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

Evaluate the definite integral:

  • 1question
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8

Area of a hemisphere(surface integral)

  • clurt
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2

Find Commutator Subgroup of Frobenius Grp of Order 20: Defn Explained

  • TylerH
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1

Solving z^5+16z'=0 in Complex Numbers

  • planauts
  • · Replies 8 ·
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8

Show that the linear transformation matrix is a contraction mapping

  • unawareness
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8

Instead, you should be using the t distribution with 39 degrees of freedom.

  • joemama69
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1

Possible error found in Keith Devlin's book The Math Gene Help?

  • HybridRxN
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3

Solving for the roots of unity of a complex number

  • trap101
  • · Replies 9 ·
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9

Finding orthogonal of two vectors

  • omer10000
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1

Probability density and continuous variables

  • peripatein
  • · Replies 10 ·
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10

Optimization Problem, Laying down electrical lines (Multivariable)

  • WalkTex
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2

Linear Transformation: Proving Linearity with Function T : P3 → ℝ3

  • hackett5
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1

Proving sequence tends to limit

  • CAF123
  • · Replies 11 ·
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11

What is the equation for a cylinder SOLVED FOR Z

  • Jeff12341234
  • · Replies 15 ·
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15

Optimization Problem involving a wire

  • frosty8688
  • · Replies 4 ·
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4

Proving Properties of Bounded Sets in Real Numbers

  • CAF123
  • · Replies 11 ·
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11

Reducing surface integral to line integral?

  • Guffie
  • · Replies 5 ·
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5

Wedge product and change of variables

  • ianchenmu
  • · Replies 2 ·
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2

Integration using sinh^2 substitution

  • vesu
  • · Replies 4 ·
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4

Parabola problem about the sag of a wire

  • bea995
  • · Replies 1 ·
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1

How Is the Quotient Group G/H Isomorphic to G'?

  • LayMuon
  • · Replies 37 ·
2
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37

Finding Limit: $$\frac{8^x}{x^x}$$

  • anj16
  • · Replies 7 ·
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7

Does the Series Sum of 1 + (-1)^n/n Converge?

  • That Neuron
  • · Replies 1 ·
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1

Does the Operation in Set Theory Imply a Singleton Set?

  • set
  • · Replies 1 ·
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1

How do I find the possible y values in the following equation?

  • Pizzerer
  • · Replies 1 ·
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1

Cardinality of Functions Mapping Irrational Numbers to Rational Numbers

  • trap101
  • · Replies 6 ·
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6

Help with Integrals (one of which involves erfc).

  • 6Stang7
  • · Replies 5 ·
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5

Find the indefinite integral by u-sub

  • InaudibleTree
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2

Transience of MC: Proving b>=1

  • alphabeta1989
  • · Replies 5 ·
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5

How to prove uniqueness solution of the 3D wave

  • lotusquantum
  • · Replies 3 ·
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3

Prove that lim sup(x_n) = max(lim sup(y_n), lim sup(z_n))

  • drawar
  • · Replies 1 ·
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1

Improper Integral: Solve for \pi\log(x+1)

  • DeadOriginal
  • · Replies 16 ·
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16

Showing a binary operation is injective

  • SithsNGiggles
  • · Replies 12 ·
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12

Continuity of g(x) = lim{y->x}f(x)

  • R_beta.v3
  • · Replies 5 ·
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5

How should I expand 1/(1+x)^n around x=0?

  • liyz06
  • · Replies 4 ·
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4

Showing properties of Ordered Fields

  • mliuzzolino
  • · Replies 4 ·
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4

Setting up limits of integration for multiple integral

  • dustbin
  • · Replies 5 ·
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5

Showing elements of a Principal Ideal Domain are Relatively Prime?

  • robertjordan
  • · Replies 16 ·
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16

Can you solve this challenging integral using a clever modification?

  • omri_mar
  • · Replies 14 ·
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14

[True or False] Subring of R isomorphic to R/I?

  • robertjordan
  • · Replies 12 ·
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12

Can I Make a Sequence for this Data to the nth Term?

  • jackscholar
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1
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10

Determining whether a set of vectors is a subspace of R^3?

  • ParoxysmX
  • · Replies 11 ·
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11

Charge Distribution in an infinite plate

  • jaumzaum
  • · Replies 13 ·
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13

Help on interpreting subsequential limit proof

  • shoeburg
  • · Replies 11 ·
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11

What is the cardinality of R^2?

  • trap101
  • · Replies 7 ·
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7

I'd like some feedback on my approach to solving this integral

  • tomvidm
  • · Replies 1 ·
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1

Average acceleration given velocity points?

  • syeh
  • · Replies 1 ·
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1

Linear Algebra: Find A for a 2x2 matrix and when A^1001 = I

  • mahrap
  • · Replies 1 ·
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1

Solving Trigonometric Ratios: Finding cosx/cosy from sinx/siny

  • alexay95
  • · Replies 6 ·
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6

Direction of the fastest rate of change of a function (Solution inclu)

  • mrcleanhands
  • · Replies 3 ·
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3

Sequential SS in testing for main effects

  • libragirl79
  • · Replies 2 ·
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2

Finding the differential equation (initial value problem)

  • djh101
  • · Replies 2 ·
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2

How Fast is the Distance Between Two Cars Changing After 4 Hours?

  • Stanc
  • · Replies 1 ·
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1

Series Test for convergent and divergent

  • mikbear
  • · Replies 5 ·
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5

2nd order DE for planet's density

  • dinospamoni
  • · Replies 1 ·
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1

Proving this basic fact about the annihilator in abstract algebra

  • jdinatale
  • · Replies 5 ·
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5

Proving Unique Solution for f(x) = 0 on (a,b) with f'(x) ≠ 0

  • msell2
  • · Replies 1 ·
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1

Finding a tangent line to a level curve - Don't understand solution

  • mrcleanhands
  • · Replies 5 ·
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5

Calculating Constant Volume Rate of Change

  • Stanc
  • · Replies 2 ·
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2

Use spherical cord to compute area of a disk

  • kougou
  • · Replies 1 ·
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1

How to Set Up a Surface Integral for Finding Average Value on a Unit Sphere?

  • jacksonb62
  • · Replies 1 ·
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1

Direction of the induced current and polarity

  • fishingspree2
  • · Replies 1 ·
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1

Which of these transformations are linear?

  • mahrap
  • · Replies 3 ·
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3

How to Simplify a Complicated Limit

  • Bipolarity
  • · Replies 1 ·
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1

Can All Elements of SL(2) Be Expressed as a Single Exponential?

  • LayMuon
  • · Replies 6 ·
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6

[calculus] question about identify boundary curve between two surface

  • kougou
  • · Replies 3 ·
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3

Applying boundary condition on heat equation

  • Guffie
  • · Replies 11 ·
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11

Finding the roots of a high degree polynomial equation

  • 1MileCrash
  • · Replies 9 ·
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9

Calculus Solving for Present value of payments

  • alexs2jennisha
  • · Replies 4 ·
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4

What is the connection between ideals and fields in Z[x]?

  • STEMucator
  • · Replies 6 ·
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6

Power Series Representation of (1+x)/(1-x)

  • Desharnais
  • · Replies 3 ·
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3

Uniqueness of Linear Transformation from Basis Vectors

  • jazz_lover
  • · Replies 1 ·
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1

Simple Probability Question (with p.d.f.)

  • FeDeX_LaTeX
  • · Replies 8 ·
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8

Determine the limit of this function

  • raopeng
  • · Replies 8 ·
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8

Finding derivatives of inverse trig functions using logarithms

  • MadAtom
  • · Replies 4 ·
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4

Temp profiles through partial derivatives

  • rico22
  • · Replies 1 ·
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1
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9

Finding the First Derivative of a Complicated Expression

  • frosty8688
  • · Replies 10 ·
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10

Derivatives: Finding Slopes and Tangent Lines

  • Dustobusto
  • · Replies 3 ·
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3

Abstract Algebra- Finding the Minimal Polynomial

  • corky23
  • · Replies 3 ·
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3

Form of symmetric matrix of rank one

  • ianchenmu
  • · Replies 1 ·
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1

Proof of convergence theory in optimization

  • ianchenmu
  • · Replies 1 ·
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1

Find the point estimate of p using method of moments

  • Phox
  • · Replies 1 ·
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1

Complex line integral over x + y = 1

  • Verdict
  • · Replies 1 ·
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1

Suppose A and B are n × n matrices. Show that range(AB) ⊆ range(A)

  • jazz_hole
  • · Replies 5 ·
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5

Using info from g' and g'' to find answer

  • torquerotates
  • · Replies 1 ·
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1

Solving DE Problems: Balloon, Projectile & Trypsin Formation

  • uknowwho
  • · Replies 7 ·
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7

Compute the second order Taylor polynomial centered at 2 for ln(x)

  • Lo.Lee.Ta.
  • · Replies 10 ·
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10

Is the Laplace Transform Correct for the Differential Equation y-8y'+20y=te^t?

  • Jeff12341234
  • · Replies 7 ·
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7

Fourier series - DC component, integration problem

  • DrOnline
  • · Replies 5 ·
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5

Maximizing C_t with Lagrangian: First Order Condition Explained

  • Charlotte87
  • · Replies 2 ·
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2

Show that |x(t)|d/dt*|x(t)| = x(t)x`(t)

  • Smazmbazm
  • · Replies 2 ·
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2

Sum from n=1 to infinity of sqrt(n)/(n^2 + 1)

  • Lo.Lee.Ta.
  • · Replies 16 ·
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16

System of Differential equation to solve.

  • DaxInvader
  • · Replies 6 ·
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6

Complex exponential and sine-cosine Fourier series

  • sikrut
  • · Replies 1 ·
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1

Calculate the value of this real+imaginary expression:

  • 1question
  • · Replies 9 ·
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9

Proving Proposition: Quotient Space Rn/F is First Countable

  • hedipaldi
  • · Replies 7 ·
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7

Find Taylor series generated by e^x centered at 0.

  • Lo.Lee.Ta.
  • · Replies 3 ·
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3

Center of Mass (Triple Integral)

  • Reefy
  • · Replies 2 ·
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2