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 ODE Substitution: dy/dx= (4x sec(2y/x) +y) / x

  • Laura1321412
  • · Replies 2 ·
Replies
2

Does IM Form a Submodule of M?

  • iamalexalright
  • · Replies 1 ·
Replies
1

Domain of Influence: PDEs Info

  • gtfitzpatrick
  • · Replies 1 ·
Replies
1

Providing a proof or counter example.

  • Dougggggg
  • · Replies 6 ·
Replies
6

How Do You Calculate Probability for a Normally Distributed Variable?

  • twrtoad
  • · Replies 1 ·
Replies
1

Combinatorics Problem: Selection of Job Applicants

  • Shoney45
  • · Replies 1 ·
Replies
1

Coordinate System Rotation Matrix (global to local)

  • dhume878
  • · Replies 3 ·
Replies
3

Finding Vector with Known Vector and Resultant Vector

  • deathcabislov
  • · Replies 8 ·
Replies
8

Solving Bernoulli ODE | Step-by-Step Guide | Example with n=-2

  • cue928
  • · Replies 2 ·
Replies
2

Prove if a^2 = 4 (mod 8) then a = 2 (mod 8)

  • number0
  • · Replies 19 ·
Replies
19

How do i find domain of influnce?

  • gtfitzpatrick
  • · Replies 11 ·
Replies
11

How to integrate this integral?

  • CalcYouLater
  • · Replies 5 ·
Replies
5

Solving a Diff. Eq. Problem: y = (2x^-1 + Cx^4)^-1/2

  • cue928
  • · Replies 2 ·
Replies
2

Dot product / vector magnitudes

  • pearss
  • · Replies 3 ·
Replies
3

Using matrices to solve word problems using a calculator.

  • Pattonias
  • · Replies 14 ·
Replies
14

Number theory- prove no three ppt's with same value c

  • RossH
  • · Replies 4 ·
Replies
4

Prove Orthogonality Condition For Sines (Integral)

  • maherelharake
  • · Replies 15 ·
Replies
15

Topology: Finite Complement & Defining Limit Points

  • doodlepin
  • · Replies 2 ·
Replies
2

Lim x-> 00 sin(1/x)x^2/(2x-1)?

  • cos(e)
  • · Replies 15 ·
Replies
15

How Does the Beatles' Legacy Impact Radiohead's Chances of Greatness?

  • Fusilli_Jerry89
  • · Replies 1 ·
Replies
1

Subgroups of a finitely generated abelian group

  • bubchi89
  • · Replies 4 ·
Replies
4

Can Nonmeasurable Sets Have Finite Outer Measures?

  • cerenacerenb
  • · Replies 2 ·
Replies
2

Proving bounded monotonic sequences must converge

  • torquerotates
  • · Replies 1 ·
Replies
1

How Does the Dot Product Interact with the Gradient in Vector Calculus?

  • Brown Arrow
  • · Replies 3 ·
Replies
3

Fundamental Period of f(t) = sin(6t) + cos(8t)

  • Larrytsai
  • · Replies 7 ·
Replies
7

Finding Partial Limits of a Sequence: A Homework Challenge

  • estro
  • · Replies 5 ·
Replies
5

A pencil game, strategy based on symmetry

  • rayman123
  • · Replies 1 ·
Replies
1

Solving Unintuitive Homework: An Example of C ≠ f^(-1)(f(c))

  • Kosh11
  • · Replies 3 ·
Replies
3

What Does the RREF of a 4x3 Matrix with a Unique Solution Look Like?

  • maximade
  • · Replies 1 ·
Replies
1

What is the Helmholtz Decomposition of a Vector Field?

  • Zebrostrich
  • · Replies 1 ·
Replies
1

Cross product question find the magnitude of the force

  • loganblacke
  • · Replies 8 ·
Replies
8

Integrate f(x) = \frac{1}{(x-1)(x-2)} (1<x<2)

  • Kawakaze
  • · Replies 5 ·
Replies
5

Area between a parabola and line?

  • smandphysics
  • · Replies 2 ·
Replies
2

Integrating sin2θ: How to Prove <sin2θ>=1/2 and <cos2θ>=1/2?

  • gennarakis
  • · Replies 5 ·
Replies
5

Need help with method for fourth order DE

  • wilkie610
  • · Replies 2 ·
Replies
2

Showing tA matrix to be nonsingular

  • gordonjh
  • · Replies 12 ·
Replies
12

Clarification on what is considered reduced row-echelon form

  • maximade
  • · Replies 5 ·
Replies
5

Integration by Parts: Solving \int{x^2tan^{-1}xdx}

  • dimpledur
  • · Replies 4 ·
Replies
4

Another trig substitution question

  • vande060
  • · Replies 5 ·
Replies
5

Is this breaking any math rules

  • vande060
  • · Replies 2 ·
Replies
2

Comparison Test on Interval 0 to 1

  • theRukus
  • · Replies 2 ·
Replies
2
Replies
1

Convergence of Series: Homework Statement and Attempt at Solution

  • ptolema
  • · Replies 4 ·
Replies
4

What is the value of the infinite series?

  • ptolema
  • · Replies 4 ·
Replies
4

How to find the limit of (e^(4/x) - 2x)^(X/2) as x-> 0+

  • mathor345
  • · Replies 2 ·
Replies
2

Two Matrix question about Span{ }

  • flyingpig
  • · Replies 13 ·
Replies
13

X and y lin independent in Rn A=xy^T+yx^T

  • Keesjan
  • · Replies 2 ·
Replies
2

Differential geoemtry tangent lines parallel proof

  • hlin818
  • · Replies 4 ·
Replies
4

Proving the Dogs Meet at a Single Point: A Mathematical Analysis

  • 8daysAweek
  • · Replies 4 ·
Replies
4

Integration - Determine Maximum height - HELP

  • ayrestaurant
  • · Replies 4 ·
Replies
4

Linear Algebra, simplifying large matrices

  • maximade
  • · Replies 3 ·
Replies
3

How Do You Calculate the Area Under a Curve Using Antiderivatives?

  • nhmllr
  • · Replies 1 ·
Replies
1

Proving the Integral Bound for I_n: 0 < I_n < 1/(n+1)

  • lordy2010
  • · Replies 2 ·
Replies
2

Laplace Transform: sin2(t-1)U(t-1) - Correct Answer?

  • magnifik
  • · Replies 1 ·
Replies
1

Autonomous Differential Equation

  • n.a.s.h
  • · Replies 3 ·
Replies
3

First and second derivative assistance please?

  • Khamul
  • · Replies 2 ·
Replies
2

Solving a first order differential equation (calculus 1)

  • myeviltacos
  • · Replies 2 ·
Replies
2

Differentiating Integrals w/ Respect to x: Tips & Tricks

  • LilTaru
  • · Replies 5 ·
Replies
5

Integrating x(e^x): Step-by-Step Guide

  • theRukus
  • · Replies 1 ·
Replies
1

What is the best substitution for solving this ODE?

  • cue928
  • · Replies 1 ·
Replies
1

Partial fractions to solve ODE's

  • cue928
  • · Replies 5 ·
Replies
5

Solving Linear Equations in Two Variables with Geometric Sequences

  • Nev3rforev3r
  • · Replies 10 ·
Replies
10

Evaluate a definite integral with two variables?

  • LilTaru
  • · Replies 13 ·
Replies
13

Vector Space of Matrices: How to Define and Illustrate?

  • sponsoredwalk
  • · Replies 2 ·
Replies
2

Finding the coeffiecients of a sine series for -3*cos(8*pi*x/L)

  • dnp33
  • · Replies 6 ·
Replies
6

Find the area below the graph of f, but f is in fractional form?

  • LilTaru
  • · Replies 4 ·
Replies
4

Approximating integral using riemann sums

  • missavvy
  • · Replies 3 ·
Replies
3

Proving Monotonic Sequence: Diff & Examples

  • jokerzz
  • · Replies 5 ·
Replies
5

Double Integrals on a Sphere: Solving for f(x,y,z) and g(t)

  • myfunkymaths
  • · Replies 3 ·
Replies
3

Question about where to start this trig substitution integral

  • vande060
  • · Replies 1 ·
Replies
1

Writing w^2 in Index Notation for Derivation with del X u

  • davcrai
  • · Replies 1 ·
Replies
1

Complicated Limit from Analysis

  • nickmai123
  • · Replies 1 ·
Replies
1

Solving Euler-Cauchy Equation: General Solution with Euler Method

  • xw0927
  • · Replies 2 ·
Replies
2

Finding Area Between Cosine Curves [0, pi] Using Integration

  • char808
  • · Replies 10 ·
Replies
10

What is the Antiderivative of Inverse Sine of x?

  • kristo
  • · Replies 3 ·
Replies
3

Proof of (a) and (b) for All n

  • Shackleford
  • · Replies 12 ·
Replies
12

Inequality with Max. and Min.value.

  • man111
  • · Replies 1 ·
Replies
1

Complex Logarithm Homework: Find -Ln(1-e(iθ))

  • soothsayer
  • · Replies 1 ·
Replies
1

Net Outward Flux of Vector Field Across Surface Solid

  • myfunkymaths
  • · Replies 5 ·
Replies
5

Rate Of Change (derivatives) Word Problem

  • nexxia
  • · Replies 5 ·
Replies
5

Two point boundary value problem

  • simmonj7
  • · Replies 1 ·
Replies
1

How Do You Determine the Continuity of Multivariable Functions?

  • quietrain
  • · Replies 8 ·
Replies
8

Conditional Probability of Baby Survival

  • flemmyd
  • · Replies 1 ·
Replies
1
Replies
6

Beginner implicit differentiation

  • Kawakaze
  • · Replies 25 ·
Replies
25

Vector Differential Equations in Coulomb's Field Calculations

  • abluphoton
  • · Replies 1 ·
Replies
1

Find values of a making one vector parallel to the other

  • loganblacke
  • · Replies 1 ·
Replies
1

Trig substitution integral(need a check on the solution)

  • vande060
  • · Replies 4 ·
Replies
4

Integration of natural log problem

  • kill00
  • · Replies 4 ·
Replies
4

Identity Element of Binary Operations

  • gbean
  • · Replies 3 ·
Replies
3

Vector subspace F is closed in E

  • Demon117
  • · Replies 5 ·
Replies
5

Diff Eq: Equilibrium Solution sketching?

  • cdotter
  • · Replies 5 ·
Replies
5

Proving Non-Existence of First Moment in Cauchy Distribution

  • FNMwacki
  • · Replies 13 ·
Replies
13
Replies
5

Find the Limits of Integration for the Gamma Function

  • eestep
  • · Replies 3 ·
Replies
3

Integral of a concave function

  • talolard
  • · Replies 3 ·
Replies
3

Optimisation using constraints

  • lagwagon555
  • · Replies 2 ·
Replies
2

Solving Fibonacci Function Homework: Prove f(x)=\frac{1+x}{(1-x-x^{2})}

  • talolard
  • · Replies 2 ·
Replies
2

Combinations (How many combinations contain specific numbers)?

  • term16
  • · Replies 2 ·
Replies
2

Cardinality of Sets Homework: Find Subsets of Natural Numbers

  • A_B
  • · Replies 3 ·
Replies
3