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

Diff eq with constants... Eulers identity...

  • Rijad Hadzic
  • · Replies 4 ·
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4

Diffusion equation in polar coordinates

  • robinegberts
  • · Replies 7 ·
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7

What is the Surface Area of a Metal Can for Maximum Volume?

  • Karol
  • · Replies 10 ·
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10

How Can I Solve a Differential Equation in Physics Homework?

  • Daniel5423
  • · Replies 4 ·
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4

Fourier transform of exponential function

  • Peter Alexander
  • · Replies 3 ·
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3
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11

Proving the Relationship between Lim Sup and Lim Inf

  • fishturtle1
  • · Replies 7 ·
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7

Real Analysis: Prove Upper Bound of Sum of Bounded Sequences

  • Mr Davis 97
  • · Replies 6 ·
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6

I can't seem to follow the manipulation of the equation

  • Kasper Larssen
  • · Replies 2 ·
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2

Bland rule proof linear programming

  • mertcan
  • · Replies 33 ·
2
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33

Method of undetermined coefficients

  • yecko
  • · Replies 14 ·
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14

Numerical/Analytical Solution to a Complex Integral

  • WWCY
  • · Replies 2 ·
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2

Chinese Remainder theorem for 2 congruences

  • fishturtle1
  • · Replies 2 ·
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2

Proof that a recursive sequence converges

  • Mr Davis 97
  • · Replies 5 ·
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5

Summations involving functions

  • Saurabh
  • · Replies 21 ·
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21

2nd-order nonhomogeneous equation

  • yecko
  • · Replies 7 ·
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7

Maximization problem — Stiffest beam that can be cut from a log

  • Karol
  • · Replies 38 ·
2
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38

Proving 2 as a Primitive Root of Z_83: A Step-by-Step Approach

  • fishturtle1
  • · Replies 4 ·
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4

Is the Set {x^2 - x, 3 - x^2, 1 + x} a Vector Subspace of P^2(x)?

  • kent davidge
  • · Replies 29 ·
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29

Creating system of equations from word problem optimization

  • Rifscape
  • · Replies 4 ·
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4

Solve Hairy Trig Integral: Find Value of 'c

  • Saurabh
  • · Replies 9 ·
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9

Complex Integral to error function

  • WWCY
  • · Replies 9 ·
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9

Prove a statement using Peano's Axioms

  • supermiedos
  • · Replies 6 ·
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6

Few questions about function domains and properties

  • acrash
  • · Replies 1 ·
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1

Integrating a Tricky Cosine Function: Need Help with Substitution

  • Dreadfort
  • · Replies 27 ·
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27

Statistics: probability distribution problem

  • chwala
  • · Replies 11 ·
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11

Proof for convergent sequences, limits, and closed sets?

  • Eclair_de_XII
  • · Replies 11 ·
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11

Linear algebra matrix to compute series

  • fiksx
  • · Replies 6 ·
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6

Show that a set of vectors spans a subspace

  • mattqchou
  • · Replies 4 ·
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4

Convergence of a series with n-th term defined piecewise

  • danielbaker453
  • · Replies 18 ·
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18

Differential operators in 2D curvilinear coordinates

  • Robin04
  • · Replies 8 ·
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8
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148

Rudin POMA: chapter 4 problem 14

  • anon3335
  • · Replies 13 ·
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13

How to solve this integral of an absolute function?

  • Helly123
  • · Replies 2 ·
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2

Evaluating the limit of a multivariable function with paths?

  • Rijad Hadzic
  • · Replies 8 ·
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8

Partition the integers under "anti-closure" of addition

  • srfriggen
  • · Replies 9 ·
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9

Fredholm Integral Equation Numerically

  • member 428835
  • · Replies 13 ·
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13

A query in integration using method of substitution

  • Wrichik Basu
  • · Replies 7 ·
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7

Combination Question on seating

  • RoboNerd
  • · Replies 18 ·
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18

Finding GCD with Fibonacci: Base Case

  • RoboNerd
  • · Replies 1 ·
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1

Cheese shop combination question

  • RoboNerd
  • · Replies 15 ·
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15

Limit of x^α.sin²(x)/(x+1) as x approaches infinity is?

  • randomgamernerd
  • · Replies 13 ·
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13

Subgroup of Index ##n## for every ##n \in \Bbb{N}##.

  • Bashyboy
  • · Replies 1 ·
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1

Find the Fourier Series of the function

  • lesdes
  • · Replies 12 ·
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12

When is the tank empty? [differential equation]

  • Rijad Hadzic
  • · Replies 3 ·
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3

Proving a statement about the rank of transformations

  • Terrell
  • · Replies 11 ·
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11

Combinations possible when choosing 4 or 5 team members from

  • zimbabwe
  • · Replies 2 ·
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2

Solve Separable Diff. Eqn.: (y-1)dx+x(x+1)dy=0

  • Arman777
  • · Replies 8 ·
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8

Does x sin(1/x) exist as x approaches zero?

  • randomgamernerd
  • · Replies 15 ·
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15

Difficult Vector Field Integral

  • Daniel Sellers
  • · Replies 3 ·
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3

Sampling Distribution Question

  • hsd
  • · Replies 1 ·
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1

Identify the quadratic form of the given equation

  • lesdes
  • · Replies 11 ·
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11

Inner Product, Triangle and Cauchy Schwarz Inequalities

  • Lelouch
  • · Replies 5 ·
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5

Showing a limit of the recurrence relation

  • Mr Davis 97
  • · Replies 5 ·
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5

Proving that a sequence is always positive given two constraining relations

  • Mr Davis 97
  • · Replies 4 ·
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4

Proving x ∉ (x,y)^n for any n ∈ N in F[x,y] Field

  • Bashyboy
  • · Replies 4 ·
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4

Solving four variable simultaneous equations

  • chwala
  • · Replies 17 ·
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17

Bayesian Probability Distributions

  • Rifscape
  • · Replies 2 ·
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2

Linear Algebra - Find an orthogonal matrix P

  • Lelouch
  • · Replies 6 ·
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6

Finite difference method; finding the 'Stencil'

  • the_dane
  • · Replies 5 ·
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5

Can someone please tell me how my book did this integration

  • Rijad Hadzic
  • · Replies 8 ·
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8

Faraday's Law and Stokes Theorem

  • CGI
  • · Replies 1 ·
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1

Equations of Parallel Tangent Lines to f(x)=3x(5x^2+1)

  • Physics345
  • · Replies 11 ·
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11

Initial value problem question

  • yecko
  • · Replies 15 ·
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15
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4

Integration problem of a quotient

  • rashida564
  • · Replies 9 ·
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9

How can I find 544 mod 3 using congruence

  • Mathematicsresear
  • · Replies 27 ·
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27

How many ways to count to 20 with positive integers and x > 3?

  • srfriggen
  • · Replies 22 ·
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22

Proving the Existence of a Number with n Divisors

  • Mathematicsresear
  • · Replies 18 ·
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18

How to know which way to integrate?

  • Rijad Hadzic
  • · Replies 3 ·
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3

Determining whether the series is convergent or divergent

  • umzung
  • · Replies 2 ·
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2

Interpreting the Problem Statement

  • Bashyboy
  • · Replies 3 ·
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3

Understanding the Derivative of Inverse Trig Functions

  • alijan kk
  • · Replies 2 ·
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2

Have to find the stationary points on the graph y = 3sin^2x

  • Zander Forrester
  • · Replies 11 ·
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11

Divergence of a vector field in a spherical polar coordinate system

  • Robin04
  • · Replies 17 ·
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17

Derivative of -x using first principle

  • rishi kesh
  • · Replies 5 ·
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5

Homogeneous Diff. Eqn Finding Solution

  • Arman777
  • · Replies 5 ·
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5

Prove that sup(ST) = sup(S)sup(T)

  • Mr Davis 97
  • · Replies 7 ·
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7
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4

Find the volume using the shell method

  • Fatima Hasan
  • · Replies 8 ·
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8

Laplace transform of the multiplication of two functions

  • Debdut
  • · Replies 4 ·
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4

Why Is the Interval of Solution (0, inf) Instead of (-inf, inf)?

  • Rijad Hadzic
  • · Replies 10 ·
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10

Find the general solution of the given differential equation....

  • Rijad Hadzic
  • · Replies 9 ·
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9

Solve three simultaneous polynomial equations in three variables....

  • chwala
  • · Replies 45 ·
2
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45

What is the Green's function for this specific problem?

  • member 428835
  • · Replies 2 ·
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2

Convergence of Sequence Proof: Is This Correct?

  • Mr Davis 97
  • · Replies 7 ·
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7
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3

Solving Linear ODEs: How to Obtain the Highlighted 1?

  • yecko
  • · Replies 9 ·
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9

PDE change of variables Black-Scholes equation

  • perishingtardi
  • · Replies 2 ·
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2

How many solutions to x+y+z=15

  • MinusTheBear
  • · Replies 4 ·
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4

Derivative of a product of 3 terms

  • knockout_artist
  • · Replies 4 ·
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4

Variation of the dog chasing a cat problem

  • timetraveller123
  • · Replies 2 ·
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2

Obtain 4x4 projection matrix that maps R3 to 3x+2y+z=1 plane

  • s3a
  • · Replies 4 ·
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4

How do I define a region in R3 with spherical/polar coords?

  • Phantoful
  • · Replies 3 ·
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3

[Discrete 2] Permutation/Combination Question

  • MinusTheBear
  • · Replies 2 ·
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2

How to find the derivative of this function

  • rishi kesh
  • · Replies 8 ·
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8

Trouble determining the Fourier Cosine series for a Function

  • Arthur Yeh
  • · Replies 4 ·
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4

How Does Choosing N Affect Limit Proofs in Calculus?

  • fishturtle1
  • · Replies 12 ·
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12

Limit of Partial Sums involving Summation of a Product

  • Euler2718
  • · Replies 12 ·
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12

Rearranging an equation involving an integral

  • knockout_artist
  • · Replies 2 ·
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2