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 Equality of Spans of Vectors in Rn

  • mat175
  • · Replies 5 ·
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5

Why Are All Coefficients Zero in My Fourier Series Calculation of Sin(2x)?

  • Zeitblom
  • · Replies 3 ·
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3
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2

Probability Proof: Showing P(E) Before F is P(E)/(P(E)+P(F))

  • Kalinka35
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1

Principal root of a Complex Number

  • DEMJ
  • · Replies 1 ·
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1

What is the value of $\sqrt[\infty]{\infty}$?

  • Jonathan G
  • · Replies 19 ·
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19

Finding Oblique Projector P for U, W Subspaces

  • kalleC
  • · Replies 1 ·
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1

Solving DE: dr/d(theta) + r*sec(theta) = cos(theta)

  • ckp
  • · Replies 3 ·
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3

Sphere equation from endpoints.

  • graycolor
  • · Replies 3 ·
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3

Orthogonal projectors (minimization and variational problem)

  • kalleC
  • · Replies 2 ·
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2

Complex numbers + linear algebra = :S

  • philnow
  • · Replies 8 ·
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8

Bilinear Maps Complex Analysis

  • Sistine
  • · Replies 1 ·
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1

Finding Extremum of z=1-sqrt(x^2+y^2)

  • manenbu
  • · Replies 7 ·
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7

When do you use In or log in Integrals?

  • pillar
  • · Replies 5 ·
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5

Tangent Vector for Vector Function?

  • fball558
  • · Replies 2 ·
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2

Can Struggling Electrical Engineering Students Improve Their Study Habits?

  • studyier
  • · Replies 1 ·
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1

Exploring Linear Transformations on Basis Elements of P3(R)

  • Butelle
  • · Replies 2 ·
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2

Vectors, Planes, and Spheres, OH MY (Help mep lease)

  • jdj0202
  • · Replies 5 ·
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5

Is this differential equation separable?

  • -EquinoX-
  • · Replies 5 ·
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5

Roots of Complex Numbers (proof)

  • DEMJ
  • · Replies 2 ·
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2

Solving Two Stat Word Problems: Permutations and Combinations Explained

  • kuahji
  • · Replies 8 ·
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8

Series Identity: Showing f_(a+b) is Equivalent to f_(a)f_(b)

  • Easty
  • · Replies 3 ·
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3
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7

Showing the uniqueness of the group of integers

  • playa007
  • · Replies 2 ·
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2

An oddly puzzling differential equation

  • iatnogpitw
  • · Replies 2 ·
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2

Proving Relationship: Epsilon-Delta Decomposition for Tensors

  • vortmax
  • · Replies 1 ·
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1
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3

Notation for 2nd-order mixed derivatives

  • kingwinner
  • · Replies 4 ·
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4

Please very my solution: complex analysis

  • squaremeplz
  • · Replies 2 ·
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2
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8
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3

Circle with square cross sections

  • nomathwiz
  • · Replies 1 ·
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1
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1

Require help for the solution of second order differential equation.

  • Sagaralok
  • · Replies 7 ·
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7

Ordinary Differential Equations: Separation of Variables

  • EtherealMonkey
  • · Replies 22 ·
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22
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12
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3

Prove that lim gn for n→∞ exists, and find it.

  • dannysaf
  • · Replies 1 ·
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1

Proof involving cross products

  • lemmiwinks
  • · Replies 5 ·
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5

Deriving a Taylor Series for Sinx: Is it the Same as a Power Series?

  • nameVoid
  • · Replies 3 ·
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3

Procedure to find Cauchy Integral

  • DrMath
  • · Replies 1 ·
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1

Proving A is a Sigma-Algebra on Omega

  • azdang
  • · Replies 1 ·
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1
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1

Solving Diffusion Equation with Modified Euler Algorithm

  • squenshl
  • · Replies 1 ·
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1

Plotting Solutions Using Finite Difference Method with M = N = 20

  • squenshl
  • · Replies 1 ·
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1

Solving Laplace's equation over a triangular domain.

  • squenshl
  • · Replies 1 ·
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1
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2

Integration by parts conceptual problem

  • evsong
  • · Replies 13 ·
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13
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7
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2

What Values of p Make These Mathematical Series Converge?

  • Hyrox
  • · Replies 3 ·
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3

Derivatives of (e.g.) functions between matrices

  • Mathmos6
  • · Replies 1 ·
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1

Prove that the third invariant is equal to the determinant

  • blalien
  • · Replies 4 ·
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4

Topological Proof: Showing bdy(A) ∩ bdy(B) C bdy(A ∩ B)

  • tracedinair
  • · Replies 1 ·
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1

"Finding a Non-Coercive Function f(x,y) on R2

  • hsong9
  • · Replies 7 ·
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7

The Integral of 5x*csc(7x)*cot(7x)

  • NastyAccident
  • · Replies 4 ·
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4

Fundamental Theorems of Calculus and Chain Rule: Computing h'(t)

  • deteam
  • · Replies 14 ·
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14

How to Find the Conjugate of a Complex Exponential Function?

  • noblegas
  • · Replies 5 ·
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5

Calc 2 Finding volume of wedge

  • dorangospecie
  • · Replies 4 ·
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4

Differential Equations [Show every member is a solution]

  • Jay J
  • · Replies 9 ·
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9

Proving A is a Sigma-Algebra on \Omega

  • azdang
  • · Replies 3 ·
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3

Are Perplex Numbers on R2 a Field According to the Axioms?

  • evad1089
  • · Replies 6 ·
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6

3 phse power calculation with out remove load

  • jidesh
  • · Replies 1 ·
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1

Solving a differential equation

  • hardatwork
  • · Replies 4 ·
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4

Solving for x: Setting dA/dx = 0

  • musicmar
  • · Replies 5 ·
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5
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3

Calculate (f(w) - f(x)) / (w-x) for f(x) = 3x2-5

  • Loppyfoot
  • · Replies 5 ·
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5

Analyzing Complex Functions with a Given Inequality - Homework Problem

  • squaremeplz
  • · Replies 4 ·
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4

Laurent Series for f(z): Computing Contour Integral

  • squaremeplz
  • · Replies 6 ·
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6

Einstein Summation Convention, Levi-Civita, and Kronecker delta

  • tony873004
  • · Replies 5 ·
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5

Plane through point and intersection of 2 other planes

  • musicmar
  • · Replies 9 ·
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9

Solving Tangent Plane Problem: x2 + 2y2 + 3z2 = 21 and x+4y+6z=0

  • manenbu
  • · Replies 6 ·
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6

Where Did I Go Wrong in My Integration by Parts Problem?

  • CandyApples
  • · Replies 6 ·
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6

Show that a hyperplane in R^n is a closed set

  • royzizzle
  • · Replies 3 ·
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3

Show that for the implicit midpoint rule?

  • shehpar
  • · Replies 1 ·
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1

Solve Differential Equations with Ease - No More Struggles!

  • deteam
  • · Replies 4 ·
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4

Is f(z) Constant in Domain D When f(z) - conj(f(z)) Equals Zero?

  • squaremeplz
  • · Replies 7 ·
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7
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14

Matrix as a product of elementary matrices

  • philnow
  • · Replies 2 ·
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2

Expressing Constitutive Equation for an Elastic Solid

  • sara_87
  • · Replies 1 ·
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1

Proving Density in R: Subset of Rational Numbers P/2^n for n,p belong to Z

  • HamedJafarian
  • · Replies 7 ·
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7

Set theory, functions, bijectivity

  • Daveyboy
  • · Replies 2 ·
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2

2 Integral & 1 exponental problem.

  • pillar
  • · Replies 2 ·
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2

Find Formula for z in Complex Quadratic Equation

  • squaremeplz
  • · Replies 1 ·
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1

Finding a vector perpendicular to two vectors

  • Kevin2341
  • · Replies 6 ·
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6
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4
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1

How Do You Prove the Absorption Law A v (B ^ A) = A?

  • ipitydatfu
  • · Replies 1 ·
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1

Laplace Transform/Diff eq question

  • smk037
  • · Replies 1 ·
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1

Is the Integral of 3/x Equal to 3lnx?

  • cabellos6
  • · Replies 8 ·
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8

Find the Arc Length of a Curved Line

  • zacman2400
  • · Replies 2 ·
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2

I would like a hint on how to begin a vector calculus problem

  • Michael King
  • · Replies 1 ·
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1

Finding Delta Algebraically Thomas' Calculus

  • Saladsamurai
  • · Replies 2 ·
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2

Parallel transport on the sphere

  • Pietjuh
  • · Replies 1 ·
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1

Contour Integral for Triangle with Non-Analytic Integrands

  • squaremeplz
  • · Replies 1 ·
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1

Prove a set is a basis for V3 if it spans i, j, and k

  • Subdot
  • · Replies 5 ·
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5

How to find a vector parallel to a line?

  • r_swayze
  • · Replies 3 ·
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3

Proving that Supremum of (a,b) is Equal to b

  • jgens
  • · Replies 5 ·
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5

Prove the sum of two subspaces is also a subspace.

  • PhillipKP
  • · Replies 4 ·
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4

Uncountable Sets: Proving N to N Bijections Are Uncountable

  • sha sam
  • · Replies 5 ·
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5