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

Finding equilibrium solutions for dy/dt = sin²y

  • killersanta
  • · Replies 7 ·
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7

Equation form of a line in 3-D

  • yvonnars
  • · Replies 3 ·
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3

Linear algebra(linear transformation)

  • chuy52506
  • · Replies 8 ·
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8

Conditional Expectation Question (Probability Theory)

  • Sprng
  • · Replies 1 ·
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1

Distance Between Nonparallel Lines: Linear Algebra Solution

  • dangish
  • · Replies 1 ·
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1

Intersection/Collision of two lines in R^3

  • pearss
  • · Replies 4 ·
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4

Finding the first three Fourier terms for an even function

  • roldy
  • · Replies 1 ·
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1

Calculating 3D Fourier Transform for (1,2,3)

  • PianoDentist
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1

Finding u(x,y) and v(x,y) for f(z) = e^x * e^-iy

  • tylerc1991
  • · Replies 4 ·
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4

Calculate the area of a sphere using an integral

  • Mantaray
  • · Replies 4 ·
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4

Calculating Acceleration Using Velocity Function

  • Marioqwe
  • · Replies 6 ·
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6

Complex Integral Residue Theorem

  • Tangent87
  • · Replies 2 ·
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2

Group Theory: Proving Subgroup of Elements of Order 2 and e

  • HuaYongLi
  • · Replies 4 ·
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4

What is the 1D Fourier transform of the function e^{-\lambda x^{2}}?

  • Aquinox
  • · Replies 6 ·
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6

How do you find the equations of the tangents

  • LD745
  • · Replies 4 ·
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4

Supposedly simple differential equation

  • popo902
  • · Replies 3 ·
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3

Very strange question for derivative

  • peacemaster
  • · Replies 3 ·
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3

Solving a Linear Differential Equation with Given Conditions

  • TiberiusK
  • · Replies 6 ·
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6

Homogeneous linear systems with constant coefficients.

  • AkilMAI
  • · Replies 3 ·
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3

What is the solution for a PDE using method of characteristics?

  • gtfitzpatrick
  • · Replies 3 ·
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3

Eigenvalues and Eigenvectors - Find x2(1)

  • dvep
  • · Replies 3 ·
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3

How to show that the sum of ln(1 - 1/k²) equals -ln(2)

  • jokerzz
  • · Replies 11 ·
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11

Eigenvalues and eigenvectors for a differential equation

  • dvep
  • · Replies 2 ·
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2

Integrating e^(-x^2) to Solve for √(π/2)

  • Jamin2112
  • · Replies 5 ·
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5
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3

Proving the gamma function equals (n-1)!

  • homad2000
  • · Replies 8 ·
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8

Fluid Mechanics equations in Cartesian and Cylindrical coordinates?

  • silentwf
  • · Replies 3 ·
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3

Understanding Force and Mass in Engineering Thermodynamics

  • barbaadr
  • · Replies 1 ·
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1

Find Arc Length of Curve over [0, 2π]

  • quietrain
  • · Replies 7 ·
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7

Isomorphism classes of groups of order 21

  • murmillo
  • · Replies 3 ·
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3

Euler's method for numerical approximation

  • Chandasouk
  • · Replies 3 ·
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3

How does the Dirac delta function pick out values of other functions?

  • thomas49th
  • · Replies 1 ·
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1

Euler's Method - dy/dt = y^2-4t

  • killersanta
  • · Replies 4 ·
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4

Proving Closed Sets in Topological Spaces: Strategies and Techniques

  • demonelite123
  • · Replies 4 ·
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4

Integrating Charge Conservation Equation with Dirac Delta Function

  • jmwilli25
  • · Replies 3 ·
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3

Could someone check this proof? If c\b subset c\a, then prove a subset b

  • IntroAnalysis
  • · Replies 2 ·
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2

Spring Calibration Data -> Need to figure out formula

  • mcdowellmg
  • · Replies 1 ·
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1

Finding a basis to diagonalize a reflection about a line in R^2

  • Punkyc7
  • · Replies 3 ·
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3

Newton-Raphson iteration formula not matching professor's result

  • Kinetica
  • · Replies 2 ·
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2
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1

What Are Manifolds and How Do They Relate to Dimensions in Mathematics?

  • Kidphysics
  • · Replies 6 ·
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6

Solve Maximum Velocity: Determine a, x, k, v for Particle

  • Marioqwe
  • · Replies 3 ·
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3

Why must M and N be orientable if M×N is orientable?

  • Canavar
  • · Replies 7 ·
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7

Finding Volume of the solid, Integral

  • lovemake1
  • · Replies 3 ·
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3

Hemispherical bowl Volume question

  • lovemake1
  • · Replies 1 ·
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1

Prove # of m-cycles in Sn (symmetric group)

  • xsw001
  • · Replies 4 ·
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4

Proving parity of Hermite polynomials H_n(x) from recurrence relation

  • TiberiusK
  • · Replies 9 ·
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9

Solution for Expressing Derivatives in Terms of u

  • gtfitzpatrick
  • · Replies 34 ·
2
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34

Using an integrating factor to solve ∂u/∂x = -2 + u/(2x)

  • gtfitzpatrick
  • · Replies 12 ·
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12

DE constant coefficients and boundary conditions

  • AkilMAI
  • · Replies 25 ·
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25

Taylor polynomial of 1/(2+x-2y)

  • Combinatus
  • · Replies 4 ·
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4

Solving PDE: Finding a General Solution

  • y_fotsing
  • · Replies 1 ·
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1

Inverse Laplace Transform(s/((s^2)+1)^2

  • fysiikka111
  • · Replies 21 ·
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21

Is ut + uux + uxxx parabolic or hyperbolic?

  • iamkratos
  • · Replies 3 ·
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3

Lagrange-Charpit equations for specific expression

  • gtfitzpatrick
  • · Replies 4 ·
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4

Binary encoding function problem

  • sara15
  • · Replies 5 ·
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5

How can I determine if a set of numbers is truly random based on a histogram?

  • abcdmichelle
  • · Replies 2 ·
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2

Find all points that are continuous in the function

  • quietrain
  • · Replies 25 ·
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25

Does the limit of xy/√(x²+y²) exist at the origin?

  • quietrain
  • · Replies 2 ·
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2

Solving Logarithmic Equations: How to Find the Value of x

  • HalloGubi
  • · Replies 5 ·
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5

Integrating (x²+5x+16)/√(x²-16x) by trig substitution

  • sydneyfranke
  • · Replies 2 ·
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2

Proving grad(v·r) = v with spherical coordinates

  • c299792458
  • · Replies 2 ·
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2

Volume of a bowl (using variables not numbers)

  • htoor9
  • · Replies 5 ·
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5

Triangle Approximation Derivation

  • GroupTheory1
  • · Replies 4 ·
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4

Maximum and minimum traffic flow in a four-way intersection

  • morsel
  • · Replies 1 ·
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1

Characteristic Eq for Matrix problem

  • Zoe-b
  • · Replies 4 ·
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4

How can integration by parts be used to solve this integral?

  • jpd5184
  • · Replies 2 ·
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2

Limits: Division by 0, Making denominator = y

  • IssacBinary
  • · Replies 6 ·
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6

Integral with dot product in it

  • dingo_d
  • · Replies 1 ·
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1

Integral of e^x ln(x)dx by parts gives circular result

  • madah12
  • · Replies 9 ·
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9

Is u Algebraic over Extension Field E?

  • Driessen12
  • · Replies 4 ·
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4

Why Does Reversing Limits in a Line Integral Affect the Result?

  • jegues
  • · Replies 5 ·
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5

Summation Identity for i^p power question, really simple

  • Asphyxiated
  • · Replies 2 ·
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2

Integrating sec(2x) for a given interval

  • Kawakaze
  • · Replies 24 ·
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24
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3

How many Tangent lines go to a certain point.

  • Hypnos_16
  • · Replies 10 ·
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10

How do I find points on a curve where the tangent is horizontal?

  • Hypnos_16
  • · Replies 10 ·
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10

Proving Existence of lim (x--->c) {f(x)} = l

  • maximus101
  • · Replies 1 ·
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1

Linear Algebra Proof: Prove if Rational Solutions Exist

  • dmitriylm
  • · Replies 6 ·
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6

Inequality and complex number.

  • gotjrgkr
  • · Replies 5 ·
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5

General solution and initial conditions for u_xx - 3u_xt - 4u_tt = 0

  • roldy
  • · Replies 12 ·
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12

I need to find the integral of sin(ax)cos(bx),

  • crystal91
  • · Replies 7 ·
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7

Vector Calculus: Index Notation

  • Ted123
  • · Replies 14 ·
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14

How quickly is the mass of the tree increasing?

  • mvgio124
  • · Replies 9 ·
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9

Find the order of the cyclic subgroup of D2n generated by r

  • xsw001
  • · Replies 1 ·
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1

Analysis questions involving inequalities

  • elimenohpee
  • · Replies 1 ·
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1

Finding a nonzero vector for the homogeneous system

  • dmitriylm
  • · Replies 8 ·
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8

Does Borsuk-Ulam theorem hold for the torus?

  • qinglong.1397
  • · Replies 2 ·
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2

Integrating a Rational Function with a Quadratic Denominator

  • n4rush0
  • · Replies 8 ·
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8

Cauchy Sequence and Completeness

  • tylerc1991
  • · Replies 3 ·
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3

Find parametric eq for a line with point and plane

  • marquitos
  • · Replies 2 ·
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2

Solving Bernoulli Equation with y'+3y=e^(-3x)*y^4

  • Laura1321412
  • · Replies 2 ·
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2

Solving a Nonlinear Differential Equation: y+4y^2=(y^(4)+x)y

  • Laura1321412
  • · Replies 1 ·
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1

Modules over an Integral Domain

  • Newtime
  • · Replies 10 ·
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10

Finding Surface Area of a Solid of Revolution

  • BraedenP
  • · Replies 9 ·
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9

Multiple Variable Min Max Question

  • stau40
  • · Replies 3 ·
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3

Newton's Law of Universal Gravitation (Differential Equation Question)

  • Bazzinga
  • · Replies 7 ·
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7

Determining velocity/acceleration in vector-unit notation

  • mcdowellmg
  • · Replies 2 ·
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2

Find the least squares approximation

  • hsong9
  • · Replies 4 ·
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4

F(y)=summation 1/(y^2+m^2) is not differentiable.

  • R.P.F.
  • · Replies 9 ·
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9