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

An identity to prove using calculus 1

  • 0kelvin
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7

Derivation of Lagrangian in the calculus of variations

  • Joggl
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3

Understanding Iterative Derivatives of Log Functions

  • Kolika28
  • · Replies 12 ·
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12

Can the Origin be a Critical Point for a Function in an Interval?

  • 0kelvin
  • · Replies 14 ·
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14

Statistics of radioactive decay

  • jdou86
  • · Replies 8 ·
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8

How do I solve these differential equations?

  • ph_xdf
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2

How can I calculate the inverse of a 4th order tensor?

  • Galbi
  • · Replies 5 ·
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5

Getting a solution from a system of PDEs

  • CrosisBH
  • · Replies 5 ·
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5

How to find the volume when solids intersect?

  • Adesh
  • · Replies 8 ·
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8
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9

Help with a real analysis problem

  • polkadot66
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1

How to find the volume under a surface?

  • Adesh
  • · Replies 3 ·
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3

Showing a matrix A is diagonalisable

  • squenshl
  • · Replies 1 ·
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1

Find the Maximum of a Multi-variable Taylor Series

  • ecastro
  • · Replies 4 ·
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4

If V is a vector space why is T^2(V) = T(V) iff ker(T^2) = ker(T)?

  • Eclair_de_XII
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6

What Is the Laplace Transform of a Convolution?

  • rj18
  • · Replies 4 ·
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4

Zero Limit of Sum of Squares of Terms with Bounded Range

  • DaTario
  • · Replies 2 ·
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2

Differential calculus, solve for y: 4(y''y'')+(y'y')-1=0

  • endykami
  • · Replies 3 ·
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3

Solve the differential equation: y′′y′+yy′+yy′′=0

  • Baal Hadad
  • · Replies 5 ·
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5

Differential equation problem: Solve dy/dx = (y^2 - 1)/(x^2 - 1), y(2) = 2

  • murshid_islam
  • · Replies 14 ·
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14

Calculating (g∘f)'(6) using the Chain Rule and Dot Product

  • squenshl
  • · Replies 2 ·
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2

Solve Elliptic Integral: Tips & Ideas

  • Robin04
  • · Replies 11 ·
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11

If a one-sided limit of a function doesn't exist, how can a function

  • Eclair_de_XII
  • · Replies 25 ·
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25

Evaluating Summation of an Infinite Series

  • jisbon
  • · Replies 17 ·
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17
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20

Perturbation theory for solving a second-order ODE

  • Robin04
  • · Replies 2 ·
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2

Rotating an ellipse to create a spheroid?

  • gary0000
  • · Replies 2 ·
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2

Least Upper Bound Property ⇒ Archimedean Principle

  • Someone2841
  • · Replies 1 ·
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1

Can someone double check my solution to this Laplace Transform problem?

  • EaglesFan7
  • · Replies 5 ·
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5

Is this complex function analytic?

  • dyn
  • · Replies 14 ·
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14

An inexact differential equation

  • Kaguro
  • · Replies 1 ·
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1

How to apply the Fourier transform to this problem?

  • Safder Aree
  • · Replies 9 ·
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9

Intro Real Analysis: Closed and Open sets Of R. Help with Problem

  • MidgetDwarf
  • · Replies 8 ·
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8

Multivariate calculus problem: Calculating the gradient vector

  • squenshl
  • · Replies 7 ·
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7

Prove that the set T:={x∈Rn:Ax∈S} is a subspace of Rn.

  • squenshl
  • · Replies 4 ·
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4

Derivative of a term within a sum

  • CricK0es
  • · Replies 5 ·
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5

Quadratic equation to find max and min

  • Lifeforbetter
  • · Replies 36 ·
2
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36

Differential Integration Problem

  • CGandC
  • · Replies 4 ·
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4

RLC Circuit Analysis with system of ODEs

  • DeclanKerr
  • · Replies 2 ·
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2

Area between two curves (x = cos(y) and y = cos (x))

  • igorrn
  • · Replies 5 ·
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5

Is the set open, closed, neither, bounded, connected?

  • fishturtle1
  • · Replies 7 ·
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7

Integral of greatest integer function and its graph

  • tensaiyan
  • · Replies 2 ·
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2

Epsilon delta proof of the square root function

  • issacnewton
  • · Replies 3 ·
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3

Can anyone see if this is right? (problem with discs and parabolas)

  • jaumzaum
  • · Replies 1 ·
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1

Is There a Trick to Simplify Taylor Series Expansion?

  • silverfury
  • · Replies 6 ·
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6

Reflection and Rotation Centers in D_n: Finding C(F) and C(R) for Even and Odd n

  • fishturtle1
  • · Replies 11 ·
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11

Finding the minimum of an integral with Lagrange multipliers

  • dRic2
  • · Replies 2 ·
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2

Asymptotic expansions of the sine function

  • Robin04
  • · Replies 2 ·
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2

What is the Greatest Common Divisor of Two Polynomials?

  • geoffrey159
  • · Replies 3 ·
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3

Condition for f(x,y,z) = f(x,y,z(x,y)) being extremized

  • PhDeezNutz
  • · Replies 15 ·
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15

Solving Multivariate Problem: Critical Points for ##y=-x##

  • squenshl
  • · Replies 2 ·
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2

Proving the Curl Identity for a Simple Curl Equation

  • Hiero
  • · Replies 3 ·
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3

Simplified Limit Calculation for (1-e^(1-x/(1+x))x)/(1/x)

  • Physics lover
  • · Replies 14 ·
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14

Why Does d/dx Not Equal d/dx' Even When x Equals x'?

  • bigbalpha
  • · Replies 9 ·
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9

Modular Arith: How is Remainder 2?

  • chwala
  • · Replies 23 ·
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23

Finding ##P(X_2 = 2)## of a Markov Chain

  • user366312
  • · Replies 2 ·
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2

Converting a Cartesian Integral to a Polar Integral

  • Amadeo
  • · Replies 3 ·
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3

Prove that the product of two n qubits Hadamard gates is identity

  • Haorong Wu
  • · Replies 5 ·
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5

Do simultaneous equations always have a unique solution?

  • chwala
  • · Replies 10 ·
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10

How to calculate the series ##\sum_{x = 1}^{\infty} \frac{sin(x)}{x}##

  • shrub_broom
  • · Replies 7 ·
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7

Complex polynomial on the unit circle

  • hilbert2
  • · Replies 6 ·
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6

How can I expand this expression in powers of 1/c²?

  • Joao Victor
  • · Replies 2 ·
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2

How is Mathematica solving this ODE with periodic coefficients?

  • Robin04
  • · Replies 4 ·
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4

Integrating (sin(x))/x dx -- The limits are a=0 and b=infinitity

  • notamathgod
  • · Replies 3 ·
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3

Help please in understanding the limits of this integration

  • snatchingthepi
  • · Replies 4 ·
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4

Trying to use polar coordinates to find the distance between two points

  • SamRoss
  • · Replies 7 ·
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7

Finding line of intersection of given plane and xz-plane. Please help

  • saadatsubs
  • · Replies 2 ·
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2

Condition for AB+A+B=0 where A and B are matrices

  • Physics lover
  • · Replies 18 ·
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18

A limit problem without the use of a Taylor series expansion

  • Physics lover
  • · Replies 27 ·
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27

Finding the limits of a piecewise function

  • NP04
  • · Replies 7 ·
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7

Reverse substitution to find the inverse of modular arithmetic

  • chwala
  • · Replies 19 ·
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19

Is Your Time Series Stationary or Not?

  • osiris40
  • · Replies 2 ·
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2

Help Proving a Complex Laplace Transform

  • EaglesFan7
  • · Replies 2 ·
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2

Sampling distribution's magnitude variation

  • roam
  • · Replies 1 ·
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1

Derivative of a Series: How to Solve for x^n/((x-a1)(x-a2)...(x-an)) in Calculus

  • Physics lover
  • · Replies 15 ·
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15

Can L'Hopital's Rule be used to solve (0/0)^infinity limits?

  • Crystal037
  • · Replies 7 ·
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7

Help to reduce solution of differential equation: dy/dx=(xy+y)/(x+xy)

  • Queren Suriano
  • · Replies 1 ·
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1

Applying Stoke's theorem on an s,φ,z vector when the given shape is in x,y,z

  • satanikoskioftes
  • · Replies 20 ·
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20

A trignometric limit going to infinity

  • Physics lover
  • · Replies 19 ·
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19

Checking divergence theorem inside a cylinder and under a paraboloid

  • JD_PM
  • · Replies 8 ·
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8

How to find the area element dA in this situation?

  • Laudator
  • · Replies 8 ·
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8

Kinematics problem -- A particle is moving with changing acceleration....

  • daisybeh
  • · Replies 6 ·
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6

Solve the Global Minima Problem in Two Variable Functions

  • Archimedess
  • · Replies 3 ·
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3

Is the converse of this theorem true or not?

  • Byeonggon Lee
  • · Replies 8 ·
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8

Probability of three events occurring

  • fiksx
  • · Replies 1 ·
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1

Multivariable Triple Integral - Calculus Physics/Math Problem

  • aligator11
  • · Replies 1 ·
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1

Digital signal exercise (Manolakis)

  • MaxR2018
  • · Replies 2 ·
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2

Troubleshooting Jump Discontinuities: Causes & Solutions

  • roam
  • · Replies 8 ·
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8

Calculating Integrals Using the Fundamental Theorem of Calculus

  • Crystal037
  • · Replies 27 ·
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27

Understanding the Chain Rule in Multivariable Calculus

  • Physics345
  • · Replies 9 ·
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9

Prove the decomposition of a graph w/ even edges produce a 2-path set

  • Superyoshiom
  • · Replies 1 ·
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1

Finding Directional Derivative

  • Amadeo
  • · Replies 2 ·
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2
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11

Deduce the formula of D'Alembert with Fourier transform

  • EnriqueOrtizMartinez
  • · Replies 1 ·
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1

Integrating by Partial Fractions

  • Electrowonder
  • · Replies 16 ·
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16

Showing that multiplication by a complex number is a linear transform

  • Eclair_de_XII
  • · Replies 8 ·
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8

How Do I Apply L'Hopital's Rule to Exponential Derivatives?

  • KristinaMr
  • · Replies 6 ·
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6

True or false question regarding the convergence of a series

  • songoku
  • · Replies 14 ·
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14

Differential Equation ODE Solution help.

  • Physics345
  • · Replies 3 ·
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3

Longest path in a connected graph

  • fishturtle1
  • · Replies 6 ·
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6