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

Show ( (-1)^n + (1/n) ) diverges.

  • Unassuming
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Tensor Analysis: Solving Isotropic Second-Rank Tensors in 3-D Space

  • s8wardwe
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1

How Is Volume Calculated by Integrating Around an Axis?

  • CrazyAmerican
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2
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2

Arc length of a curve (trigonometric identity)

  • t_n_p
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4

Eigenvalue Problem Simplified: A Simple Solution to the Eigenvalue Problem

  • mathwizarddud
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5

Calculating Velocity & Acceleration of a Particle at r(t)

  • JoeSabs
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2

Matrix (more or less theoretical)

  • Melawrghk
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5

Advanced Calculus Proof-limit of a sequence.

  • emira
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3

Find a Spanning Sets for a space AX=(A^T)X

  • n3kt
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5

Need help on some problems w/ accumulation points

  • philbein
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1

Find a set A (subset of R,set of real numbers) and an element a of R

  • julia89
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1

Egienfunctions and Egienvalues

  • splitringtail
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8

Limits of a function containing ln an raised to a power

  • dalterego
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4

How to find two constants in an equation

  • Aerosion
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1
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3

Integrating 1/sqrt(x^2+16): Common Mistakes and Correct Solution

  • albireo
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4

Product Rule (Thinking/Inquiry)

  • ghostanime2001
  • · Replies 9 ·
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9
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3

Solution of linear differential equation

  • clope023
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1

Proving A x (BUC) = (A x B) U (B x C) in Modern Algebra

  • OhyesOhno
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3

Find C for Convergent Improper Integral

  • demersal
  • · Replies 7 ·
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7

Finding Solutions to x Goes to Infinity and Beyond

  • asdfsystema
  • · Replies 6 ·
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6

Understanding a Thermo Diffusion Equation Problem: A Comparison of Solutions

  • Quadruple Bypass
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3

Finding potential at a point due to line of charge.

  • Defennder
  • · Replies 3 ·
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3

Proving Epsilon-Limit for a Sequence with Algebraic Manipulation

  • Unassuming
  • · Replies 3 ·
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3

Find the Value of f(5) to Make f(x) Continuous at x=5

  • asdfsystema
  • · Replies 2 ·
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2

MGF Techniques for Chi-Square Distribution on 2n Degrees of Freedom

  • dim&dimmer
  • · Replies 1 ·
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1

How is Stoke's theorem applied in this situation?

  • Pythagorean
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2
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2

Parallel Tangents to Cubic Graph

  • flyinghigh
  • · Replies 1 ·
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1

What Are the Properties of Limits for Basic Functions?

  • asdfsystema
  • · Replies 2 ·
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2

Proving Commutativity in Normal Subgroups with Abelian Subgroup Problem

  • e(ho0n3
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3

Surface area of functions without definite integrals

  • Interesting
  • · Replies 8 ·
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8

Decay formula with Improper Integrals

  • lelandsthename
  • · Replies 2 ·
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2
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4

Solving Improper Integrals: \int \frac{dx}{x\sqrt{x^2-4}}

  • demersal
  • · Replies 7 ·
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7

Volume integration using washermethod

  • peercortsa
  • · Replies 3 ·
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3

Fourier series and convergence

  • Niles
  • · Replies 4 ·
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4

Derivative from Definition (square roots)

  • I_LuV_FiZiX
  • · Replies 1 ·
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1

Formula for the sequence c defined by Sequence b

  • moporho
  • · Replies 17 ·
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17

Finding Limits Approaching Infinity for Improper Integrals

  • lelandsthename
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1
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2

Approaching Infinity: Solving Improper Integrals with Calc II Techniques

  • demersal
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2

Minimum value Probability Question

  • asd1249jf
  • · Replies 3 ·
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3

Integration Involving Square Root

  • cse63146
  • · Replies 13 ·
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13

Find Limits of f(x) When x Approaches 1 & 0

  • aleferesco
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2

What is the square root of zero?

  • eric7521
  • · Replies 1 ·
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1

What is the Minimum Probability for Successful Ticket Purchases?

  • asd1249jf
  • · Replies 9 ·
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9

Calculus 2 : Trigo Integration question

  • wheelhot
  • · Replies 2 ·
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2

Calc II Partial Fractions with Natural Logs

  • demersal
  • · Replies 4 ·
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4

How Can You Solve Limit Problems Without Graphing?

  • hayesk85
  • · Replies 4 ·
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4

Limit of function with 3 variables

  • halcyone
  • · Replies 1 ·
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1

What is the expectation of the number of great-grandsons a cell have?

  • maria clara
  • · Replies 3 ·
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3
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2

Real Analysis Help: Proving Positive Real Numbers for Beginners

  • Chemistry101
  • · Replies 1 ·
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1

Prove "dim U \geq dim V - dim W" Linear Map Question

  • jimmypoopins
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1

Calc 1 - derivative of absolute value

  • hayesk85
  • · Replies 2 ·
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2

Help solving a fraction integral

  • protivakid
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4

Solving a Matrix Question: -8x-5y-9z=4

  • Melawrghk
  • · Replies 5 ·
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5

Prove Euler's Totient Function: Divisibility of phi((2^n)-1) by n

  • fk378
  • · Replies 1 ·
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1

Why does this expression simplify to 1-sin(x)?

  • Jbright1406
  • · Replies 5 ·
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5

Supremums and Infimums (Introduction to Real Analysis I)

  • pzzldstudent
  • · Replies 2 ·
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2

Limits Problem Homework: Solving for x in (x^2-5x+4) / (sin(x^1/2) - 2)

  • ganondorf29
  • · Replies 3 ·
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3

Very Tough Nonlinear First Order Differential Equation

  • sexycalibur
  • · Replies 4 ·
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4

Proof of Smoothness: Analytical Steps & Examples

  • nughret
  • · Replies 2 ·
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2

Solving the Set A: Proving cl(A) = R

  • j0k3R_
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19

O: "Solving Chi Square Problems: E(s^2) and Var(s^2) Using MLE

  • dim&dimmer
  • · Replies 2 ·
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2

Newton's Law of Cooling with no Ambient Temperature

  • TobyKenz1
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2

Proving the Integrability of a Given Function f on Interval [0,1]

  • roam
  • · Replies 14 ·
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14

Homogenous diff. equation and exponential matrix

  • Mathman23
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1
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2

How Can I Prove Boundedness and Continuity in Isomorphism Problems?

  • dirk_mec1
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8

Linear Algebra Solution Set Question

  • pimpalicous
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1

Solving for E in an Exponential Equation with Square Roots

  • kmoh111
  • · Replies 2 ·
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2

Diff. eq. and boundary conditions

  • Niles
  • · Replies 3 ·
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3

What Values of x Make These Vectors Linearly Dependent?

  • mkir
  • · Replies 5 ·
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5

Proof by induction- countably infinite sets

  • kja
  • · Replies 3 ·
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3

Binomial distribution and probability problem

  • the_d
  • · Replies 1 ·
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1

Proving div(F X G) = G·curl(F) - F·curl(G)

  • t_n_p
  • · Replies 7 ·
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7

How can I find the integral of \frac{x^3}{e^x - 1} from 0 to infinity?

  • roeb
  • · Replies 13 ·
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13

Abelian group w/ 1000 elements?

  • Unassuming
  • · Replies 3 ·
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3

Permutation symbol - indicial notation

  • Dafe
  • · Replies 9 ·
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9

Can Gauss-Jordan Elimination Help Me Find the Inverse of a 2x2 Matrix?

  • hoffmann
  • · Replies 9 ·
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9

What is the attempt at a solution for substituting pi/14?

  • eplymale3043
  • · Replies 15 ·
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15

How Does a Cylinder Equation x² + y² = 2ay Represent Its Shape in 3D?

  • City88
  • · Replies 1 ·
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1
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1

Indicator/Membership Functions

  • Kreizhn
  • · Replies 1 ·
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1

What is the best way to find triple roots in a 6x6 matrix?

  • Irid
  • · Replies 1 ·
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1

Complex Functions Homework: Find Limit

  • m_s_a
  • · Replies 18 ·
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18

Is every countable set infinite?

  • Ronn
  • · Replies 3 ·
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3

Proof: Intersection of Subgroups is a Subgroup of H in G

  • playa007
  • · Replies 1 ·
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1
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1

Vector functions: solving for curves of intersection

  • kylera
  • · Replies 3 ·
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3

Solving an Underdetermined System: Does It Fill the Entire Space?

  • Brutus
  • · Replies 2 ·
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2

Matrix transform vs linear transform

  • blixtra
  • · Replies 1 ·
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1

Differential Equation dx/dt = k(a-x)(b-x)

  • mjbc
  • · Replies 2 ·
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2

Matrix (2 Actually) Homework: Solve 3cos(a)+cos(b)+5sin(2a)=2

  • Melawrghk
  • · Replies 1 ·
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1

Fourier Integral for Cosine Function with Infinite Limits

  • kasse
  • · Replies 2 ·
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2

Calculus 2 Integral Question (difficult)

  • hamburgler
  • · Replies 4 ·
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4