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

Free Abelian Groups: Isomorphic to Z x Z...xZ?

  • ehrenfest
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Why is the group Z_10 not a free group?

  • ehrenfest
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1

Solve Permutation Group Homework Questions

  • jacobrhcp
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3

Initial Value Problem homework

  • Clutch Cargo
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13
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1

Real Analysis related to Least Upper Bound

  • braindead101
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5
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6

Equation of the plane EQUIDISTANT from two points

  • ko_kidd
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4

First order linear differential equation

  • kingwinner
  • · Replies 15 ·
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15

Finding intersections of tangents on circles

  • VanKwisH
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43

Maximum - Can this be solved algebraically?

  • turdferguson
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2

What is the Limit as n Approaches Infinity of a Rational Function?

  • dalarev
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9

When is a function bounded using differentiation

  • sara_87
  • · Replies 13 ·
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13

Find a Perpendicular Plane to Line \vec{L}(t) and Passes Through Point (5,-5,0)

  • JoshHolloway
  • · Replies 9 ·
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9

Does anyone understand this answer? proving sin(A-B)

  • eeuler
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2

Quick check on simple supremum/infimum problems

  • end3r7
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4

What is the Velocity Function for a Car Slowing at a Uniform Rate?

  • Discalculiate
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3

Confused by Example 26: n=9, How Does k=0?

  • Firepanda
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3

Solving Linear Homogeneous ODEs with Variable Coefficients

  • foxjwill
  • · Replies 6 ·
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6

Can Linear Algebra Solve for the Kernel in a System of Equations?

  • transgalactic
  • · Replies 4 ·
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4

Linear transformation - adding and subtracting?

  • Niles
  • · Replies 1 ·
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1

Proving the Irrationality of Square Roots of Non-Perfect Squares

  • end3r7
  • · Replies 6 ·
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6

Find Equation of Line Perpendicular to x+y=0 Through (1,3)

  • duki
  • · Replies 7 ·
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7

Herstein algebra hint(s) desired

  • Mathdope
  • · Replies 27 ·
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27

Eigenvalue of a rotation matrix

  • supermesh
  • · Replies 3 ·
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3

Understanding Limits & Sequences: Get Help Now!

  • Firepanda
  • · Replies 2 ·
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2

How to Prove Fibonacci Squared Recurrence Relation

  • alec_tronn
  • · Replies 1 ·
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1

Explaining Zero Content for W.

  • wakko101
  • · Replies 5 ·
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5

Show Limit of Function: Find $\lim_{n \to \infty} = 1$

  • dakongyi
  • · Replies 1 ·
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1

Does Every Subsequence of a Sequence Converge to the Same Limit?

  • mrroboto
  • · Replies 2 ·
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2

Does Mapping Induced by Group Homomorphism Preserve Normal Subgroups?

  • samkolb
  • · Replies 2 ·
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2

Sinusoid to exponential w/ complex frequencies

  • Number2Pencil
  • · Replies 3 ·
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3

Eigenvalues and Orthogonal Matrices: Proving Properties Without Prefix

  • Bertrandkis
  • · Replies 5 ·
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5

Solve Equation of Tangent to an Ellipse at Point P

  • Firepanda
  • · Replies 3 ·
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3

Linear algebra - transformations

  • Niles
  • · Replies 2 ·
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2

SOme help with intergration by parts,

  • maxpayne_lhp
  • · Replies 5 ·
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5

Finding freq., Wavelentgh, Phase Velocity, and attenuation constant

  • VinnyCee
  • · Replies 3 ·
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3

Solving Integral of "(u)^2 dx": Steps to Turn dx into du

  • Goldenwind
  • · Replies 6 ·
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6

Solving Orthogonal Matrix Problem

  • Niles
  • · Replies 4 ·
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4

Calc/Trig Hybrid Homework: Find P's Height & ds/dt

  • Hannelore
  • · Replies 3 ·
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3

What Are the Values of T(1), T(t), and T(t^2) in These Linear Transformations?

  • Bertrandkis
  • · Replies 4 ·
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4

Solving a Puzzling Math Series: Need Help!

  • rcmango
  • · Replies 4 ·
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4

Understanding Separation of Variables in Derivatives and Integrals

  • lLovePhysics
  • · Replies 1 ·
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1

Proving Limit of f'(x) = 0 with MVT

  • sinClair
  • · Replies 4 ·
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4
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7

Complex Numbers - a review problem (a - g)

  • VinnyCee
  • · Replies 10 ·
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10

Solving Trig Derivatives with Integration by Parts

  • Wonderballs
  • · Replies 5 ·
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5

Convert harmonic equation to polar form

  • ssb
  • · Replies 1 ·
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1

Is a system of equations consistent?

  • SticksandStones
  • · Replies 2 ·
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2

Solving Bounded Sequences Homework - How to Find Bounding Number

  • sara_87
  • · Replies 4 ·
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4

What is the Significance of (I-P)(x) in Linear Algebra?

  • transgalactic
  • · Replies 4 ·
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4

How Do You Separate Complex Equations into Real and Imaginary Parts?

  • k3N70n
  • · Replies 5 ·
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5

Singular Points of the ODE: Identifying and Understanding

  • cabellos6
  • · Replies 3 ·
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3

Solving Orthonormal System with Gram-Schmidt

  • Niles
  • · Replies 1 ·
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1

Eigenvectors and their inverses

  • Niles
  • · Replies 7 ·
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7

How Does Orthogonality and Matrix Transformation Affect Vector Spaces?

  • Bertrandkis
  • · Replies 1 ·
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1

Comparing Series: Convergence or Divergence?

  • rcmango
  • · Replies 1 ·
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1

Proving convergence of recursive sequence

  • rcmango
  • · Replies 3 ·
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3

Help Solving x - sinx for -pi/2 to pi/2

  • mohlam12
  • · Replies 1 ·
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1

Does this series converge or diverge?

  • rcmango
  • · Replies 5 ·
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5

Understanding Notation G/H [SOLVED] set of cosets

  • ehrenfest
  • · Replies 10 ·
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10

(Proof) Square of integer is 3k or 3k+1

  • jimmypoopins
  • · Replies 3 ·
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3

What is the Closed Form of a Summation of Sinusoidal Functions?

  • Frillth
  • · Replies 5 ·
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5

Convergent or divergent, p-series.

  • rcmango
  • · Replies 6 ·
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6

Cartesian product & Surjective functions

  • toxi
  • · Replies 8 ·
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8

How to Solve z^3 = -8 in Complex Numbers?

  • sara_87
  • · Replies 6 ·
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6

Area between curves and integration

  • Hurricane3
  • · Replies 4 ·
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4

Run through the steps of this division

  • cabellos6
  • · Replies 12 ·
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12

Diagonalization & Eigen vectors proofs

  • Bertrandkis
  • · Replies 4 ·
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4

Proving Equilateral Triangle from x^3+3xy+y^3=1

  • ehrenfest
  • · Replies 1 ·
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1

Is H a Subgroup if xy Belongs to H for All x, y in H, and Why Isn't Q Cyclic?

  • jacobrhcp
  • · Replies 10 ·
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10

Parametric Representation of a Helix

  • SlideMan
  • · Replies 1 ·
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1

Solving Orthonormal Basis of Eigenvectors for Matrix A

  • asif zaidi
  • · Replies 7 ·
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7

Help with one small demonstration

  • pocaracas
  • · Replies 6 ·
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6
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5

How does the placement of a point affect solving a polar integral?

  • transgalactic
  • · Replies 8 ·
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8

Cosets of Subgroups: Is Each Class a Group?

  • ehrenfest
  • · Replies 2 ·
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2

Total derivative formula nonsense

  • mathboy
  • · Replies 6 ·
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6

Implicit differentiation of one-parameter family

  • bleucat
  • · Replies 1 ·
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1

Understanding Determinants: Calculation and Function

  • Gear300
  • · Replies 4 ·
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4

How Do You Derive Laplace Transforms for Delayed Functions?

  • discombobulated
  • · Replies 3 ·
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3

Divergence of Sinx and Cosx: An Explanation

  • rcmango
  • · Replies 6 ·
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6

Spectrum of Hermitian operator

  • P3X-018
  • · Replies 20 ·
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20

Solving a Symbolic Logic Problem: A V D and ~(B ^ C) = D

  • Ejayrazz
  • · Replies 1 ·
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1

Finding an Integral with Trigonometric Substitution

  • Sparky_
  • · Replies 3 ·
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3

Proving 𝛑² = n(n+1) 2ⁿ⁻² w/ Clever Trick

  • ehrenfest
  • · Replies 3 ·
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3

Normal Subgroups: Why Every Kernel is a Homomorphism

  • pivoxa15
  • · Replies 2 ·
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2

Question on solving complex limit with taylor

  • transgalactic
  • · Replies 16 ·
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16

Finding the maximum and minimum points of a cosine function

  • VinnyCee
  • · Replies 9 ·
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9
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6

Substitution with double integral

  • GregA
  • · Replies 2 ·
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2

Integral with sin(x), cos(2x), and sqrt

  • gop
  • · Replies 4 ·
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4

AP Calculus Questions: Everything You Need to Know for Success

  • lLovePhysics
  • · Replies 2 ·
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2

Proving Eigenvalues and Eigenvectors for T and T*: A Comprehensive Guide

  • mathboy
  • · Replies 5 ·
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5

Proving Zorn's Lemma for Total Order on X: Help Needed

  • andytoh
  • · Replies 4 ·
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4

Is There a Positive Integer k Making k*2^n + 1 Composite for All n?

  • ehrenfest
  • · Replies 1 ·
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1

Laplace transform of exp (-t^2)

  • angelas
  • · Replies 5 ·
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5

Integrating 6/x^2: Step-by-Step Guide

  • cabellos6
  • · Replies 2 ·
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2

Linear algebra - transformations

  • Niles
  • · Replies 5 ·
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5

Combined linear transformations

  • Niles
  • · Replies 1 ·
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1