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

Solving the Fourier Series of a 2π-Periodic Function

  • struggles
  • · Replies 10 ·
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10

What is the largest possible volume for this cylinder?

  • abizan
  • · Replies 9 ·
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9

Can (1 - u²)² be rewritten as (u² - 1)²?

  • mattyk
  • · Replies 3 ·
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3

Linear Combinations in 2-space

  • Destroxia
  • · Replies 5 ·
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5

Find a unit vector for a particular vector

  • Destroxia
  • · Replies 6 ·
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6

Proof: There Exists a prime p such that p=< sqrt(n)

  • RJLiberator
  • · Replies 6 ·
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6

Discretize using a forward-Euler scheme

  • Linder88
  • · Replies 1 ·
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1

Determine Diagonalizability of LTI System A

  • Linder88
  • · Replies 2 ·
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2

Amplitude of damped mass-spring system

  • lampCable
  • · Replies 1 ·
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1

Solving Integrals with Exponents

  • PhysicsBoyMan
  • · Replies 3 ·
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3

Explicit check for Laplace transform?

  • j3dwards
  • · Replies 2 ·
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2

How is the integral expression for contact time derived?

  • rohanc
  • · Replies 1 ·
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1

Why is the product of eigenvalues equal to the det(A)?

  • j3dwards
  • · Replies 5 ·
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5

Differential equation mixing problem with 2000L vat and alcohol concentrations

  • Lord Anoobis
  • · Replies 9 ·
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9

Integrating for area of intersection

  • Rumplestiltskin
  • · Replies 7 ·
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7

Dimension of a manifold at a point must be constant

  • NihilTico
  • · Replies 6 ·
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6

A: Reciprocal series, B: Laurent Series and Cauchy's Formula

  • sinkersub
  • · Replies 1 ·
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1

Finding a closed form for ∑n!/(3·4·5·...·n)

  • RealKiller69
  • · Replies 7 ·
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7

Splitting function into odd and even parts

  • j3dwards
  • · Replies 10 ·
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10

Average of function (using dirac delta function)

  • j3dwards
  • · Replies 1 ·
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1

How many students have both a Visa and MasterCard?

  • STEMucator
  • · Replies 1 ·
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1

2nd order differential equation (nonhomogenous)

  • j3dwards
  • · Replies 5 ·
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5

Inverse Binomial Expansion within Laurent Series?

  • sinkersub
  • · Replies 2 ·
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2

Why definite integrals give area between graph and x-axis

  • Rumplestiltskin
  • · Replies 14 ·
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14

Solving ODE by Laplace Transform: Where Did I Go Wrong?

  • roughwinds
  • · Replies 4 ·
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4

Related Rates Sand Pile Problem

  • Mr Davis 97
  • · Replies 3 ·
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3

Fourier Transform (Triangular Pulse)

  • roam
  • · Replies 9 ·
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9
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5

Transforming Double Integral with Change of Variables

  • Furbishkov
  • · Replies 10 ·
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10

D'Alembert solution of wave equation on semi infinite domain

  • Name15
  • · Replies 10 ·
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10

Find the Eigenvalues and Eigenvectors of 4x4 Matrix.

  • Freya
  • · Replies 5 ·
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5

I can't seem to find this limit

  • Lavender
  • · Replies 3 ·
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3

Coordinate transformation for 2D diffusion on slanted boundaries

  • shawnstrausser
  • · Replies 1 ·
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1

Integral of sin²x/(1+cos²x)

  • Hashiramasenju
  • · Replies 2 ·
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2

Green's Function for Two-Point Boundary Value Problem

  • Brian T
  • · Replies 2 ·
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2

Poisson Process-theory questions

  • Rampart
  • · Replies 2 ·
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2

Area of circle using integration

  • PhysicsBoyMan
  • · Replies 1 ·
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1

What is the Limit of the Sequence b_n = n - sqrt(n^2 + 2n)?

  • QuantumP7
  • · Replies 5 ·
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5

Derivative of Dot Product via Product Rule, commutative?

  • Ocata
  • · Replies 4 ·
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4

What Is the Potential Function U for a Given Gradient?

  • Amrator
  • · Replies 59 ·
2
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59
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5

Autocorrelation function of a Wiener process and Poisson process

  • JohanL
  • · Replies 3 ·
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3

Random process involving CDF and PDF of standard normal

  • JohanL
  • · Replies 2 ·
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2

Interval of convergence for Taylor series exp of 1/x^2

  • nomadreid
  • · Replies 10 ·
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10

Why doesn't A ⊂ (B ∪ C) imply A ⊂ B or A ⊂ C?

  • A.MHF
  • · Replies 3 ·
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3

Finding when daylight hours increase fastest in Portland OR

  • Coltjb7
  • · Replies 23 ·
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23

(calculus) finding the number of zeros/solutions

  • mr.tea
  • · Replies 1 ·
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1

Integral of exponential over polynomial

  • AAO
  • · Replies 1 ·
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1

Solving dy/dx = 2/(x+e^y)

  • fred_91
  • · Replies 4 ·
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4

Limit of a continuous time Markov chain

  • JohanL
  • · Replies 8 ·
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8

Inequality involving probability of stationary zero-mean Gaussian

  • JohanL
  • · Replies 9 ·
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9

Proving an equality using induction proof not working

  • tony700
  • · Replies 3 ·
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3

Integration by parts with the delta function derivative

  • BOAS
  • · Replies 7 ·
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7

Understanding Completeness Property Proof

  • A.MHF
  • · Replies 6 ·
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6

Solving a nonlinear ODE with exponential and polynomial terms

  • PeteSampras
  • · Replies 3 ·
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3

Integral Substitution Question

  • Bill333
  • · Replies 3 ·
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3

Birth and death process -- Total time spent in state i

  • JohanL
  • · Replies 4 ·
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4

Show S is a subspace of vectors parallel to 4x+2y+z+3r=0

  • quanta13
  • · Replies 2 ·
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2
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2

Linear Transformation and Isomorphism

  • says
  • · Replies 10 ·
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10

How Does Exponential Decay Model the Lifespan of Computer Chips?

  • Eleni
  • · Replies 2 ·
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2

Differentiating an integral and finding f(x)

  • supermiedos
  • · Replies 3 ·
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3

Simplifying and Expanding Integration Using the Chain Rule

  • stephen8686
  • · Replies 11 ·
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11

Absolute value in a differential equation

  • Mr Davis 97
  • · Replies 5 ·
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5

Setting up integral over tetrahedron

  • JonnyG
  • · Replies 21 ·
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21

Negative volume using washer method

  • terryds
  • · Replies 7 ·
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7

Rotating beacon beam speed on shoreline

  • Michele Nunes
  • · Replies 14 ·
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14

Finding the distance from centroid to bottom edge

  • Ry122
  • · Replies 3 ·
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3

Closed set with rationals question

  • vancouver_water
  • · Replies 2 ·
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2

Integrating a theta function/2d probability density function

  • Thimble
  • · Replies 6 ·
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6

Linear algebra: Find the span of a set

  • gruba
  • · Replies 5 ·
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5

How can I deal with such an integral?

  • rtransformation
  • · Replies 8 ·
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8

Integrating Gaussian Distribution (QM)

  • Jimmy87
  • · Replies 10 ·
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10

Axiom of Pair and Axiom of Union?

  • A.MHF
  • · Replies 5 ·
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5

Green insect arrival Poisson process using characteristic functions

  • JohanL
  • · Replies 2 ·
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2

Why does −3+2sin(x) have minimum value −1 if sine oscillates?

  • REVIANNA
  • · Replies 5 ·
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5

Plot Relative Intensity of Function in Maple

  • Schwarzschild90
  • · Replies 10 ·
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10

M,N is subset of Hilbert space, show M+N is closed

  • Fellowroot
  • · Replies 5 ·
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5

What is the derivative of (sin x)^sin x?

  • lucphysics
  • · Replies 3 ·
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3

How to do intgral for (cos(x)^2)*cos(wx)

  • mirshayan
  • · Replies 5 ·
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5

AD/AS Model for economics

  • Mr Davis 97
  • · Replies 1 ·
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1

Particular Solution to Non-homogeneous Second Order DE

  • BOAS
  • · Replies 2 ·
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2

Proving the Dot Product Identity for Vector Fields and Their Curl

  • Mario Carcamo
  • · Replies 4 ·
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4

Surface area of a sphere with calculus and integrals

  • the_dane
  • · Replies 8 ·
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8

Why is the lower boundary 0 when substituting x=sin(4t) at x=-1?

  • scotty_le_b
  • · Replies 2 ·
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2

Subsequences of bounded monotonically increasing function

  • RBG
  • · Replies 3 ·
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3

What topic should I base a non-Euclidean geometry paper on?

  • NihalRi
  • · Replies 1 ·
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1

Frobenius Method When Initial Value of A Sum is not 1

  • PatsyTy
  • · Replies 5 ·
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5

Interpreting derivatives at a point

  • musicgold
  • · Replies 10 ·
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10

Method of Characteristics for Solving Partial Differential Equations

  • Sturk200
  • · Replies 1 ·
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1

Why is the limit for theta = pi/2 instead of 2pi?

  • qq545282501
  • · Replies 10 ·
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10

How have they calculated these pseudoinverses?

  • kostoglotov
  • · Replies 2 ·
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2

The Significance of Simpsons Rule for Quadratic Polynomials

  • lampCable
  • · Replies 10 ·
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10

What is the Line Integral of xydx+4ydy along a Curve from (1,2) to (3,5)?

  • qq545282501
  • · Replies 2 ·
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2

Osculating circle for 3D curve

  • jks
  • · Replies 1 ·
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1

Projectile motion after a flying helical path

  • qq545282501
  • · Replies 3 ·
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3

Show that the next eigenfunction has a zero between 2 zeros

  • Happiness
  • · Replies 1 ·
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1

Derivation of wave equation using tension of a string

  • Methias
  • · Replies 1 ·
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1

Algebra, find orbits and stabilizers

  • Dassinia
  • · Replies 1 ·
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1

Conditional probability with marginal and joint density

  • Linder88
  • · Replies 6 ·
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6