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

Converting Quadratic Equation to Complex Polar Form

  • CarmineCortez
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1

Finding inflection points of e^(sin x) on [0, 2π]

  • AnnaSuxCalc
  • · Replies 38 ·
2
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38

Is x² + y² = 1 a solution to dy/dx = xy/(x² - 1)?

  • bengaltiger14
  • · Replies 16 ·
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16

Trouble evaluating the integral for a rational function

  • uwludd
  • · Replies 1 ·
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1

What is the magnitude of the vector

  • -EquinoX-
  • · Replies 3 ·
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3

Is a fourth-order linear DE with constant coefficients nonlinear?

  • bengaltiger14
  • · Replies 5 ·
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5

Trouble evaluating an integral

  • Nano
  • · Replies 4 ·
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4

Transitive closure of a relation

  • icantadd
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5

What is a relation and how is it defined on a set?

  • icantadd
  • · Replies 2 ·
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2

Rearranging trigonometric equation with (ΔR)² coefficient

  • AnnaSuxCalc
  • · Replies 4 ·
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4

Finding the vertical angle subtended by artwork from a given distance

  • AnnaSuxCalc
  • · Replies 9 ·
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9

How to see in what points the function changes

  • transgalactic
  • · Replies 1 ·
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1

Finding basis and dimension of subspace of R⁴

  • Dell
  • · Replies 4 ·
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4

Evaluating a limit to 2 decimal places

  • meeklobraca
  • · Replies 5 ·
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5

Finding values of m where cosx=mx has exactly 2 solutions

  • AnnaSuxCalc
  • · Replies 1 ·
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1

Achieving normal derivative in spheroidal coordinate

  • dexturelab
  • · Replies 3 ·
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3
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5

How do I integrate cos(2x), sin(2x), and similar trigonometric functions?

  • sunfleck
  • · Replies 5 ·
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5

Space between these functions of x

  • Dell
  • · Replies 13 ·
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13

Does the Sequence {(-1)^n*(n+1/n)} Converge or Diverge?

  • duffman
  • · Replies 7 ·
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7

Negation of propostitions with quantifiers

  • razored
  • · Replies 3 ·
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3

Can the Definite Integral of (ln x)^n be Expressed Using Factorials?

  • razorfever
  • · Replies 2 ·
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2

Using Laplace Transforms to solve IVP's

  • dm59
  • · Replies 1 ·
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1

Solving √3 cot 3x + 1 = 0 for 0 ≤ x ≤ 2π

  • meeklobraca
  • · Replies 25 ·
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25

Purpose of differentiating both sides

  • nobahar
  • · Replies 5 ·
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5

Differential of a Function and Finding Stationary Points

  • breen155
  • · Replies 5 ·
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5

Quick tangent line question (calc final tomorrow)

  • erjkism
  • · Replies 7 ·
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7

Find the equation of the normal to the graph at M(2,1)

  • Dell
  • · Replies 1 ·
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1

Solving the Limit of (ex+sinx)/sinx as x->0

  • Dell
  • · Replies 5 ·
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5

Help with tangent line slopes and derivatives for calc final

  • updayte
  • · Replies 2 ·
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2

Solving dy/dt = 4y - 2 with y(0) = 3

  • bengaltiger14
  • · Replies 7 ·
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7

Discussing continuity of a function

  • kmeado07
  • · Replies 2 ·
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2

Proving Geodesic Length Unchanged by Small Curve Changes

  • Mmmm
  • · Replies 2 ·
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2

Joint probability density function problem

  • braindead101
  • · Replies 1 ·
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1

Proving Trigonometric Identites

  • meeklobraca
  • · Replies 10 ·
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10

Step-by-Step Solution for Inverse of a Quadratic Function

  • crm08
  • · Replies 6 ·
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6

Ships in Distress: Who Will Reach First?

  • bobby1
  • · Replies 2 ·
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2

Nakahara Solution of problems in chapter 9.and 10.

  • Leeway
  • · Replies 3 ·
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3

Half-Life Problem: Finding Time for Amount Reduction

  • bengaltiger14
  • · Replies 3 ·
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3

Finding f^(-1)(1) for f(x) = x + cos(x)

  • crm08
  • · Replies 4 ·
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4
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2

2nd order ode w/complex conjugate roots

  • danbone87
  • · Replies 3 ·
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3

Is Induction Proof for 2^n>n Legitimate?

  • altcmdesc
  • · Replies 1 ·
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1

Fundamentals of Complex Analysis With Applications to Engineering and Science

  • CRGreathouse
  • · Replies 2 ·
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2
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4

Show ring has no divisors of zero

  • samkolb
  • · Replies 1 ·
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1

Fourier Series No.2: Evaluating Function g(x)

  • asi123
  • · Replies 1 ·
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1

Use the properties of logaritms to expand the expression

  • pooker
  • · Replies 1 ·
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1

Graphing the image of a complex number

  • torquerotates
  • · Replies 4 ·
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4

Decide whether the following functions are continuous at a=0

  • Fairy111
  • · Replies 5 ·
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5

Finding the Vertical Tangent Line of x3 + xy - y2 = 10 Curve

  • sonofjohn
  • · Replies 2 ·
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2

Integrate \frac{1}{x}-\frac{1}{x^2}e^x

  • Matuku
  • · Replies 2 ·
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2
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13

What is the Relationship Between Side Length and Area in a Square?

  • sonofjohn
  • · Replies 13 ·
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13

Solving Natural Sinus Problems with x=pi

  • asi123
  • · Replies 5 ·
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5

Chain rule: partial derivatives transformation

  • notReallyHere
  • · Replies 3 ·
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3

Solving for the Slope of a Tangent Line at a Given Point with e^3x

  • sonofjohn
  • · Replies 30 ·
2
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30

Tangent from external point and area enclosed by tangent to parabola

  • HelloMotto
  • · Replies 6 ·
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6

Integration: Solve x^2-3x+2 Over x+1

  • kingdomof
  • · Replies 3 ·
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3

Reduction of PDE to an ODE by means of linear change of variables

  • jianxu
  • · Replies 2 ·
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2

General Solution to the Diff. Eq. dy/dt = ty

  • the7joker7
  • · Replies 14 ·
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14

Prove Surjective function (R:reals) with |f(x)-f(y)|>k|x-y|

  • math8
  • · Replies 3 ·
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3

Find limits for x to infinity with L'Hopital

  • Fairy111
  • · Replies 2 ·
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2

Limit of f(x) as x tends to 0 for f(x)=[sinx]/[x^2]

  • kmeado07
  • · Replies 3 ·
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3
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1

Solving First Order Differential Equation with Initial Value x(0)=2

  • rugapark
  • · Replies 6 ·
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6

Prove uniqueness of solution to a simple equation

  • Irid
  • · Replies 1 ·
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1

Converting finite difference equation to matrix equation

  • garyman
  • · Replies 1 ·
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1

Given a vector field, show flux across all paths is the same.

  • megadong
  • · Replies 1 ·
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1

Solve ODE: Integrating Factor Solution w/ Mike's Query

  • bsodmike
  • · Replies 2 ·
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2

Proving a trig identity: set theoretic ideas?

  • Ulagatin
  • · Replies 7 ·
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7

Proof for integral of sin(t)/t+1 dt from x to 0

  • p3forlife
  • · Replies 1 ·
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1

Graphing an Equation with a Complex Term

  • salman213
  • · Replies 13 ·
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13

How to find the antiderivative of cot(x)

  • sonofjohn
  • · Replies 46 ·
2
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46

Proof for integral of sin(t)/t+1 dt from 0 to x

  • p3forlife
  • · Replies 1 ·
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1

Simple differential eqn's question

  • DWill
  • · Replies 7 ·
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7

Function continuous in exactly the irrational points

  • math8
  • · Replies 6 ·
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6

Find the rate of change of medicine amount 2 hours after injection

  • TayTayDatDude
  • · Replies 3 ·
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3

Is the two-element set {0,1} with XOR and AND a field?

  • fluidistic
  • · Replies 10 ·
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10

Show ZXZ/<1,1> is an infinite cyclic group.

  • Daveyboy
  • · Replies 7 ·
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7

Show ZXZ is an infinite cyclic group.

  • Daveyboy
  • · Replies 2 ·
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2

Integrate x^999 ln(x) - Find the Answer

  • XTTX
  • · Replies 7 ·
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7

Proof that there exist such an element in Q

  • fluidistic
  • · Replies 3 ·
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3

Integral of 5/(3+4sin x) using Weierstrass substitution

  • CaspianTiger
  • · Replies 5 ·
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5

Jordan Decomposition: Solve 4x4 Matrix Eqn

  • springo
  • · Replies 1 ·
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1

Finding the submerged area equation for a rotating disk evaporator

  • momu
  • · Replies 1 ·
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1

Green's Theorem well, sort of.

  • dtl42
  • · Replies 7 ·
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7

Why isn't the integral of log₁₀y equal to ylogy-y/ln10?

  • atwong713
  • · Replies 2 ·
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2

Proving Continuity of Monotone Functions on Interval Domains

  • math8
  • · Replies 14 ·
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14

Differentiability and convergence.

  • math8
  • · Replies 6 ·
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6

Why they chose maximum and not minimum functions

  • transgalactic
  • · Replies 2 ·
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2

Is f Integrable? A Proof Using Density of Rationals and Irrationals

  • snipez90
  • · Replies 6 ·
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6

How to convert this ODE to a standard form

  • oxxiissiixxo
  • · Replies 2 ·
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2

Integration Problem: \int\frac{dx}{1+x^2} vs \int\frac{1}{1+x^2}dx

  • rugapark
  • · Replies 1 ·
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1

What is a wavelet?

  • dimensionless
  • · Replies 1 ·
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1

Solving cos(z) = -i sin(z) for complex z

  • Carl140
  • · Replies 3 ·
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3

Solving a Simple nth Order Polynomial

  • dimensionless
  • · Replies 12 ·
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12

How do I draw the plane x = y in 3D space?

  • salman213
  • · Replies 6 ·
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6

Finding square roots of complex numbers with correct angles

  • salman213
  • · Replies 1 ·
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1

Derivative Problem: Step-by-Step Solution

  • brambleberry
  • · Replies 3 ·
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3