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

Surface Integral of a Vector Field on a Paraboloid Above a Square

  • Niles
  • · Replies 2 ·
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2

Being dense about an Algebra problem

  • Mystic998
  • · Replies 2 ·
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2

How Does f(x)=2/3x+2 Define Geometry on the Cartesian Plane?

  • shawqidu19
  • · Replies 6 ·
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6

Solve Algebra Question: Homework Statement & Equations

  • Mattofix
  • · Replies 5 ·
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5

A question in basis transformation

  • transgalactic
  • · Replies 2 ·
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2

Drawing Direction Fields for Non-Autonomous Differential Equations

  • beth192
  • · Replies 1 ·
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1

Latitude Longitude -> Polar Form -> Cartesian Coordinates

  • jwj11
  • · Replies 1 ·
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1

Simple Calculus Word Problem (using derivatives to anaylze function models)

  • chaosblack
  • · Replies 4 ·
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4

Derivative using the definition

  • Flappy
  • · Replies 16 ·
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16
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1

How Do You Differentiate Complex Trigonometric Functions?

  • duki
  • · Replies 6 ·
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6

Interesting complex variables problem

  • nicksauce
  • · Replies 2 ·
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2

Is the Singularity at Zero Removable for the Function g(z) = f(z)/z?

  • futurebird
  • · Replies 3 ·
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3

Complex analysis: having partials is the same as being well defined?

  • futurebird
  • · Replies 4 ·
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4

Test Question: Vector Proof Help

  • Dahaka14
  • · Replies 3 ·
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3

Is R a Vector Space with Defined Operations? | Homework Statement

  • amolv06
  • · Replies 2 ·
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2

So, please show your work, and explain where u have any difficulty.

  • Integralien
  • · Replies 1 ·
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1

Proof: Compare two integral(Please look at my surgested proof)

  • Hummingbird25
  • · Replies 11 ·
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11

Integrate x/(x^2-2x+5): Clarifying Steps

  • Azureflames
  • · Replies 2 ·
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2

Classification of groups of order 8

  • mathusers
  • · Replies 1 ·
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1

Finding local extremes from stationary points

  • goatsebear
  • · Replies 3 ·
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3

Proof of 3 cases of convergence of the Dirichlet Integral(Please verify)

  • Hummingbird25
  • · Replies 7 ·
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7

Lin. Algebra - Find Eigenvectors / eigenvalues

  • steelphantom
  • · Replies 2 ·
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2

Trig Integral Question: Which Method is Correct?

  • physstudent1
  • · Replies 6 ·
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6

The Rule for Finding Limits of Difference of Powers: (a^n - b^n)

  • shawshank
  • · Replies 6 ·
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6

Sets and boundaries for several variables

  • goatsebear
  • · Replies 11 ·
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11

A proof question involving union and complements of events

  • laura_a
  • · Replies 1 ·
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1

Challenged by my teacher: integration by substitution

  • Juan Pablo
  • · Replies 14 ·
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14

Exponential Limit: Find the Limit of (1+a/x)^x as x→∞

  • javi438
  • · Replies 18 ·
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18

How do you compute A - B, B x C, AB, and A(B-A) for given sets?

  • sapiental
  • · Replies 2 ·
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2

Introduction to the product rule

  • sapiental
  • · Replies 1 ·
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1

Partial Derivative Analysis Question

  • gathan77
  • · Replies 1 ·
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1

How Similar Are the Integrals of e^(cos(t)-t)/5 and e^(-t/5)?

  • ns5032
  • · Replies 2 ·
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2

Understanding Trigonometric Substitution for Evaluating Integrals

  • kuahji
  • · Replies 2 ·
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2

Inner Automorphisms as a Normal Subgroup

  • PingPong
  • · Replies 3 ·
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3

Absolute Extrema of 2x - (x-2) on [0,1], [-3,4]

  • portillj
  • · Replies 4 ·
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4

Finding Limits at Infinity: x^4 + x^5

  • EvilBunny
  • · Replies 2 ·
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2

Real Analysis Question regarding Series

  • christianrhiley
  • · Replies 3 ·
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3

Integral test by comparison(Please verify my proof)

  • Hummingbird25
  • · Replies 2 ·
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2

2 integrals - - (within next 30 mins if possible)

  • Mattofix
  • · Replies 8 ·
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8

To compare an integral with an identity

  • Hummingbird25
  • · Replies 4 ·
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4

Efficient Methods for Solving Integrals with Trigonometric Substitution

  • soe236
  • · Replies 1 ·
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1

Proving the equality of two integrals

  • Hummingbird25
  • · Replies 18 ·
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18

Solving Easy Limit Problem: \mathop{\lim}\limits_{t\to 1} \frac{t-1}{t^2-1}

  • tony873004
  • · Replies 6 ·
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6
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3

Solving Convexity of Open Disc Problem in Complex Plane

  • e(ho0n3
  • · Replies 4 ·
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4

Finding Distribution Function for p(x) = log_10(1 + 1/x)

  • laura_a
  • · Replies 1 ·
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1
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1

Proving: If n Divisible by 3, Then n^3 Divisible by 3

  • sapiental
  • · Replies 1 ·
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1

Arithmetic Series Perfect Square

  • Frillth
  • · Replies 1 ·
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1

Prove ||B(x,y)|| = ||(x,y)|| for all x,y in R^2 (Rotations in R^2)

  • HF08
  • · Replies 4 ·
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4

Vectors: Collinear Demo - P,Q,R & D,E,F

  • Macleef
  • · Replies 5 ·
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5

Two Pwr Series Questions- relatively simple

  • asif zaidi
  • · Replies 1 ·
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1

Simple single variable integral calc

  • chromecarz00
  • · Replies 2 ·
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2

Infinite sum of squares converges

  • rjw5002
  • · Replies 1 ·
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1

How Do You Integrate Sqrt(2x + 7) dx Using Substitution?

  • chromecarz00
  • · Replies 1 ·
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1

Inductive Proof on Well Known Sum

  • Shackman
  • · Replies 8 ·
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8

Proof of closure under addition and multiplication in a field

  • karnten07
  • · Replies 8 ·
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8

Open and Closed Sets in a Metric Space

  • PingPong
  • · Replies 5 ·
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5

Open set of real valued functions

  • rjw5002
  • · Replies 1 ·
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1

Subspace of P4: Polynomials of Even Degree

  • amolv06
  • · Replies 1 ·
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1

Help limit problem multivariable

  • yaho8888
  • · Replies 3 ·
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3

Probably obvious complex analysis question

  • Mystic998
  • · Replies 10 ·
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10

Linear Independence: det[v, u, w] = 0 iff k ≠ ___?

  • snoggerT
  • · Replies 2 ·
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2

Integral Convergence Homework Solutions

  • Mattofix
  • · Replies 3 ·
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3

Substitution Rule for Infinite Limits of Integration

  • ehrenfest
  • · Replies 6 ·
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6

Basic Expected Value Problem (probability)

  • shawn87411
  • · Replies 9 ·
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9

Quick cal question (probably simple

  • r6mikey
  • · Replies 1 ·
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1

Linearization of ln(7x) at a=1/7

  • h0meless
  • · Replies 1 ·
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1

A Combinatorial Proof for (n choose 2) choose 2 = 3(n choose 4) + 3(n choose 3)

  • clooneyisagen
  • · Replies 2 ·
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2

Path Counting - Chances of two people meeting?

  • phono
  • · Replies 1 ·
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1

Limiting x^2-x as x Approaches Infinity

  • ggcheck
  • · Replies 4 ·
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4

How can the line passing through two points be represented by a vector equation?

  • EngageEngage
  • · Replies 5 ·
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5

Point on a Curve: Finding the Tangent Line with Zero Slope

  • Flappy
  • · Replies 5 ·
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5

Conjugate points of extermals of functional

  • braindead101
  • · Replies 2 ·
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2

Variational methods - conjugate of function

  • braindead101
  • · Replies 1 ·
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1

Radius of Convergence: Why 1/ln(x) Doesn't Converge

  • rootX
  • · Replies 14 ·
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14

Differential Equation - Brine Solution Entering Tank

  • Onett
  • · Replies 4 ·
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4

Linear algebra - Field equations

  • karnten07
  • · Replies 10 ·
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10

Does Every p-Group Have a Subgroup of Every Order Between 0 and n?

  • algeb
  • · Replies 4 ·
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4

Derivative of y=ln|2-x-5x^2|: 1+10x/-2+x+5x^2

  • 2slowtogofast
  • · Replies 2 ·
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2

Heads occurs 15 times out of 20 - Is it a fair coin?

  • phono
  • · Replies 3 ·
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3

Algebra question - rings and ideals

  • quasar987
  • · Replies 2 ·
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2

Finding Equilibrium: Solving a Force Problem

  • Macleef
  • · Replies 1 ·
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1

Effortlessly Evaluate Integral Involving Sec with Limits -pi/3 to 0

  • kuahji
  • · Replies 2 ·
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2

Griffiths Page 146: Understanding Binomial Expansion

  • ehrenfest
  • · Replies 1 ·
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1

Finding the coordinates to a point on a normal triangle

  • rosalinde4711
  • · Replies 1 ·
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1

Trigonometric Integration Using Recursion Formula

  • Harmony
  • · Replies 7 ·
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7

Laplace Transform F(s) = s/((s^2)+2s+10)

  • krnhseya
  • · Replies 14 ·
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14

What is the derivative of ln(x^2 + y^2)?

  • ace123
  • · Replies 2 ·
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2

Vector Identities: Calculate & Surface Integrals

  • neworder1
  • · Replies 3 ·
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3

What Is the Long-Term Vector Response for Markov Transition Matrix?

  • oswald
  • · Replies 3 ·
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3

Is r=arctan(tan(x)) Equivalent to r=x in Polar Equations?

  • sara_87
  • · Replies 8 ·
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8

Linear algebra-how do I know if something is invertible?

  • frasifrasi
  • · Replies 6 ·
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6

Integrate Improper Int: 0 to ∞: Does it Converge or Diverge?

  • dtl42
  • · Replies 9 ·
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9

Solving Inverse Trig Integral: Strategies and Tips

  • kuahji
  • · Replies 2 ·
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2

Number of group homomorphisms from Z

  • hmw
  • · Replies 1 ·
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1
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3

Proving Normality Subgroups in a Group | G/H = 2 | Step-by-Step Guide

  • mathusers
  • · Replies 5 ·
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5

Class Equation for Conjugation Actions in A_4, D_8, and D_{10}

  • mathusers
  • · Replies 1 ·
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1