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

Surface Integral Eval: x² + y² + z² = a²

  • hhhmortal
  • · Replies 18 ·
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18

Definition of cross product in Spivak's 'Calculus on Manifolds'

  • quasar987
  • · Replies 11 ·
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11

Is R under addition isomorphic to R\{0} under multiplication?

  • 3029298
  • · Replies 2 ·
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2

Solving Trigonometric Limit: (2x+cos x)/x → ∞

  • reedy
  • · Replies 5 ·
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5

Solution of Parametric Bessel's equation.

  • yungman
  • · Replies 1 ·
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1

What did I do wrong on this Bessel expansion?

  • yungman
  • · Replies 1 ·
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1

Frechet (second) derivative of the determinant and inverse functions

  • Mathmos6
  • · Replies 1 ·
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1

Proving the Number of Subgroups of Order 6 in S4

  • 3029298
  • · Replies 7 ·
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7

What is the Moment of Inertia of a T-Shaped Object?

  • Dell
  • · Replies 1 ·
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1

Breaking this expressions into areas.

  • nhrock3
  • · Replies 10 ·
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10

How Do Dedekind Cuts Prove Convergence of Rational Sequences?

  • jgens
  • · Replies 1 ·
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1

Coplanar and Linear dependency.

  • jrotmensen
  • · Replies 1 ·
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1

Solving complex number equations for x AND y

  • Wardlaw
  • · Replies 15 ·
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15

Complex Number Help: Find Modulus & Principle Argument

  • Wardlaw
  • · Replies 2 ·
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2

Evaluate integral of Bessel function.

  • yungman
  • · Replies 16 ·
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16

Proving Tangent Vector Field X on \Re^{3} to a Cylinder in \Re^{3}

  • Mathman_
  • · Replies 1 ·
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1

Solve Derivative Problem: Plane Descent from h to (0,0)

  • kristo
  • · Replies 1 ·
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1

Foorier represtaion of this function

  • nhrock3
  • · Replies 5 ·
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5

What are some useful vector calculus identities for vector fields A and B?

  • hhhmortal
  • · Replies 7 ·
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7

I know it is convergent by I cannot determine why

  • golb0016
  • · Replies 3 ·
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3

Center of Gravity and probability

  • mathgirl2010
  • · Replies 2 ·
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2

What is the equation for finding the velocity vector of a component?

  • dirk_mec1
  • · Replies 5 ·
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5

Continuous square root function on the space of nxn matrices

  • Mathmos6
  • · Replies 3 ·
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3

Proving Polynomial Identities Using Induction

  • nietzsche
  • · Replies 9 ·
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9

Can anyone check if my answer for this ODE is correct?

  • ronaldor9
  • · Replies 4 ·
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4

Question involving differentiation

  • holezch
  • · Replies 1 ·
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1
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1

Opinion? Solids of Revolution/Integration Techniques

  • Newbatmath
  • · Replies 4 ·
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4

Graph analysis with trig involved

  • airportman92
  • · Replies 1 ·
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1
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4

How they do those transitions?

  • nhrock3
  • · Replies 3 ·
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3

Proving Acceleration Constant Between Point A & B

  • no_alone
  • · Replies 3 ·
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3

Proving a function is discontinuous on Q and continuous on R\Q

  • michael.wes
  • · Replies 3 ·
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3

What is the significance of p-sylow groups in finite groups?

  • TheForumLord
  • · Replies 4 ·
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4

Substitution technique for integral

  • mathaintmybag
  • · Replies 8 ·
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8

Strictly decreasing sequence (analysis)

  • riskandar
  • · Replies 1 ·
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1

Second order differential equation

  • realmm
  • · Replies 3 ·
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3

A subspace spanned by polynomials 1 and x

  • beramodk
  • · Replies 4 ·
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4

Probability question - calculating marginal pdfs

  • jaejoon89
  • · Replies 1 ·
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1

What did I do wrong in this Bessel equation?

  • yungman
  • · Replies 2 ·
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2

Are All Hilbert Spaces Isomorphic to a Subspace of Another?

  • benorin
  • · Replies 8 ·
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8

Ratio of functions, surjective (analysis course)

  • riskandar
  • · Replies 3 ·
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3

Legendre Transformation: Find f(T,v)

  • jesuslovesu
  • · Replies 2 ·
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2

Solving a Tricky Integral Homework Problem

  • iatnogpitw
  • · Replies 2 ·
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2

Find all solutions of u_(xx) + u_(yy) = 0, form u(x,y) = f(x^2 + y^2)

  • coverband
  • · Replies 8 ·
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8

Numerical approximation: Forward diffrerence method

  • oddiseas
  • · Replies 3 ·
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3

Understanding Newton Method for Solving Equations

  • sara_87
  • · Replies 6 ·
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6

Continuity of partial derivatives in a ball implies differentiability

  • Mathmos6
  • · Replies 3 ·
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3

Is There a Definition to Calculate Undefined Integrals?

  • player1_1_1
  • · Replies 5 ·
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5

Positive non self adjoint operator?

  • broncos#1
  • · Replies 2 ·
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2

Maximize and Minimize Area of 2 rectangles

  • Nitro171
  • · Replies 1 ·
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1

Proving a^1729 = a (mod 1729) for all n

  • Icebreaker
  • · Replies 12 ·
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12
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2

Spivak's Calculus polynomial question

  • scast
  • · Replies 7 ·
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7
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10

Solving Tricky Infinite Sum: What is \sum_{n=0}^{\infty}{\frac{1}{(2n)!}}?

  • stanli121
  • · Replies 4 ·
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4

Bilinear maps and inner product

  • sphlanx
  • · Replies 1 ·
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1

Understanding the Kronecker Delta Symbol: A_j Explained

  • tony873004
  • · Replies 8 ·
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8

What Are Examples of Specific Sets and Functions in Analysis?

  • dinhism
  • · Replies 1 ·
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1

Multiplier for the whole integral

  • Muppetmaster
  • · Replies 5 ·
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5

Why Is the Antiderivative of sec^2(4x+1)dx Not tan^4(4x+1)/4?

  • SAT2400
  • · Replies 1 ·
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1

Finding the equation of a hyperbola

  • farmd684
  • · Replies 4 ·
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4

Partial derivative - why is it count like this?

  • player1_1_1
  • · Replies 1 ·
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1

What is the sufficient condition for bounded solutions in this ODE system?

  • TheForumLord
  • · Replies 1 ·
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1

What is the proof for xn<yn when x<y and n is odd?

  • calios
  • · Replies 4 ·
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4

Proving Simple Harmonic Motion: Amplitude and Frequency Analysis

  • lmedin02
  • · Replies 4 ·
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4

What is the Solution for t in the Equation t^{t^2}=k?

  • Gregg
  • · Replies 2 ·
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2

Integration of dirac delta composed of function of integration variable

  • kmdouglass
  • · Replies 3 ·
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3

Prove in any interval there exists an irrational z

  • cmajor47
  • · Replies 4 ·
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4

Isomorphism of Quotient Groups

  • TheForumLord
  • · Replies 3 ·
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3

Find a formula for a constant function using the mean value theorem

  • lamictal
  • · Replies 1 ·
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1

Proving Continuity: Discontinuity Math Help and Tips

  • Bleys
  • · Replies 1 ·
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1

Prove in any interval there exists a rational z

  • cmajor47
  • · Replies 8 ·
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8

Complex number(exponential form)

  • naspek
  • · Replies 3 ·
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3

Solving Difficult Integral Homework: \int_0^1\frac{ln(1+x)}{1+x^{2}} dx

  • Rats_N_Cats
  • · Replies 2 ·
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2

Finding Equations for Multiple Springs in Series

  • hallic
  • · Replies 1 ·
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1

Proving Real Eigenvalues for Symmetric Matrix Multiplication?

  • tom08
  • · Replies 2 ·
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2

Find a & b for Removable Continuity f(x)

  • jwxie
  • · Replies 7 ·
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7

Natural log fxn = negative integral?

  • Jules18
  • · Replies 3 ·
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3

A seemingly difficult differential equation

  • hanson
  • · Replies 3 ·
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3

What Is a Metric Space and How Is It Defined?

  • sponsoredwalk
  • · Replies 2 ·
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2

Volume of Cylindrical Shells: y = 4x - x^2, y = 3; about x = 1

  • sarah22
  • · Replies 7 ·
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7

Solving a Difficult Calculus Problem: Applying the Product Rule

  • exmachina
  • · Replies 1 ·
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1

Proving the Existence of a Constant for ODE Solutions and u(x,y)

  • TheForumLord
  • · Replies 2 ·
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2

Solving a Salt Transport ODE: Find Salt After 10 Minutes

  • TheForumLord
  • · Replies 2 ·
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2

Are K1 and K2 Hermitian or Anti-Hermitian?

  • ber70
  • · Replies 2 ·
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2

If BC = 0 where B is invertible, show C = 0

  • sust0005
  • · Replies 5 ·
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5

Finding Additional Solutions for x^2 = 2^x Using Lambert W

  • p.olly
  • · Replies 1 ·
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1

Prove IVP with Bolzano-Wierstrass & Heine-Borel

  • StarTiger
  • · Replies 1 ·
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1

Inversion Through P in Euclidean Plane | Fix(Vp)

  • Gail Brimeyer
  • · Replies 5 ·
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5

Finding the eigenvectors for T()

  • davemoosehead
  • · Replies 1 ·
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1

Linear Transformations: One-to-One and Onto Conditions

  • phrygian
  • · Replies 1 ·
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1

How to Simplify Laplace Transform with 3 Terms

  • winbacker
  • · Replies 2 ·
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2

Finding Jordan Forms of 8x8 Matrices

  • chuckles1176
  • · Replies 3 ·
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3

Diffusion equation with variable dissipation

  • oddiseas
  • · Replies 1 ·
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1

Derivation of the shape of a clepsydra

  • jakncoke
  • · Replies 1 ·
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1

Question regarding integrating (int(1/u))

  • Linday12
  • · Replies 1 ·
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1

Proving the Convergence of \sum n=1 to \infty sin(nx)/n^(s)

  • hth
  • · Replies 16 ·
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16
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1

Abstract Algebra: Commutative Subgroup

  • pat bismark
  • · Replies 1 ·
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1