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

Find rate at which the liquid level is rising in the problem

  • chwala
  • · Replies 24 ·
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24

Taking the Limit of this fraction involving trig functions

  • Memo
  • · Replies 14 ·
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14
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6

Direction in which directional derivative is zero

  • songoku
  • · Replies 6 ·
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6

Vector field and differential form confusion

  • Lips
  • · Replies 2 ·
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2

Branch points of a complex function

  • Hill
  • · Replies 3 ·
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3

[Complex analysis] Contradiction in the definition of a branch

  • fatpotato
  • · Replies 8 ·
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8

Prove that range ##T'## = ##(\text{null}\ T)^0##

  • zenterix
  • · Replies 1 ·
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1

Power series product convergence

  • Hill
  • · Replies 2 ·
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2

Proving the Infimum and Supremum: A Short Guide for Scientists

  • Lambda96
  • · Replies 3 ·
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3

Show that acceleration varies as cube of the distance given

  • chwala
  • · Replies 1 ·
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1

Proof of a vector identity in electromagnetism

  • Ishika_96_sparkles
  • · Replies 9 ·
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9

Vector Subspaces: Determining U as a Subspace of M4x4 Matrices

  • mathiebug7
  • · Replies 8 ·
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8

[Sturm-Liouville eigenvalues and eigenfunctions problem]

  • GGGGc
  • · Replies 5 ·
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5

Quadratic Residue and Quadratic Reciprocity Law QRL

  • Lexaila
  • · Replies 10 ·
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10
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1

To find work done by a variable force

  • Rhdjfgjgj
  • · Replies 21 ·
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21

Apostol Problem on ODE applied to Population Growth

  • zenterix
  • · Replies 1 ·
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1

Existence of directional derivative

  • songoku
  • · Replies 4 ·
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4

Find f(x,y) given partial derivative and initial condition

  • songoku
  • · Replies 6 ·
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6

Divergence of ##\vec{x}/\vert\vec{x}\vert^3##

  • PhysicsRock
  • · Replies 4 ·
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4

Proof that velocity of image by a plane mirror is negative of object

  • Rhdjfgjgj
  • · Replies 5 ·
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5

Apostol question about the differential equations of a falling object

  • zenterix
  • · Replies 2 ·
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2

Should the Units of a Constant Match the Integral Boundary Conditions?

  • Another
  • · Replies 5 ·
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5

Determine whether ## S[y] ## has a maximum or a minimum

  • Math100
  • · Replies 18 ·
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18

Doubt about the derivative of a Taylor series

  • Hak
  • · Replies 42 ·
2
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42

Help with a simple group theory question please

  • Ineedhelpimbadatphys
  • · Replies 1 ·
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1

Model CO2 diffusing across the wall of a cylindrical alveolar blood vessel

  • user123abc
  • · Replies 0 ·
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0

Show Picard iteration diverges

  • psie
  • · Replies 2 ·
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2

Dx/x of quotient by def of derivative

  • karush
  • · Replies 7 ·
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7

How to derive the associated Euler-Lagrange equation?

  • Math100
  • · Replies 6 ·
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6

How to get general solution via Green's function?

  • psie
  • · Replies 1 ·
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1

What is meant by compex dimension? (Abstract algebra)

  • Ineedhelpimbadatphys
  • · Replies 5 ·
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5
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9

Calculus ## G(y, z)=z\frac{\partial}{\partial z}F(y, z)-F(y, z) ##?

  • Math100
  • · Replies 6 ·
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6

Unit tangent vector and curvature with arc length parameterization

  • songoku
  • · Replies 1 ·
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1

Find domain where function is Lipschitz

  • psie
  • · Replies 2 ·
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2

To prove the "##m^{\text{th}}## Powers Theorem"

  • brotherbobby
  • · Replies 3 ·
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3

Translation and rotation of quadric surface

  • songoku
  • · Replies 4 ·
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4

Differential equation problem: y" + y' - 2y = x^2

  • member 731016
  • · Replies 21 ·
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21

Solve the given differential equation

  • chwala
  • · Replies 10 ·
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10

Prove ##(a+b) + c = a + (b+c)## using Peano postulates

  • issacnewton
  • · Replies 9 ·
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9

Finding limit of the Fibonacci sequence

  • member 731016
  • · Replies 8 ·
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8

Multivariable calculus proof involving the partial derivatives of an expression

  • KungPeng Zhou
  • · Replies 4 ·
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4
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6

Correlation coefficient: show 1-r^2 is the ratio of 0th and 1st order models

  • applestrudle
  • · Replies 3 ·
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3

Proofs about the second-order linear differential equation?

  • Math100
  • · Replies 21 ·
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21

Calculate the Demand for ground support services for an airline

  • Shan9
  • · Replies 3 ·
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3

Taylor Expansion for very small and very big arguments

  • deuteron
  • · Replies 1 ·
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1

Separable first order ODE involving tangent

  • psie
  • · Replies 2 ·
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2

Find the limit of the sequence

  • KungPeng Zhou
  • · Replies 7 ·
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7

What is the derivative of ln(x)^e ?

  • lIllIlIIIl
  • · Replies 7 ·
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7

A question about definite integrals and series limits

  • KungPeng Zhou
  • · Replies 12 ·
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12

How to prove a mathematical logical problem with predicates?

  • Xamaa
  • · Replies 6 ·
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6

Can't Find a Correct Method to Integrate \int (t - 2)^2\sqrt{t}\,dt?

  • KungPeng Zhou
  • · Replies 9 ·
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9

How Does Substitution Affect Double Integration and Differentiation?

  • KungPeng Zhou
  • · Replies 3 ·
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3

A question about the derivation of upper bound integrals

  • KungPeng Zhou
  • · Replies 23 ·
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23

How Do You Solve Calculus Homework Problem Six Using LaTeX?

  • KungPeng Zhou
  • · Replies 2 ·
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2

Hey guys here is a problem about gravity...

  • shaunthesheep
  • · Replies 6 ·
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6

Deriving Maxwell's equations from the Lagrangian

  • offscene
  • · Replies 3 ·
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3

Symmetry of an Integral of a Dot product

  • Skaiserollz89
  • · Replies 9 ·
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9

Question re: Limits of Integration in Cylindrical Shell Equation

  • HermGnos
  • · Replies 24 ·
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24

Two ways of integration giving different results

  • Valour549
  • · Replies 9 ·
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9

I cannot make the Gram-Schmidt procedure work

  • George Keeling
  • · Replies 16 ·
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16

Find the derivative of the given function

  • chwala
  • · Replies 4 ·
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4

On the ratio test for power series

  • schniefen
  • · Replies 2 ·
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2

On the definition of radius of convergence; a small supremum technicality

  • schniefen
  • · Replies 7 ·
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7

Prove ##a + b = b + a## using Peano postulates

  • issacnewton
  • · Replies 3 ·
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3

Show function series involving arctan is not differentiable at x=0

  • schniefen
  • · Replies 26 ·
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26
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12

Show that the given function is decreasing

  • idobido
  • · Replies 9 ·
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9

Can anyone please verify/confirm these derivatives?

  • Math100
  • · Replies 5 ·
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5

Solve the given differential equation

  • chwala
  • · Replies 4 ·
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4

Show that the Taylor series for this Lagrangian is the following...

  • gionole
  • · Replies 4 ·
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4

Calculate the correlation coefficient in the given problem

  • chwala
  • · Replies 7 ·
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7

Understanding the given proof of integers - Ring theory

  • chwala
  • · Replies 6 ·
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6

Problem involving irreducible element -Ring theory

  • chwala
  • · Replies 7 ·
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7

Are these the correct expressions for ## dF/dy' ##?

  • Math100
  • · Replies 4 ·
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4

Using Conjunctive Normal form to find when wff is true

  • member 731016
  • · Replies 1 ·
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1

Use of i and j in complex numbers

  • chwala
  • · Replies 5 ·
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5

Finding the projection of a Vector

  • chwala
  • · Replies 4 ·
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4

Describe the set of points that satisfy ##(x-4)(z-2)=0##

  • chwala
  • · Replies 11 ·
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11

Steady state heat equation in a rectangle with a punkt heat source

  • fluidistic
  • · Replies 1 ·
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1

Understanding the heat equation solution derived in this article

  • Makadamij
  • · Replies 7 ·
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7

Derivation or proof of derivative sin (x)

  • Mr X
  • · Replies 25 ·
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25
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4

Linear first-order differential equation with an initial condition

  • Lambda96
  • · Replies 5 ·
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5

Is the method used to evaluate the given integral correct?

  • chwala
  • · Replies 7 ·
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7

Differentiate the given integral

  • chwala
  • · Replies 15 ·
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15

Regarding commutative Lie groups and irreducible rep

  • aalma
  • · Replies 7 ·
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7

Volume Integral of xy over Triangle Area

  • physicss
  • · Replies 19 ·
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19

About representations of Lie groups

  • aalma
  • · Replies 8 ·
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8

Finding domain for when composite function is continuous

  • member 731016
  • · Replies 3 ·
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3

Solve the given problem that involves integration

  • chwala
  • · Replies 4 ·
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4

Rate of Change: Bees in Wildflower Meadow (a-c)

  • chwala
  • · Replies 3 ·
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3

Show that the graph is convex for all values of ##x##

  • chwala
  • · Replies 5 ·
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5

Is this the correct way to find the Euler equation (strong form)?

  • Math100
  • · Replies 17 ·
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17

Question about arc length and the condition dx/dt > 0

  • songoku
  • · Replies 5 ·
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5

Notation for changing rows in a matrix

  • member 731016
  • · Replies 8 ·
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8

Find Eigenvalues & Eigenvectors for Exercise 3 (2), Explained!

  • member 731016
  • · Replies 8 ·
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8