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 2nd Order ODE: y''+(1/x)y'=0

  • sara_87
  • · Replies 4 ·
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4

Trigonometric Relations for Line Segments with Fixed and Movable Points

  • Nyasha
  • · Replies 9 ·
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9

Real analysis - questions on integration

  • VeeEight
  • · Replies 1 ·
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1

Finding partial fraction expansions

  • smalllittle
  • · Replies 4 ·
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4

Probability density with finite moment?

  • bjj_99
  • · Replies 1 ·
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1

Evaluate Limit of Cosine Over Natural Logarithm

  • wilcofan3
  • · Replies 9 ·
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9

Spherical Coordinates Conversion and Region Analysis

  • moneyjane
  • · Replies 5 ·
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5

Rings and Homomorphism example

  • dancergirlie
  • · Replies 11 ·
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11

Finding the Basis of a Matrix: Need Help!

  • xiaobai5883
  • · Replies 1 ·
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1

Real subspace and not real subspace

  • xiaobai5883
  • · Replies 11 ·
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11

Rank of a Matrix: Determine Value of k

  • lalligagger
  • · Replies 1 ·
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1

Webpage title: Understanding Crystal Planes in Materials Science

  • superwolf
  • · Replies 4 ·
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4

Calculating Distance Change of Plane from Radar Station

  • jpc90
  • · Replies 9 ·
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9

Solving partial differential equations

  • jaejoon89
  • · Replies 2 ·
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2

Uncoupling Equations: A Matrix Approach

  • Winzer
  • · Replies 3 ·
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3

Neighborhood Proof for Distinct Points in a Metric Space

  • Tokipin
  • · Replies 2 ·
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2

Deriving RMS value from sinusoidal waveform.

  • dE_logics
  • · Replies 19 ·
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19

Prove Derivative Matrices Mapping F:Rn→Rm is Ax+c

  • Appa
  • · Replies 1 ·
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1

Proof: Show that R is not isomorphic to R*

  • hsong9
  • · Replies 11 ·
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11

Proving Alternating Groups in Sn: An Index 2 Subgroup

  • zcdfhn
  • · Replies 4 ·
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4

Bijection in a complex number ring

  • dancergirlie
  • · Replies 2 ·
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2

Finding the positive x-value on a hyperbola

  • Emethyst
  • · Replies 2 ·
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2

Just some help with index notation

  • geffman1
  • · Replies 1 ·
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1

Quick question: Is this plane a subspace of R^3?

  • bcjochim07
  • · Replies 1 ·
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1

Trying to solve a partial differential equation using d'Alembert's solution

  • jaejoon89
  • · Replies 2 ·
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2

Proof of Prime Divisor Existence for n>2

  • SneakyArab
  • · Replies 10 ·
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10

Laplace Transform of 2nd Order ODE

  • Newtime
  • · Replies 1 ·
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1

How do I graph a summation using a TI 89?

  • jaejoon89
  • · Replies 3 ·
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3

Expected value of a third order statistic?

  • JamesF
  • · Replies 1 ·
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1

Derivitive with ln - don't understand

  • zeion
  • · Replies 5 ·
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5

How do you simplify the integral after trigonometric substitution?

  • nweis84
  • · Replies 3 ·
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3

How do I work with a matrix like this?

  • LaraCroft
  • · Replies 3 ·
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3

Abstract Algebra - Subgroups of index 2 in R*

  • tiki84626
  • · Replies 1 ·
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1

Finding Isomorphisms for Group G x Z & G x G

  • Obraz35
  • · Replies 4 ·
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4

Reduction of Order Method - Differential Equation Help

  • bathtub2007
  • · Replies 1 ·
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1

Solving the Gompertz Differential Equation

  • lockedup
  • · Replies 2 ·
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2

Solving Trig Anti-Derivative: Int of sin x over -sin^2 x of dx

  • jwxie
  • · Replies 8 ·
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8

Finding the Sum of an Infinite Series: \sum_{0}^{\infty} \frac {n^2} {3^n}

  • wilcofan3
  • · Replies 4 ·
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4

System of linear equation question: Intersection of three equations

  • zeion
  • · Replies 7 ·
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7

Understanding Vector Direction in a Cubic System | Explanation & Examples

  • superwolf
  • · Replies 2 ·
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2

Math god needed for a trig problem I concted

  • letsmakelotso
  • · Replies 3 ·
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3

Arc legth of curve C in first octant

  • moneyjane
  • · Replies 1 ·
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1

Proving Equivalence of (1) and (2): On Measurability

  • e(ho0n3
  • · Replies 1 ·
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1

Linear Independence of Given Vectors: Explanation and Steps

  • chealsealee
  • · Replies 5 ·
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5

Lim inf/sup innequality question

  • transgalactic
  • · Replies 7 ·
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7

Inverse of a weird looking matrix

  • LaraCroft
  • · Replies 1 ·
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1

Integrating Hard Integral 2: Can Someone Give Me a Hint?

  • dirk_mec1
  • · Replies 1 ·
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1

Differantiation proof question

  • transgalactic
  • · Replies 4 ·
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4

How to Prove the Convergence of a Sequence Defined by a Recursive Function?

  • transgalactic
  • · Replies 8 ·
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8

Frustrated with Inverse Laplace Transform: Help Needed!

  • Kruum
  • · Replies 1 ·
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1

Really simple matrix reduction

  • NeonVomitt
  • · Replies 3 ·
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3

How is This Laplace Transform Rewritten for a Final Step?

  • myusernameis
  • · Replies 2 ·
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2

Solving -2 ((4 t^(1/2) + 8 t ^ (3/2)) / ((t^(1/2) (1 + 4t + 4t^2 ))^2) )

  • afcwestwarrior
  • · Replies 5 ·
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5

Exponential Distribution and probability

  • 6021023
  • · Replies 3 ·
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3

Evaluation of a (parabolic) line integral with respect to arc length

  • GelatinousFur
  • · Replies 4 ·
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4

Question about a mathematical function.

  • DeltaIceman
  • · Replies 2 ·
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2

Proving ∑ j=1 through n, j(j+1)(j+2) . . . (j+k-1) with Induction

  • caseyd1981
  • · Replies 5 ·
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5

Understanding the Dirac Delta Function in Spherical Coordinates

  • element1945
  • · Replies 3 ·
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3

Fundamental Solutions for ODEs with Continuous Coefficients

  • chobo86
  • · Replies 3 ·
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3

Is 5/((t)(1+4t+4t^2)) the correct solution for my calculus problem?

  • afcwestwarrior
  • · Replies 3 ·
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3

Calculating the cut out section of a box

  • Emethyst
  • · Replies 3 ·
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3

Why does \(\lim_{n \rightarrow \infty} nx(1-x^2)^n = 0\) for \(0<x<1\)?

  • letmeknow
  • · Replies 6 ·
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6

Fundamental Solutions of Linear homogeneous equations

  • hsong9
  • · Replies 2 ·
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2

Solving Integrals with Substitutions: e^x Hint & Attempt at Solution

  • jumbogala
  • · Replies 7 ·
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7

Solving cosz=2: A Logarithmic Approach

  • kathrynag
  • · Replies 1 ·
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1

Can you Simplify the Polynomial 1+4t+4t^2?

  • afcwestwarrior
  • · Replies 3 ·
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3

How is t^-1/2 written in mathematical notation?

  • afcwestwarrior
  • · Replies 2 ·
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2

Solving Limit: n/log(n) as x Approaches 0

  • Daveyboy
  • · Replies 4 ·
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4

Proving the Non-negativity Property of a Diffusion Equation Solution

  • modeiry88
  • · Replies 3 ·
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3

Challenging Integral Calculation: e^(-1/cos^2x) from 0 to pi/4

  • dirk_mec1
  • · Replies 26 ·
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26

How to Perform Inverse Laplace Transform for 1/(s+a)^n?

  • tony873004
  • · Replies 1 ·
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1

Solving Surface Integral Questions w/Check Solutions

  • c.francis
  • · Replies 1 ·
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1

Find the derivative of arctan(6x)

  • jumbogala
  • · Replies 5 ·
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5

Solving a Boundary Value Problem using Fourier Transforms

  • modeiry88
  • · Replies 1 ·
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1

Formally solve the following boundary value problem

  • modeiry88
  • · Replies 1 ·
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1

Calculating Arc Length for Parametric Equations with Simple Integration

  • Seraph404
  • · Replies 2 ·
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2

Reading the ming of a prof question

  • transgalactic
  • · Replies 1 ·
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1

Find the eigenfrequencies for systems

  • roeb
  • · Replies 3 ·
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3

Solving a normal distribution problem

  • 6021023
  • · Replies 18 ·
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18

Double integral by changing order and limits

  • s_gunn
  • · Replies 8 ·
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8

Give a recursive definition of:

  • caseyd1981
  • · Replies 3 ·
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3

Proving Multiple Roots of a Function Using Roll's Theorem: A Scientific Analysis

  • transgalactic
  • · Replies 12 ·
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12

Solving Initial Value Problems for Second Order Differential Equations

  • tracedinair
  • · Replies 2 ·
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2

Surface area of a solid of revolution

  • madgab89
  • · Replies 2 ·
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2

Logarithmic Differentiation Help NeededA LOT OF PROCESS WORK IS SHOWN

  • johnq2k7
  • · Replies 1 ·
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1

Proving MVT: Continuity and Differentiability of f and g on [0,1] and (0,1)

  • transgalactic
  • · Replies 11 ·
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11

What is the Inverse Matrix for A?

  • LaraCroft
  • · Replies 1 ·
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1
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21

Short exact sequences and group homomorphisms

  • myownsavior
  • · Replies 2 ·
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2

Applications of Differentiation II

  • chrisyuen
  • · Replies 3 ·
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3

Finding the flaw in this continuity proof?

  • Mathmos6
  • · Replies 2 ·
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2

What's difference between these?(derivation)

  • Hamid1
  • · Replies 1 ·
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1

Finding the Radius of Convergence for a Series with Exponential Growth

  • Mathmos6
  • · Replies 4 ·
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4

Solving limit using tailor series

  • transgalactic
  • · Replies 4 ·
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4

Finding Laurent Series for a Rational Function on an Annulus

  • QuantumLuck
  • · Replies 1 ·
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1

Proof about uniformly continuous functions

  • kivit
  • · Replies 5 ·
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5

Integral Homework: Proving the Yellow Equation

  • asi123
  • · Replies 1 ·
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1

Finding how fast the area is changing of an equilateral triangle

  • meeklobraca
  • · Replies 28 ·
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28

Simple residue theorem question.

  • QuantumLuck
  • · Replies 5 ·
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5

Polynomial sequence uniformly convergent on annulus

  • QuantumLuck
  • · Replies 3 ·
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3