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

Determining convergence of (-1)^n/ln(n) as n goes to infinity

  • FuzzieLogic
  • · Replies 6 ·
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6

Bivariate expected value and variance

  • ArcanaNoir
  • · Replies 2 ·
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2

How can I prove that n^3 + (n+1)^3 + (n+2)^3 is a multiple of 9?

  • dpesios
  • · Replies 3 ·
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3

Parameterizing A Circle Projected onto a Plane

  • TranscendArcu
  • · Replies 5 ·
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5

Dimensional Analysis. I know my equations are right

  • flyingpig
  • · Replies 4 ·
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4

Finding Area Between Cone and Sphere

  • TranscendArcu
  • · Replies 9 ·
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9

Anti derivative of f'(x)=4/(1-x^2)^(1/2) yields TWO possible answers?

  • skyturnred
  • · Replies 2 ·
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2
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1

Convergence Proof (As Part of Geometric Series Sum)

  • Mathmo
  • · Replies 13 ·
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13

Why Does arctan Ensure Continuity in Sequences?

  • Ted123
  • · Replies 1 ·
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1

Find the anti derivative of f'(x)= (2+x^2)/(1+x^2)

  • skyturnred
  • · Replies 3 ·
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3

Solving Second Order ODE: y''-y=e^{-t} - Homework Solution

  • matematikuvol
  • · Replies 6 ·
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6

Prove of linearly dependency of rows in matrices

  • DrummingAtom
  • · Replies 7 ·
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7

Left coset of a subgroup of Complex numbers.

  • Silversonic
  • · Replies 3 ·
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3

Finding the general form of a Struve Function

  • eclayj
  • · Replies 3 ·
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3

Linear Algebra - diagonalizable matrix

  • PirateFan308
  • · Replies 5 ·
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5

Using Green's Theorem to Solve a Circle Line Integral

  • Liferider
  • · Replies 3 ·
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3
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4

Probability that 3 people are born on different months from each other

  • torquerotates
  • · Replies 7 ·
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7
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5

From Conservative Vector Field to Potential Energy function

  • bingo92
  • · Replies 1 ·
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1

Triple Integration: Evaluating by Changing Order of Integral

  • MozAngeles
  • · Replies 1 ·
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1

Multiple eigenvalues - any hints would be appreciated

  • WantToBeSmart
  • · Replies 1 ·
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1

Convergence of a sequence in a metric space

  • Ted123
  • · Replies 2 ·
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2

Prove infinitely many prime of the form 6k+5

  • Hwng10
  • · Replies 3 ·
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3

I have a question about Newton's Method

  • gungun8799
  • · Replies 2 ·
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2

Find the inverse laplace transform of this function

  • mingming
  • · Replies 1 ·
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1

Complex integration over a square contour

  • bjohnson2001
  • · Replies 7 ·
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7

How to get θ sin and cos are together in 1 equation

  • ohaiyo88
  • · Replies 8 ·
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8

How can I integrate 1/(sin x + sec x)?

  • velliyangiri
  • · Replies 11 ·
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11

Integral ∫dr/√((1/(R+r))-(1/R))

  • armin.hodaie
  • · Replies 3 ·
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3

Open/closed subsets of metric space

  • Ted123
  • · Replies 7 ·
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7

What is the solution for θ in the equation y - xtanθ = z/cosθ?

  • ohaiyo88
  • · Replies 3 ·
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3

Unitary matrix of a hermitian form matrix

  • Locoism
  • · Replies 3 ·
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3

Integrating Different Variables for Work Calculation

  • PrashntS
  • · Replies 2 ·
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2

Related rates fill rate problem

  • kentarch
  • · Replies 1 ·
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1

Linear Algebra question (system of equations)

  • Ortix
  • · Replies 10 ·
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10

Dot product between two unit vectors

  • Marioqwe
  • · Replies 12 ·
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12

Mass of 2 dimensional object - line integral

  • Liferider
  • · Replies 9 ·
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9

Prove the following Power Series is monotonic

  • gipc
  • · Replies 16 ·
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16

Finding the Mass of a Solid in 3d

  • c.dube
  • · Replies 1 ·
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1

Finding surface area using double integrals

  • shemer77
  • · Replies 9 ·
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9

Solving this Linear Differential Equation?

  • τheory
  • · Replies 4 ·
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4

How to Calculate a 2-Variable Function Limit?

  • maciejewski
  • · Replies 7 ·
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7

Polar Coordinates and Conservative Vector Fields

  • TranscendArcu
  • · Replies 9 ·
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9

Is the Series ∑ (sin(1/n)/√n) Convergent?

  • hpayandah
  • · Replies 4 ·
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4

How to find analytic continuation?

  • chientewu
  • · Replies 7 ·
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7

Volume usingiterated triple integral

  • MozAngeles
  • · Replies 1 ·
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1

Answer: Calc III: Find Div(F) in Terms of r

  • craig16
  • · Replies 2 ·
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2
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6

How many subgroups of index 10 are in Z(20) x Z(9) x Z(35)

  • Ryker
  • · Replies 28 ·
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28

Linear Algebra (showing if a vector spans a vector space)

  • JameB
  • · Replies 14 ·
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14

Use Schwarz inequality to prove triangle inequality

  • Dafe
  • · Replies 3 ·
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3

Fourier transform/Convolution theorem

  • Firepanda
  • · Replies 25 ·
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25
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1

Geometric interpretation of an equation

  • Vai
  • · Replies 2 ·
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2

Summing n-number of Terms to Find the Area of a Polygon

  • TranscendArcu
  • · Replies 8 ·
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8

WHat's an easier way to set up this integral?

  • flyingpig
  • · Replies 7 ·
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7

Times when particle is moving in the positive x direction

  • Hybrid_Theory
  • · Replies 4 ·
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4

What is the solution to the Taylor series limit 0/0?

  • dttah
  • · Replies 6 ·
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6

Prove that {0,1}^N is uncountable.

  • arcdude
  • · Replies 7 ·
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7

4 dimensional Levi Civita problem

  • dingo_d
  • · Replies 8 ·
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8

Tricky series radius of convergence question (analysis course)

  • pcvt
  • · Replies 3 ·
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3

A and A complement have the same boundary

  • Ted123
  • · Replies 1 ·
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1

Finding Reflection of a Vector

  • gipc
  • · Replies 1 ·
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1

Help with qual problem on Riemann-Stieltjes Integration

  • TopCat
  • · Replies 5 ·
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5

Generating functions in the branching process.

  • stukbv
  • · Replies 1 ·
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1

Bases of linearly isomorphic vector spaces

  • autre
  • · Replies 12 ·
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12

Comparison of Riemann integral to accumulation function

  • TopCat
  • · Replies 3 ·
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3

Characterizing transitive G-set actions in terms of orbits

  • xitoa
  • · Replies 10 ·
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10

Sifting Property of the Impulse Function

  • El Moriana
  • · Replies 6 ·
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6

Minimizing Triangle Area: Calculus Help for Line Equation at (1,4)

  • Vandella
  • · Replies 1 ·
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1

If f'(x)=abs(x-2) draw a possible graph

  • martin123
  • · Replies 2 ·
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2

Integration Method for Irrational Root?

  • Seydlitz
  • · Replies 4 ·
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4

Integral with radical denominator.

  • Idoubt
  • · Replies 8 ·
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8

Having trouble with double integrals in polar coordinates?

  • SMA_01
  • · Replies 6 ·
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6

Having trouble with this multiple integral question

  • russia123
  • · Replies 2 ·
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2

Finding All Roots of e^x=3-3x Using Newton's Method

  • skyturnred
  • · Replies 6 ·
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6

Sequences in complex (just a clarifying question)

  • bennyska
  • · Replies 1 ·
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1

Proving something is a subset of another set in linear algebra

  • kramer733
  • · Replies 9 ·
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9

Inner product space and orthonormal basis.

  • Locoism
  • · Replies 7 ·
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7

Additive identity over linear transformation

  • autre
  • · Replies 10 ·
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10

Limits of Trig Functions: How to Solve Using L'Hopital's Rule?

  • DeathWish
  • · Replies 3 ·
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3

Which of the following are in R(T)?

  • ayh123
  • · Replies 4 ·
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4

A coefficient problem involving combination

  • julypraise
  • · Replies 1 ·
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1

Constructing an Isomorphism between Symmetric Matrices and R^3

  • retracell
  • · Replies 5 ·
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5

Finding the First 4 Nonzero Terms of e^tcos(t)

  • 1MileCrash
  • · Replies 5 ·
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5

Is this inverse function continuity proof consistent?

  • pc2-brazil
  • · Replies 1 ·
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1
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1

Is my proof correct? (Abstract Algebra - Groups)

  • AdrianZ
  • · Replies 1 ·
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1

HELP Stuck on an Infinite Series. Thanks

  • danerape
  • · Replies 6 ·
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6

How can inverses be proven to exist in a group under *?

  • AdrianZ
  • · Replies 5 ·
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5

Differential Equations, Frobenius' Method

  • jakobsandberg
  • · Replies 1 ·
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1

Proof that LCM(c,d) divides LCM(a,b), known GCD(a,b) divides GCD(c,d)

  • Ceci020
  • · Replies 1 ·
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1

Why does the limit of 1/x² not exist as x approaches zero?

  • Hwng10
  • · Replies 2 ·
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2

Can F4 Be a Subspace If b Is Nonzero?

  • DrummingAtom
  • · Replies 5 ·
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5

Calculus Stewart 4th edition resolution ? Where can i find it ?

  • joafae
  • · Replies 6 ·
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6

Tool for Creating Calculus Expressions

  • Underhill
  • · Replies 3 ·
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3

Carbon-14 Dating: Determining Age of Tapestry from Sample

  • Ryuoka
  • · Replies 5 ·
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5

Proving a Basis for a Vector Space

  • shaon0
  • · Replies 2 ·
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2