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

Linear algebra: nonhomogeneous system

  • z-component
  • · Replies 5 ·
Replies
5

Line integral problem, lost when they sub, have work written out

  • mr_coffee
  • · Replies 1 ·
Replies
1

DISCRETE MATH: Binomial Theorem proof (using Corollary 2)

  • VinnyCee
  • · Replies 6 ·
Replies
6

Finding and Proving Invertability of 2x2 Matrices

  • daniel_i_l
  • · Replies 3 ·
Replies
3

X*ln(x) = 1/2x^2*ln(x) - 1/4*x^2 not sure how they got it

  • mr_coffee
  • · Replies 2 ·
Replies
2

What are the Different Types of Poisson's Equation?

  • Unskilled
  • · Replies 2 ·
Replies
2

What is the definition of a characteristic of a ring?

  • pivoxa15
  • · Replies 3 ·
Replies
3

Boolean rings with identity can only take 2 elements?

  • pivoxa15
  • · Replies 8 ·
Replies
8

Group Homomorphism: Prove Existence of Element a

  • nadineM
  • · Replies 5 ·
Replies
5

Finding the centroid of the triangular region

  • Chumatha87
  • · Replies 7 ·
Replies
7

Proving 2nd Order Differential Eqns

  • TannY
  • · Replies 3 ·
Replies
3

Approximating Derivatives with Finite Differences

  • Shade
  • · Replies 3 ·
Replies
3

Solving Laplacian in Ex(r,z) Equation

  • korps
  • · Replies 2 ·
Replies
2
Replies
1

Calculating Rate of Change of Distance to Origin

  • Weave
  • · Replies 3 ·
Replies
3

Yucky Integral: Solving w/ Calculus

  • NutriGrainKiller
  • · Replies 4 ·
Replies
4

Fourier Transform (basic table lookup)

  • FrogPad
  • · Replies 6 ·
Replies
6

A differential equation problem

  • Shad
  • · Replies 1 ·
Replies
1

Integral Help: Solve \frac {2(1+x)} {1-2x-x^2} dx

  • Sparky_
  • · Replies 4 ·
Replies
4

Linear, nonhomogenous, 2nd order ODE IVP

  • mrmotobiker
  • · Replies 7 ·
Replies
7

Finding Derivative of y=3x(x-4)(x+2)

  • dcgirl16
  • · Replies 4 ·
Replies
4

Prove that this sequence converges

  • playboy
  • · Replies 16 ·
Replies
16

How to Solve a Vector Proof Question: Proving Z Divides RY in a 3:1 Ratio

  • ehjay01
  • · Replies 3 ·
Replies
3

Solving an Indeterminate Limit with L'Hospital's Rule

  • student85
  • · Replies 3 ·
Replies
3
Replies
9

Line integral question, answer is here, just confused on it

  • mr_coffee
  • · Replies 3 ·
Replies
3

Stokes' Theorem - Limits of Integration

  • DivGradCurl
  • · Replies 3 ·
Replies
3

Brine-ish Question with Linear Equations

  • justine411
  • · Replies 6 ·
Replies
6

Calculate dim(U) and company - linear algebra

  • inner08
  • · Replies 6 ·
Replies
6

Surface Area Multiple Integrals problem

  • Zonda
  • · Replies 12 ·
Replies
12

How does the theorem for multiple roots of polynomials work?

  • happyg1
  • · Replies 5 ·
Replies
5

GCD Associativity: Proving gcd(a,b,c) with Linear Combinations

  • lordy12
  • · Replies 1 ·
Replies
1

Partial Fractions: Why is My Expansion Wrong?

  • FrogPad
  • · Replies 5 ·
Replies
5
Replies
1

Understanding the Purpose of Tangent Lines in Calculus

  • peps
  • · Replies 2 ·
Replies
2

Analysis proof showing discontinuous funtion is integrable?

  • mali0462
  • · Replies 6 ·
Replies
6

Integrate Trig Expression: $\int_\frac{dx}{(4+x^2)^2}dx$

  • Aerosion
  • · Replies 2 ·
Replies
2

Area Question: Solving for the Area Between a Parabola and Axes

  • transgalactic
  • · Replies 7 ·
Replies
7

Solving an Integral Problem: Finding the Definite Integral

  • duelle
  • · Replies 4 ·
Replies
4

Differential equation: undetermined coeff.

  • mrmotobiker
  • · Replies 23 ·
Replies
23
Replies
2
Replies
1

Finding Solutions to 4th Order Differential Equations

  • Mathgician
  • · Replies 4 ·
Replies
4

Differential equations - 2nd order euler eq'n

  • braindead101
  • · Replies 8 ·
Replies
8

Eigenvalue of 0 and its physical meaning

  • EvLer
  • · Replies 9 ·
Replies
9

Are the Helicoid and Catenoid Conjugate Minimal Surfaces?

  • InbredDummy
  • · Replies 1 ·
Replies
1

Area Between Curves: Calculate Volume Revolved Around Y Axis

  • Aerosion
  • · Replies 2 ·
Replies
2

How Fast is the Distance Changing as a Particle Moves Along y=sqrt(x)?

  • bob1182006
  • · Replies 4 ·
Replies
4

Proving Matrix Norm Inequality for Frobenius-Norm and Operator Norm

  • Kruger
  • · Replies 2 ·
Replies
2

What Is the Connection Between Quotient Rings and Division?

  • pivoxa15
  • · Replies 6 ·
Replies
6

Is a Unit Step Function or Series the Solution to this Equation?

  • the_dialogue
  • · Replies 1 ·
Replies
1
Replies
5

Lin Algebra Row Reduction (on variables)

  • Aerosion
  • · Replies 4 ·
Replies
4

Determining best method for volumes?

  • dnt
  • · Replies 6 ·
Replies
6

Solving the Level Curves of T(x,y)

  • Nibbler
  • · Replies 7 ·
Replies
7

Solving a Constructible Identity: 1+e to the 2pi/7i and Beyond

  • happyg1
  • · Replies 3 ·
Replies
3

How Can I Improve My Grades in Geometry and Discrete Mathematics?

  • ehjay01
  • · Replies 2 ·
Replies
2

Difficult Parameterization technique

  • ^_^physicist
  • · Replies 1 ·
Replies
1

Solving Binomial Expansions: Coefficient of x^k in (2x-1/x)^2007

  • brunie
  • · Replies 4 ·
Replies
4

Find Center of Circle Inscribed in Parabola y=x^2

  • Weave
  • · Replies 4 ·
Replies
4

Matrix Operation: Why n^2 Steps Needed for Elimination of First Row?

  • johnchau123
  • · Replies 5 ·
Replies
5

How Do I Sketch the Region for Finding the Area of S?

  • Dafe
  • · Replies 2 ·
Replies
2

Isomorphic Polynomial Rings in F_5[x]

  • catcherintherye
  • · Replies 1 ·
Replies
1

Integral: Solve $\int \frac{\sin x+\cos x}{\sec x+ \tan x}dx$

  • alba_ei
  • · Replies 5 ·
Replies
5

Is the Adjoint of an Operator Equivalent to Complex Conjugation?

  • pivoxa15
  • · Replies 14 ·
Replies
14

Proof this inequality using Chebyshev's sum inequality

  • playboy
  • · Replies 1 ·
Replies
1

Differential equations - 2nd order nonhomogenous eq'n

  • braindead101
  • · Replies 2 ·
Replies
2
Replies
6

Mixing Differential Equation - need confirmation of the process.

  • Malitic
  • · Replies 2 ·
Replies
2

LA: Span R^3 - Find Values of m & Solutions for Vector w

  • daniel_i_l
  • · Replies 10 ·
Replies
10

How Do You Find the Area of a Region Enclosed by Given Curves?

  • Aerosion
  • · Replies 5 ·
Replies
5

Newton's method (intersection points)

  • pari786
  • · Replies 1 ·
Replies
1

Vertical velocity and integration

  • dnt
  • · Replies 7 ·
Replies
7

Is the Integral of 1/x ln x or log x?

  • kasse
  • · Replies 11 ·
Replies
11

Differential equations - 2nd order homogenous eq'n w/ unknown

  • braindead101
  • · Replies 3 ·
Replies
3

Minimizing the Length of a Fold: Solving a Calculus Problem

  • heather_k2007
  • · Replies 5 ·
Replies
5

Taylor Polynomial (can you help me?)

  • kingwinner
  • · Replies 8 ·
Replies
8

The set of ring automorphisms is an abstract group under composition

  • catcherintherye
  • · Replies 4 ·
Replies
4

Using function of function rule

  • johnboy14
  • · Replies 18 ·
Replies
18

Drawing a simple vector field issue

  • mr_coffee
  • · Replies 4 ·
Replies
4

Area using Parametric Equations

  • Mandanesss
  • · Replies 1 ·
Replies
1

How Can Integral Calculus Help Solve This Sphere and Cone Volume Problem?

  • th0rbahn
  • · Replies 23 ·
Replies
23

Revisiting Repeated Integrals: A Challenging Problem in Integration

  • Bucky
  • · Replies 1 ·
Replies
1

Linear Algebra: Identifying Parameters for Linear Dependence and Spanning

  • daniel_i_l
  • · Replies 3 ·
Replies
3

Very simple diff eq [concept help needed for exam]

  • Tom McCurdy
  • · Replies 5 ·
Replies
5

Fundamental Group of 2-Sphere w/ 2 Disks Removed

  • podboy6
  • · Replies 3 ·
Replies
3

An application with partial fractions and separable equations

  • zeller87
  • · Replies 1 ·
Replies
1

Confused on what they substitued answer given.

  • mr_coffee
  • · Replies 5 ·
Replies
5

Minimizing L_infty Norm: Finding Closest Points to b on x-axis and y=x

  • Mindscrape
  • · Replies 4 ·
Replies
4

Skew symetric matries and basis

  • robierob12
  • · Replies 5 ·
Replies
5

Linearizing a system using a taylor expansion

  • Giuseppe
  • · Replies 4 ·
Replies
4

Integrate (x^2)dx: Solution & Hint

  • dnt
  • · Replies 5 ·
Replies
5

Laplaces equation in polar coordinates

  • catcherintherye
  • · Replies 3 ·
Replies
3

How can this function be simplified?

  • afcwestwarrior
  • · Replies 17 ·
Replies
17

Emptying a Bowl: Calculating Work

  • teken894
  • · Replies 2 ·
Replies
2

Single vs. Double Integration for Area Bounded by y=x and y=x^2-2x

  • kasse
  • · Replies 3 ·
Replies
3

Integral Homework Help: Stuck on t^4+16

  • BrettB
  • · Replies 6 ·
Replies
6

Conversion from Cartesian to Cylindrical Coordinates

  • seaspecies
  • · Replies 14 ·
Replies
14

How many different color patterns are possible?

  • confuzzling
  • · Replies 6 ·
Replies
6

Probably easy expected value problem

  • mkkrnfoo85
  • · Replies 1 ·
Replies
1