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

How Close Must x Be to 2 for 5x+3 to Be Within 0.075 of 13?

  • step1536
  • · Replies 5 ·
Replies
5

How Can Triangle Inequality Be Applied in Complex Mathematical Proofs?

  • BustedBreaks
  • · Replies 1 ·
Replies
1

Differential Equation using Integrating Factor

  • CFDFEAGURU
  • · Replies 3 ·
Replies
3

Integrating with U-substitution

  • zooboodoo
  • · Replies 6 ·
Replies
6

Limit of an inverse tangent function

  • greenteacup
  • · Replies 2 ·
Replies
2

How do I find the derivative of f(x)=x+9/x without using the power rule?

  • efekwulsemmay
  • · Replies 4 ·
Replies
4

Effect of orthonormal projection on rank

  • kalleC
  • · Replies 4 ·
Replies
4

Integrate 1/cos(x): Wolfram Alpha Guide

  • soopo
  • · Replies 9 ·
Replies
9

Need help with introductory analysis proof

  • michael.wes
  • · Replies 2 ·
Replies
2

Reciprocals of Intervals Question

  • cmajor47
  • · Replies 1 ·
Replies
1

Proving the Monotonicity of Outer Measures: A Simple Task or a Tricky Proof?

  • MrGandalf
  • · Replies 2 ·
Replies
2

Aggravating Calculus problem; proceed at your own risk :P

  • Bad-Wolf
  • · Replies 6 ·
Replies
6

Get Clarity on Calculus: 1n Meaning and Examples

  • sponsoredwalk
  • · Replies 1 ·
Replies
1

Proove there is an x s.t. x^3+x=6

  • jrsweet
  • · Replies 8 ·
Replies
8

Least upper bound analysis proof

  • dancergirlie
  • · Replies 4 ·
Replies
4

Volume between two paraboloids.

  • forty
  • · Replies 5 ·
Replies
5

How Do You Construct Bijections Between Different Types of Intervals?

  • panderse
  • · Replies 1 ·
Replies
1

Simple Logic Truth Table Needs Checking

  • Hotsuma
  • · Replies 6 ·
Replies
6
Replies
2

Understanding Gamma Function and Series Integration

  • H2instinct
  • · Replies 6 ·
Replies
6

Curvature of a rectangular hyperbola

  • StarWrecker
  • · Replies 2 ·
Replies
2

Prove the following (using some basic axioms)

  • KingCalc
  • · Replies 4 ·
Replies
4

Solving #12: Salt Content in Tank B

  • Shackleford
  • · Replies 3 ·
Replies
3

Is d' = d/(d+1) a Valid Metric?

  • Daveyboy
  • · Replies 4 ·
Replies
4

Derivative of x: Taking Derivatives of \sqrt{(10t-3)^{2} + (2t)^{2}}

  • joemama69
  • · Replies 2 ·
Replies
2

Troubleshooting Integration: Help with Basic Integration Mistakes

  • EtherealMonkey
  • · Replies 3 ·
Replies
3

How can I solve this differential equation using Bernoulli's equation?

  • darthxepher
  • · Replies 2 ·
Replies
2

How Can I Find the Derivatives of this Complex Function Using Derivation Rules?

  • efekwulsemmay
  • · Replies 5 ·
Replies
5

Linear Differential Equations behaviour as t->∞

  • Luongo
  • · Replies 7 ·
Replies
7

LimitsNever seen a problem like this?

  • Saladsamurai
  • · Replies 8 ·
Replies
8

What Are Discrete Math Questions Involving Divisibility Called?

  • RJ1817
  • · Replies 2 ·
Replies
2

Help: Implicit differentiation with initial values

  • H2instinct
  • · Replies 2 ·
Replies
2

Power of Complex numbers proof

  • libelec
  • · Replies 8 ·
Replies
8

Is There a Solution to the Never-Ending Integral?

  • Susanne217
  • · Replies 14 ·
Replies
14

Finding Solutions for a Quadratic Equation with Complex Numbers

  • ihumayun
  • · Replies 2 ·
Replies
2

Define coefficients for system of equations with 3 variables

  • thecokeguy
  • · Replies 13 ·
Replies
13

Stress Tensor - simple problem (I think)

  • rarkup
  • · Replies 2 ·
Replies
2

Calc Limit: \sqrt{x}-3/(x-9) Stuck?

  • Saladsamurai
  • · Replies 3 ·
Replies
3

What Defines the Multiplication Rules for Generalized Gaussian Integers?

  • gotmilk04
  • · Replies 5 ·
Replies
5

Solve v/(v-1)^2 Integral: Tips & Tricks

  • mundo44
  • · Replies 5 ·
Replies
5

Finding Eigenvalues and Bases of Eigenspace for a Given Matrix

  • ihumayun
  • · Replies 9 ·
Replies
9

Poles or Removable Singularities

  • Chris0724
  • · Replies 3 ·
Replies
3

Precise Def'n of Limit Proving the Sum Rule

  • Saladsamurai
  • · Replies 3 ·
Replies
3
Replies
11

Understanding Limit Convergence: Solving for the Converging Value

  • step1536
  • · Replies 1 ·
Replies
1

Limit of F(X) at X=2: Solving for Rational Functions with Zero Denominators

  • step1536
  • · Replies 14 ·
Replies
14

Real analysis - unions and intersections

  • badsis
  • · Replies 3 ·
Replies
3

Epsilons and Deltas Book Error? Or My Error?

  • Saladsamurai
  • · Replies 4 ·
Replies
4

Prove Nth Roots of Unity: \omega, \overline{\omega}, \omega^{r}

  • gotmilk04
  • · Replies 1 ·
Replies
1

How Do You Simplify the Sum to Find the Limit as n Approaches Infinity?

  • ahmadmz
  • · Replies 10 ·
Replies
10

A bit about differential equations

  • Luongo
  • · Replies 1 ·
Replies
1

[tex]\int \frac{x}{\left(x^2+z^2\right)^{3/2}} \, dx[/tex]

  • eschiesser
  • · Replies 2 ·
Replies
2

Equation of sphere given 3 pointcalc 3

  • memish
  • · Replies 5 ·
Replies
5

Proving {f1,f2,f3} is a Basis for V Over F

  • boneill3
  • · Replies 9 ·
Replies
9

Finding 1/n + 1/(n+1) + + 1/2n in terms of the Euler's constant

  • lkh1986
  • · Replies 9 ·
Replies
9

General solution to PDEs-arbitrary constants

  • kingwinner
  • · Replies 5 ·
Replies
5

Multivariable Calculus 3D co-ord. system help

  • Luongo
  • · Replies 6 ·
Replies
6

What is the Commutative Property of Vector Multiplication?

  • Butelle
  • · Replies 2 ·
Replies
2

Proving Ratio of Areas/Heights of Similar Pyramids

  • IniquiTrance
  • · Replies 4 ·
Replies
4

What are the mechanics of finding delta in a limit problem?

  • Saladsamurai
  • · Replies 4 ·
Replies
4

Possible Values of Complex Integration for Contours in D and from 0 to 1

  • oddiseas
  • · Replies 3 ·
Replies
3
Replies
8

Proving Simple Linear Algebra Statement: A^2 = A implies A is either 0 or I

  • CuppoJava
  • · Replies 5 ·
Replies
5
Replies
5

Calculating derivatives (2 questions)

  • curlybit89
  • · Replies 2 ·
Replies
2

Probability of the Union of Indepedent Events

  • Obraz35
  • · Replies 1 ·
Replies
1

Understanding Stokes' Theorem: A Tutorial

  • Void123
  • · Replies 17 ·
Replies
17

Tossing Coins: 5 consecutive heads out of 10 attempts?

  • DannyCPA
  • · Replies 7 ·
Replies
7

Proving Orthogonal Projections: Showing 2-Norm Greater Than or Equal to 1

  • buzzmath
  • · Replies 7 ·
Replies
7

Hypotheses Test: H0:\mu = 5 vs Ha \mu >/< 5

  • needhelp83
  • · Replies 2 ·
Replies
2

Comparison Test for Infinite Series Example

  • philnow
  • · Replies 19 ·
Replies
19

Cartesian to Polar in Double Integral

  • manenbu
  • · Replies 2 ·
Replies
2

Unit Normal Vector Homework: Definition & Solution

  • t_n_p
  • · Replies 5 ·
Replies
5

Solving a Homogenous ODE: Integrals Involved

  • Mechdude
  • · Replies 5 ·
Replies
5

Trying to prove F^infinity is infinite dimensional

  • PhillipKP
  • · Replies 7 ·
Replies
7

Contours, integration and connected sets

  • oddiseas
  • · Replies 2 ·
Replies
2

Graph of a Complex Number (basic concept)

  • DEMJ
  • · Replies 7 ·
Replies
7

I have a very very basic question on the CDF and limits

  • Roni1985
  • · Replies 4 ·
Replies
4

Linear Algebra Question - Two Planes

  • carlodelmundo
  • · Replies 3 ·
Replies
3

Finding the Sum of an Alternating Series

  • mplayer
  • · Replies 6 ·
Replies
6

Rank vs Order of Tensors | Tensor Basics

  • Pollywoggy
  • · Replies 1 ·
Replies
1

Finding Magnitude of v+iw in a Complex Inner Product Space

  • phagist_
  • · Replies 2 ·
Replies
2

Seq Limits: Xn, Yn & Lim n→∞ = 0?

  • dannysaf
  • · Replies 11 ·
Replies
11

Differential Equations - Initial Value Problem

  • mattbonner
  • · Replies 2 ·
Replies
2
Replies
5

Proofing Relal Analysis: Prove n! > 2n for n>=4

  • cmajor47
  • · Replies 12 ·
Replies
12

Uniform convergence of series of functions

  • fmam3
  • · Replies 2 ·
Replies
2

Is Urgent Online Help Available for Statics Problems?

  • jasperhoopman
  • · Replies 1 ·
Replies
1

Limits of x*cos(x) as h Approaches 0

  • Zhalfirin88
  • · Replies 7 ·
Replies
7

Derivative of a square root fraction. HELP

  • curlybit89
  • · Replies 4 ·
Replies
4

Corrosion Resistance Test for Steel Conduit: Hypothesis Setup and Results

  • needhelp83
  • · Replies 4 ·
Replies
4

Need, quick answer, please Energy integral/derivative

  • briteliner
  • · Replies 3 ·
Replies
3

Partial differential equations represented as operators

  • kingwinner
  • · Replies 11 ·
Replies
11

Maclaurin series for multivariable

  • manenbu
  • · Replies 2 ·
Replies
2

Natural Exponential Function Problems

  • Gattz
  • · Replies 4 ·
Replies
4

Calc II integration by trig sub

  • Rock32
  • · Replies 1 ·
Replies
1

Surface Integrals: Computing Flux Through a Half Cylinder

  • bitrex
  • · Replies 13 ·
Replies
13

Solve e^{\frac{-i \pi}{4}} = ?

  • Bacat
  • · Replies 4 ·
Replies
4

Proof of Inequality X_n > sqrt(n) by Induction

  • acynicsmind
  • · Replies 4 ·
Replies
4

Solving the Branch of sqrt(1+sqrt(z)) and Showing Analyticity

  • kingkong1111
  • · Replies 1 ·
Replies
1