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

Is my proof correct for lim_(n-> infty) |z_n| = |z| ? Complex Analysis

  • laura_a
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1

Epislon Delta Proof: Limit of a Sequence

  • b0it0i
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3

Finding a Basis for a Submodule of Z^3: A Linear Algebra Homework Problem

  • pivoxa15
  • · Replies 1 ·
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1

Whats a Laurent series? And how do I use one to represent a function?

  • laura_a
  • · Replies 2 ·
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2

My Proof is Correct?Verifying Bolzano-Weirstrass Property of R

  • quasar987
  • · Replies 13 ·
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13

Proving The Continuous Theorem for Sequences

  • Lucretius
  • · Replies 6 ·
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6

Is the Proof of Joint CDF at NTNU Correct?

  • Zen
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2

Differences Between Free Basis and Basis: A Comprehensive Guide

  • pivoxa15
  • · Replies 7 ·
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7

Showing S1+S2 is Dense in Hilbert Space

  • Raven2816
  • · Replies 5 ·
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5

Last integration question in the book

  • Hypochondriac
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2

Integrate (ln(x))^2 - Steps and Solution

  • Rasine
  • · Replies 4 ·
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4

Unitary Operators: Why is Spectrum on Unit Circle?

  • Raven2816
  • · Replies 12 ·
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12

Converging Sequence Homework: Determine Limit & Explain

  • Lucretius
  • · Replies 4 ·
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4

Home school Calculas( high school level)

  • Stupid_neko
  • · Replies 7 ·
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7

I really hate matrices sometimes.

  • jernobyl
  • · Replies 6 ·
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6

The Taylor series expansion for sin about z_0 = (pi/2)

  • laura_a
  • · Replies 1 ·
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1

Proving Sigma^infty_{n=1} r^n*cosn(t)

  • laura_a
  • · Replies 2 ·
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2

Eigenvalues of operator between L^2

  • Raven2816
  • · Replies 2 ·
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2

Integral where I need to classify the singularities

  • Benny
  • · Replies 5 ·
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5

Total Distance of a Velocity Function

  • 2ltben
  • · Replies 4 ·
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4

Are All Modules Merely Vectors, or Do They Vary by Type and Operation?

  • pivoxa15
  • · Replies 6 ·
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6

Cal II Integration: Solve (t+7)/(5-t)^(1/2)

  • CallingAllCars7
  • · Replies 5 ·
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5

Mapping Real Axis and Im(z)=1 to Tangent Circles?

  • Office_Shredder
  • · Replies 2 ·
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2

Tangent Lines to f(x)=x^2-4x+5 Through P(0,1)

  • Weave
  • · Replies 2 ·
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2

Stability Analysis of a Nonlinear Differential Equation

  • ssb
  • · Replies 7 ·
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7

Volume of Revolution: Find the Volume with Maple Help

  • wedontneed
  • · Replies 1 ·
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1

:frown: Normal curvature integral proof

  • Mathman23
  • · Replies 1 ·
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1

L1-, L2-, Linfty-Norm Proofs -

  • DeadxBunny
  • · Replies 1 ·
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1

What is the last digit of 3^100?

  • smithg86
  • · Replies 19 ·
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19

Does Adjusting the Index Affect the Convergence of an Infinite Series?

  • kingwinner
  • · Replies 6 ·
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6

How to Solve a Related Rates Problem Involving a Moving Box and Truck

  • kingwinner
  • · Replies 6 ·
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6

Proofs on Limit and Derivatives

  • kingwinner
  • · Replies 4 ·
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4

Evaluate the definite integral and it exists

  • afcwestwarrior
  • · Replies 4 ·
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4

What Is the Infinite Set of the Orbit of z in Complex Analysis?

  • Cantor
  • · Replies 1 ·
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1

Composites of injections/surjections/bijections

  • ricardianequiva
  • · Replies 8 ·
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8

Derivative Question: Show d2y/dx2 for x^5 + y^5 = 5??

  • mathmann
  • · Replies 4 ·
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4

Laplace Transform of a periodic function

  • G01
  • · Replies 1 ·
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1

Proving Null Spaces and Transformations

  • redyelloworange
  • · Replies 3 ·
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3

Solving Self-Adjoint Problem in Complex Inner Product Space

  • redyelloworange
  • · Replies 3 ·
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3

Prime number problem, pure maths, explain this solution

  • smiddy
  • · Replies 1 ·
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1

How do you define a mapping f:K->N

  • pivoxa15
  • · Replies 8 ·
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8

Find the particalur equation for the given initial conditions

  • katehovey
  • · Replies 10 ·
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10
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1

Proving the Nilpotency of Square Triangular Matrices with Zero Diagonal Entries

  • redyelloworange
  • · Replies 2 ·
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2

Limit with Factorial: Understanding 3/(n+1) Limit

  • Kuno
  • · Replies 4 ·
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4

How Do Eigenvalues of C Relate to Eigenvalues of C^T C?

  • Mindscrape
  • · Replies 2 ·
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2

Is the Orthogonal Complement of a U-Invariant Subspace Also U-Invariant?

  • redyelloworange
  • · Replies 1 ·
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1
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6

Where Does f(z) = a + z - exp(z) Have a Zero in the Left Half-Plane?

  • moo5003
  • · Replies 1 ·
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1

Why does the integration of a function with a negative lambda result in -1?

  • chrismariesan
  • · Replies 2 ·
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2

Groups, order G = 60, G simple

  • rourky
  • · Replies 3 ·
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3

Partial Fraction Integration for (3x+4)/((x^2+4)(3-x))

  • tanky322
  • · Replies 5 ·
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5

How do I solve this odd power of sine integral problem?

  • tanky322
  • · Replies 7 ·
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7

Lagrange Multipliers (Multivariable Calc)

  • aznduk
  • · Replies 3 ·
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3

Equivalent characterization of uniform convergence

  • twoflower
  • · Replies 2 ·
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2

Rotation of Axis to Eliminate Cross-Product Term

  • rcmango
  • · Replies 1 ·
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1

Straightforward vector calc problem

  • tjaeger
  • · Replies 3 ·
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3

Surface formula identification

  • sapiental
  • · Replies 1 ·
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1

2nd Order DE with undamped motion

  • teknodude
  • · Replies 5 ·
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5

Linear Transformation Matrix for Rotations about y-axis

  • robierob12
  • · Replies 1 ·
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1

Volume of Bounded Region: Solving Limits for Multiple Integration

  • windy906
  • · Replies 4 ·
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4

When does this double integral converge?

  • windy906
  • · Replies 6 ·
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6

What is the matrix for T relative to bases B and B' when T maps P3 to P4?

  • robierob12
  • · Replies 3 ·
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3

Understanding Differentiation: The Madness of d(cos(t))/dp

  • malawi_glenn
  • · Replies 3 ·
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3

Solving Diff EQ using a Laplace Transform

  • G01
  • · Replies 1 ·
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1

Creating PDF Documents with Math Symbols on a Budget?

  • dans595
  • · Replies 7 ·
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7

Finding the Antiderivative of f(x) from 1 to 4 - Graph Analysis

  • t_n_p
  • · Replies 4 ·
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4

Determining Irreducibility of Polynomials

  • pivoxa15
  • · Replies 1 ·
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1

Equivalent Matrix in Z[i] Module: How to Transform Vectors?

  • pivoxa15
  • · Replies 3 ·
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3

Is My Solution to the Improper Integral Correct?

  • ku1005
  • · Replies 7 ·
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7

Need a help about Fourier Integral.

  • nnvkct
  • · Replies 2 ·
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2

Show Set is Bounded: Prove A is Bounded in Q

  • sinClair
  • · Replies 4 ·
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4

Area between curves/solids of revolutions

  • t_n_p
  • · Replies 17 ·
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17

Convergence of Subsequences in a Set I

  • pivoxa15
  • · Replies 5 ·
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5
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10

Understanding Critical Points in Multivariable Functions

  • erica1451
  • · Replies 3 ·
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3

What are presentations in group theory?

  • pivoxa15
  • · Replies 14 ·
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14

Methods for Solving y in y' + y = 0: Series and More

  • pivoxa15
  • · Replies 10 ·
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10

Why Am I Missing a Factor in My Differential Equations Solution?

  • HappMatt
  • · Replies 3 ·
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3

How do i find the antiderivative of this

  • afcwestwarrior
  • · Replies 5 ·
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5

F,g uni. cont. => max(f,g) uni. cont.?

  • mattmns
  • · Replies 8 ·
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8

Compute Condition Number of Matrix A

  • DeadxBunny
  • · Replies 1 ·
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1

Show That a Function is Contractive?

  • DeadxBunny
  • · Replies 2 ·
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2

Unit Step Response: Solving s(t) = e^{-t}u(t) for u(t) - u(t-2)

  • FrogPad
  • · Replies 4 ·
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4
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3

Did I Substitute Correctly in My Integral Calculation?

  • alba_ei
  • · Replies 3 ·
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3

Paritial Differential Equation separation of variables

  • KitusFanaticus
  • · Replies 8 ·
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8

Prove sum identities: r</=>1, θ, e^iθ

  • DieCommie
  • · Replies 6 ·
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6

Solving Gnarly Inequality: K, I, & Alpha Positive Constants

  • happyg1
  • · Replies 8 ·
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8

This sequence has no convergent subsequence?

  • jdstokes
  • · Replies 3 ·
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3

Finding Solutions for a Nonlinear System with Numerical Integration

  • kreil
  • · Replies 12 ·
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12

Classification of Groups of Order 12.

  • quantumdude
  • · Replies 3 ·
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3

How Does Orientation Direction Affect Stokes' Theorem Calculations?

  • jesuslovesu
  • · Replies 2 ·
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2

Limit of x^2/(y^2+x^2) at (0,0): Calculus Homework Solution

  • superdave
  • · Replies 5 ·
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5

How Do I Solve the Integral of cos(x)sin(x)dx?

  • catchalama
  • · Replies 13 ·
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13
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3

Calculating the Value of a^4 2

  • robierob12
  • · Replies 1 ·
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1

Taylor series Mostly conceptual

  • trajan22
  • · Replies 2 ·
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2

Negative vs Positive Determinants: What Does it Mean?

  • happyg1
  • · Replies 4 ·
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4

Abstract Vector Spaces: Finding a Basis for M22 and P3

  • kingwinner
  • · Replies 7 ·
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7