replies 6 ·
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6

Understanding the Binomial Coefficient through Generating Functions

  • foxjwill
  • · Replies 2 ·
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2

Solve Extrema Math Problem: Find & Classify Critical Points

  • dexza666
  • · Replies 6 ·
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6
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1

Contains closed set Accumulation points?

  • xxxmisko
  • · Replies 4 ·
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4

Double Integrals - interpreting what are my boundaries?

  • rocomath
  • · Replies 6 ·
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6

Partial fraction decomposition of the cosine

  • gop
  • · Replies 4 ·
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4

What are some tricks for finding the limit of (xn + yn)^(1/n)?

  • rsa58
  • · Replies 5 ·
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5

Help with question interpretation

  • varignon
  • · Replies 4 ·
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4

In Complex Numbers: Get Help Now

  • m_s_a
  • · Replies 12 ·
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12

Integral of {sqrt(4-x^2)} from 0 to 2?

  • momogiri
  • · Replies 3 ·
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3

How High Are You After 21 Seconds on a Ferris Wheel?

  • physicsbhelp
  • · Replies 9 ·
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9

Maclaurin Series: Find e^(3x) + e(-3x)

  • physstudent1
  • · Replies 9 ·
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9

Solved: Related Rates - Find Distance & Time Closest Approach

  • Sheneron
  • · Replies 6 ·
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6

Help with nonlinear ordinary differential equation

  • tx_math
  • · Replies 2 ·
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2

Indefinite Integral of 5*(sin(6x)/sin(3x)) - Help Needed

  • RedBarchetta
  • · Replies 1 ·
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1

Solving differential equations

  • physstudent1
  • · Replies 2 ·
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2

Using Laplace Transforms to Solve PDE

  • ColdFusion85
  • · Replies 3 ·
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3

Proving the Lemma for Bounded Sets in Real Analysis

  • steelphantom
  • · Replies 5 ·
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5

One last optimization problems

  • physicsed
  • · Replies 22 ·
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22

Proving Divergence of |cos(n)a_n| w/ Converging Series

  • daniel_i_l
  • · Replies 6 ·
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6

Linear Algebra - Direct Sums [SOLVED]

  • pezola
  • · Replies 2 ·
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2

How Do You Find Points with Horizontal Tangents on f(x) = 2sinx + (sinx)^2?

  • nejnadusho
  • · Replies 25 ·
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25

Partial Differential Equation? What is this?

  • JefeNorte
  • · Replies 5 ·
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5

Finding Points of Inflection for a Given Function: A Homework Challenge

  • Dr Zoidburg
  • · Replies 4 ·
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4

When does the divergence theorem apply?

  • EngageEngage
  • · Replies 3 ·
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3

Understanding Differentiability of Functions with Several Variables

  • asif zaidi
  • · Replies 2 ·
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2

Need to map from cartesian R3 to a plane in R2

  • Fox5
  • · Replies 7 ·
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7

How to Evaluate the Derivative of a Logarithmic Function with a Base of 10?

  • banfill_89
  • · Replies 1 ·
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1

Another cool optimization problem

  • physicsed
  • · Replies 11 ·
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11

Why is Anti Derivative of (1/x-3) Equal to -ln|x+3|?

  • elitespart
  • · Replies 6 ·
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6

Optimizing Rectangle Dimensions for Area 1000m^2: A Simple Solution

  • physicsed
  • · Replies 10 ·
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10

How to Evaluate a Double Integral Using Polar Coordinates?

  • tony873004
  • · Replies 4 ·
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4

Double Integral of two concentric circles

  • robbondo
  • · Replies 8 ·
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8

Using L'Hospital's Rule to Evaluate a Limit

  • 1337caesar
  • · Replies 5 ·
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5

Equation of a tangent, with a slope of 'e'.

  • Morphayne
  • · Replies 13 ·
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13

Linear Algebra: Geometric Interpretation of Self-Adjoint Operators

  • smithg86
  • · Replies 1 ·
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1

Variation of Parameters (Integral Trouble)

  • Saladsamurai
  • · Replies 8 ·
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8