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

Proving the Validity of a Set of Vectors as a Basis for a Vector Space

  • Mathman23
  • · Replies 7 ·
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7

Solving a Quadratic Equation with Initial Conditions

  • jacko200
  • · Replies 1 ·
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1
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1

Lagrange multiplers - contraints and matrices

  • Benny
  • · Replies 4 ·
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4

Automorphism group of field extension

  • Pietjuh
  • · Replies 1 ·
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1

What's the purpose of a quadratic form?

  • Treadstone 71
  • · Replies 3 ·
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3

Degree level vector help required.

  • Brains_Tom
  • · Replies 8 ·
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8

How to Calculate Laplace Transform of a Complex Fraction

  • fabsuk
  • · Replies 15 ·
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15

Finding Tangent Lines of f(x) Algebraically

  • Quadratic
  • · Replies 3 ·
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3

Implicit Differentiation in Multivariable Calculus

  • Black Orpheus
  • · Replies 9 ·
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9

Integrate -x/(x^2+5): -1/2ln|x^2+5|

  • Natasha1
  • · Replies 1 ·
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1

Are Sigma-Finite Measures Always Lebesgue Measurable?

  • island-boy
  • · Replies 1 ·
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1

Complex Analysis: Evaluating Integrals with Contractible Jordan Paths

  • quasar987
  • · Replies 8 ·
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8

Real & Imaginary parts of a finite product

  • benorin
  • · Replies 8 ·
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8

Understanding Complex Numbers for Solving Problems

  • meee
  • · Replies 6 ·
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6

Elimination method to find the determinant

  • kdinser
  • · Replies 3 ·
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3

Closed form solution for series

  • EvLer
  • · Replies 2 ·
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2

Yarr Need help with a differential equation

  • CaptainJames
  • · Replies 6 ·
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6

Is it Possible to Show a Group is Abelian with Certain Properties?

  • StatusX
  • · Replies 8 ·
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8

Number Theory Help: Showing 25 is Strong Pseudoprime to Base 7

  • buzzmath
  • · Replies 1 ·
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1

Infinite series of complex numbers.

  • Nevermore
  • · Replies 1 ·
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1

Calculate Surface Integral F.ndS on Sphere at Origin

  • mmh37
  • · Replies 1 ·
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1

Topology (Boundary points, Interior Points, Closure, etc )

  • rad0786
  • · Replies 13 ·
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13

Finding Non-Linear Terms of Linear Function Equation

  • UrbanXrisis
  • · Replies 10 ·
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10

Changing limits on an integral

  • dimensionless
  • · Replies 1 ·
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1

Messed up somewhere in my integration

  • mr bob
  • · Replies 7 ·
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7

Derive the r, theta, and phi unit vectors?

  • Living_Dog
  • · Replies 2 ·
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2

Simple integration problem help

  • Natasha1
  • · Replies 6 ·
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6

Why Is My Calculation of the Absolute Minimum Incorrect?

  • DieCommie
  • · Replies 9 ·
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9

How Do You Find Roots of Complex Polynomial Equations?

  • meee
  • · Replies 5 ·
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5

Calculating Related Rates of a Filling Spherical Balloon

  • jimbo007
  • · Replies 1 ·
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1

Vector Calculus - not sure where to start here

  • FrogPad
  • · Replies 22 ·
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22

Temperature Change of Apple Cobbler in Kitchen

  • Chrismb159
  • · Replies 3 ·
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3

Ordinary matrix-vector multiplication

  • Treadstone 71
  • · Replies 6 ·
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6

What is the Correct Order for Integrating in This Scenario?

  • Pearce_09
  • · Replies 1 ·
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1

How do I solve this FODE for the particle's velocity?

  • mr bob
  • · Replies 7 ·
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7
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6

How Do You Calculate Arc Length and Volume of Rotated Solids in Calculus?

  • Undercover.Terrorist
  • · Replies 2 ·
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2

What Does Constant Acceleration Mean in Mechanics?

  • Natasha1
  • · Replies 2 ·
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2

How Do You Write the nth Derivative Formula for f(x) = sin(3x)?

  • Lizabeth54
  • · Replies 4 ·
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4

Is Proofing Supremum and Infimum as Easy as It Seems?

  • playboy
  • · Replies 13 ·
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13
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10

Determining Hermitian Operators: Cases 1 and 2

  • James R
  • · Replies 3 ·
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3

Why is sin (x+x) = sinx cosx + cosx sinx ?

  • Natasha1
  • · Replies 4 ·
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4

How can I integrate sin 2x in a simple step-by-step manner?

  • Natasha1
  • · Replies 11 ·
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11

Cylindrical Coordinates -Div/Curl/Grad

  • FrogPad
  • · Replies 5 ·
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5

Permutation \psi in S_{10} of Order 20: Odd or Even?

  • ElDavidas
  • · Replies 7 ·
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7
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2

Eigenvalues: Real & Equal in Size but Opposite Signs

  • Natasha1
  • · Replies 1 ·
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1

Why does x-axis have eigenvalue = 1

  • Natasha1
  • · Replies 4 ·
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4

Parametric equations for a line

  • UrbanXrisis
  • · Replies 3 ·
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3

Finding Gradient of Temperature at (x,y,z)

  • UrbanXrisis
  • · Replies 4 ·
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4

Fundamental theorem of calculus

  • jesuslovesu
  • · Replies 4 ·
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4

Integrate sin(y)/(x+y): Tips to Solve Double Integral

  • BananaMan
  • · Replies 8 ·
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8

Order of Group G Generated by a,b Relation

  • ElDavidas
  • · Replies 5 ·
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5

Confused on the directions Airy's equation, series solutions weee

  • mr_coffee
  • · Replies 6 ·
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6

Inverse differential operators

  • hbomb
  • · Replies 2 ·
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2

What convergence/divergence test can I use on this series? - Calculus II

  • opticaltempest
  • · Replies 3 ·
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3

Find the Probability of Joint PDF X and Y with Easy Calculation

  • sjaguar13
  • · Replies 2 ·
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2

Rectangular to cylindrical conversion

  • itzela
  • · Replies 4 ·
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4

Solving Trig Substitutions: Getting from 1st Line to 2nd

  • KoGs
  • · Replies 2 ·
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2

Proof of a partial fraction theorem

  • Kinsama
  • · Replies 3 ·
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3

How would I find the volume of a pyramid

  • ScienceMonkey
  • · Replies 2 ·
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2

Fubini's Theorem: Integral Existence for Non-Continuous Functions

  • Pearce_09
  • · Replies 2 ·
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2

Lin Alg - Matrix multiplication (Proof by contrapositive)

  • mattmns
  • · Replies 4 ·
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4

Proving the Sum of a Series Question | Convergence and Terms with Same Sign

  • MathematicalPhysicist
  • · Replies 6 ·
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6

Minimal polynomials and invertibility

  • Treadstone 71
  • · Replies 1 ·
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1

Two curves with two shared tangents

  • KingNothing
  • · Replies 10 ·
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10

Differentiating Homogeneous Functions: A & B

  • ak416
  • · Replies 1 ·
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1

Use Simpson's Rule to approximate an integral

  • beanryu
  • · Replies 2 ·
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2

Proving Hermitian Transformations: A Simple Approach

  • eridanus
  • · Replies 4 ·
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4

Integrating with Substitution: Solving Tricky Integrals

  • jamesbob
  • · Replies 2 ·
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2
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5

Is the sum of this series correct?

  • opticaltempest
  • · Replies 1 ·
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1

How Do You Solve the Line Integral on a Semi-circle and Line Segment?

  • mmh37
  • · Replies 15 ·
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15

Understanding the Derivative of a Complex Function

  • Mozart
  • · Replies 6 ·
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6

Eulers Equation confusion Are these the right equations?

  • mr_coffee
  • · Replies 1 ·
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1

What is the Parametric Expression for the Lemniscate of Bernoulli?

  • jamesbob
  • · Replies 16 ·
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16

Integral what has gone wrong here?

  • mmh37
  • · Replies 4 ·
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4

Exact Equation, reviewing for an exam, did I do this one right?

  • mr_coffee
  • · Replies 6 ·
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6

Lagrange Multipliers (and finding extrema of a function with two restraints)

  • Black Orpheus
  • · Replies 1 ·
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1

What is the graph of ln x if I know the graph of e^x?

  • Drimar
  • · Replies 1 ·
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1

Y= x2⁄3 how would u graph this

  • rachael
  • · Replies 2 ·
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2

Does this negative sign even matter in sin(x)?

  • mr_coffee
  • · Replies 5 ·
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5

Related Rates: Inverted Conical Tank Problem

  • suspenc3
  • · Replies 2 ·
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2

Really quick differential question

  • Lewis
  • · Replies 4 ·
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4

Solving PV & Tangent Line Equations in Calculus

  • cscott
  • · Replies 3 ·
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3

Confused on how my professor did this last step, DiffEQ, 2nd OrdER

  • mr_coffee
  • · Replies 2 ·
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2

Is an Upper Triangular Matrix with Equal Diagonal Entries Diagonalizable?

  • Treadstone 71
  • · Replies 4 ·
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4

Integration by Parts: Struggling with e^xcos(x)dx

  • ranger1716
  • · Replies 4 ·
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4

Find the shortest distance between the two skew lines

  • frozen7
  • · Replies 3 ·
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3
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1

Finding an Algebraic Model for Toy Glider Flight

  • Raza
  • · Replies 2 ·
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2

Line Integral: Int(yzdy) but

  • Living_Dog
  • · Replies 8 ·
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8

Solving Equations: Check/Fix Errors & Find Partial Derivatives

  • Benny
  • · Replies 5 ·
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5

ODE problem: 3x^2 y dx + (x^3 + 2y)dy = 0

  • brad sue
  • · Replies 2 ·
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2

Bridging the Gap: Solving Two Problems

  • brad sue
  • · Replies 3 ·
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3

Are AB and BA both defined if they are square matrices?

  • georgeh
  • · Replies 1 ·
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1

Geometric Series Derivation for Given Identities

  • opticaltempest
  • · Replies 3 ·
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3

Solving Linear Dependency: u,v,w Equation

  • Pengwuino
  • · Replies 5 ·
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5