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

Identify and sketch the region in the complex plane satisfying

  • complexnumber
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2
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6

Converse of Wilson's Theorem Proof, Beginner's Number Theory

  • cwatki14
  • · Replies 1 ·
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1

A Simple Linear Algebra Problem

  • maherelharake
  • · Replies 4 ·
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4

Linear Algebra. Please check my answers and help me find mistakes

  • maherelharake
  • · Replies 28 ·
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28

Integrating by Parts: tan-1x dx

  • Col Musstard
  • · Replies 4 ·
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4

Is sup AC equal to supA supC if A and C are bounded subsets of R?

  • kingwinner
  • · Replies 14 ·
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14

Proof: Symmetry of AB for Symmetric Matrices A and B

  • maherelharake
  • · Replies 12 ·
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12

First-Order integrating factor of the form f(xy)

  • PoleVault12
  • · Replies 1 ·
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1

Linear Transformation and Proving Norms

  • cassiew
  • · Replies 5 ·
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5

Subspace, Linear Algebra, C^n[a,b]

  • Dustinsfl
  • · Replies 7 ·
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7

Basis of range of a matrix relative to some bases

  • TorcidaS
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2

Congruence of the sum of terms in a reduced residue system

  • reyomit
  • · Replies 5 ·
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5

Solving Differential Equation: y' = cos(x+y) with u = x+y

  • der.physika
  • · Replies 11 ·
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11

Elementary Number Theory: Wilson's Theorem

  • cwatki14
  • · Replies 5 ·
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5

Please check work on derivatives lab

  • tjohn101
  • · Replies 1 ·
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1

How Many Elements Are in the Semigroup X^X?

  • yaganon
  • · Replies 1 ·
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1

Finding the z-coordinate of the center of gravity for a region

  • rman144
  • · Replies 2 ·
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2

Derivative Homework: y=x4(2x-5)6

  • polak333
  • · Replies 5 ·
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5

Confused on double integral in polar cords

  • Samuelb88
  • · Replies 1 ·
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1

How can Simpson's Rule have a large margin of error?

  • mathew350z
  • · Replies 3 ·
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3

Need help solving the differential equation for the shape of a catenary?

  • becksftw
  • · Replies 1 ·
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1

Trig Integral or Trig Substitution for This Problem?

  • Ayesh
  • · Replies 15 ·
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15

Probability question I can't work out

  • star01
  • · Replies 1 ·
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1

Doing a MacLaurin Series and more

  • hereiscassie
  • · Replies 2 ·
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2

Solving Hard Calculus Proofs with Steve

  • _Steve_
  • · Replies 6 ·
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6
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7

Is A^0 Equal to the Zero Matrix O_m,n?

  • mathmathmad
  • · Replies 3 ·
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3

Finding the limit of a velocity vector

  • jcook735
  • · Replies 4 ·
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4
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9

Understanding Dot and Cross Products: Key Concepts Explained

  • ƒ(x)
  • · Replies 1 ·
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1

What is the upper envelope of the family of ballistic curves?

  • mathmathmad
  • · Replies 6 ·
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6

Proving Matrix Similarity: Trace vs. Determinant Comparison

  • talolard
  • · Replies 2 ·
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2

Solving Matrix A: Find All Values of a

  • losmets90
  • · Replies 4 ·
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4

Is R\P a Multiplicative Set in an Integral Domain with a Prime Ideal?

  • tom.young84
  • · Replies 6 ·
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6

Addition formula for f(x+y) using mean-value theorem

  • mathmathmad
  • · Replies 10 ·
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10

Is the Union of Intersecting Connected Sets Always Connected?

  • rainwyz0706
  • · Replies 4 ·
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4

Evaluate integral using substitution

  • Col Musstard
  • · Replies 5 ·
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5

Triple Integral Using Cylindrical Coordinates

  • henryc09
  • · Replies 3 ·
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3

Equation of Plane w/ Origin 3 Units Away: Solved

  • nhartung
  • · Replies 1 ·
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1

Multivariable Calculus Question involving gradients

  • joemabloe
  • · Replies 1 ·
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1

Cauchy sequence & Fixed point

  • kingwinner
  • · Replies 1 ·
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1

How to Express Impedance in Terms of w, R, L, and C in an LRC AC Circuit?

  • scarlets99
  • · Replies 4 ·
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4

A Couple Linear Algebra Problems

  • maherelharake
  • · Replies 9 ·
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9

If a is an element of R can you assume -a is an element of R?

  • The_Iceflash
  • · Replies 6 ·
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6

A mix of limits, slope, and vectors

  • jcook735
  • · Replies 2 ·
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2

Prove Inequality by Mathematical Induction

  • agent007bond
  • · Replies 10 ·
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10

How to Eliminate the Parameter in a Set of Parametric Equations?

  • jcook735
  • · Replies 6 ·
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6

Finding Constants given certain constraints.

  • Econometricia
  • · Replies 7 ·
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7

Help finding the answer to DE using method of undetermined coefficients

  • lilmul123
  • · Replies 4 ·
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4

How to Prove the Relation in the Gamma Function?

  • SANGHERA.JAS
  • · Replies 2 ·
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2

Find the area of the region shared by the curves

  • apiwowar
  • · Replies 2 ·
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2

Higher order linear equations- ODEs

  • Roni1985
  • · Replies 5 ·
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5

Help me prove or disprove these claims

  • Melodia
  • · Replies 9 ·
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9

What is the best method for integrating x(arctanx)^2?

  • Ayesh
  • · Replies 8 ·
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8

Factoring x and y in quadradic form

  • torquerotates
  • · Replies 2 ·
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2

Surface Area of a Solid of Revolution

  • Oblakastouf
  • · Replies 10 ·
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10

Wiener Filter, Correlation Matrices

  • the_dialogue
  • · Replies 2 ·
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2

How Do You Solve Integrals Using Partial Fractions?

  • zeppelinpage4
  • · Replies 1 ·
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1

Limit as x -> infinity of a sine/cosine graph.

  • einsteinoid
  • · Replies 3 ·
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3

Linear 1st order PDE (boundary conditions)

  • twizzy
  • · Replies 5 ·
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5

Convergence criteria for fixed point iteration

  • chronicals
  • · Replies 1 ·
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1

Determining what values a function converges at

  • nigba
  • · Replies 1 ·
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1

Quick Linear Algebra notation question

  • jofree87
  • · Replies 1 ·
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1

Cal 3 problem that is eating my brain - particle along a spiral path

  • houdinilogic
  • · Replies 4 ·
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4

Can Homotopy Extension Property Be Applied Here?

  • madness
  • · Replies 3 ·
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3

Decomposition of a rational expression

  • Jimmy25
  • · Replies 1 ·
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1

Proving 2^n>=(n+1)^2 by mathematical induction

  • morbius27
  • · Replies 3 ·
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3

How does the distinctness of values in a matrix A affect its determinant?

  • mathbug
  • · Replies 1 ·
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1

Complete by taking an arbitrary cauchy sequence

  • gtfitzpatrick
  • · Replies 7 ·
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7

Proving a formula for the number of intervals contained in [1,n]

  • morbius27
  • · Replies 3 ·
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3

Why Does the Integral of 1/(sqrt(u^2-4)) Lead to a Natural Log Function?

  • Jules18
  • · Replies 10 ·
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10

What is the Probability of 2 Events Occurring in a Poisson Process?

  • dargar
  • · Replies 1 ·
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1

Proving Idempotency and Nonsingularity of Matrix A

  • Roni1985
  • · Replies 2 ·
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2

Show the following define norms on R2

  • Shackleford
  • · Replies 2 ·
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2

Find the derivative of the vector function

  • xstetsonx
  • · Replies 4 ·
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4

Solving Linear Transformations in R2 and R3

  • dlevanchuk
  • · Replies 1 ·
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1

Integral Help for Calc II Newbie

  • mike01
  • · Replies 9 ·
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9

Define Matrix A w/ Orthogonal Vectors | R3

  • dlevanchuk
  • · Replies 2 ·
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2

Compactness; show inf is achieved

  • kingwinner
  • · Replies 17 ·
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17

Understanding the cdf of a Sum of Independent Random Variables

  • suuperhiroo
  • · Replies 2 ·
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2

Probably really easy, derivative of cotx/sinx

  • dietcookie
  • · Replies 2 ·
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2

Algabraic field extensions (true false questions)

  • cap.r
  • · Replies 2 ·
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2

Is C(a) isomorphic to C(gag-1) for elements a and g in a group?

  • tyrannosaurus
  • · Replies 4 ·
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4

Abstract Algebra: Proving whether H is a subgroup.

  • The_Iceflash
  • · Replies 11 ·
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11

U as Subspace of V & W: True or False?

  • cmh36
  • · Replies 1 ·
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1

Find Tangent Line to Cardioid at (0, 0.5) Using Implicit Diff.

  • winslow
  • · Replies 1 ·
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1

Linear Algebra - Matrix Multiplication

  • jofree87
  • · Replies 3 ·
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3

Proving Equal Ranks in Linear Maps: The Case of T^2 = TT and T(V) = V

  • mathmathmad
  • · Replies 1 ·
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1

Completeness of R2 with Taxicab Norm

  • gtfitzpatrick
  • · Replies 1 ·
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1

Multivariable Calculus: finding relative extrema/saddle points

  • Spatulatr0n
  • · Replies 2 ·
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2

Patches and Surfaces (Differential Geometry)

  • i1100
  • · Replies 1 ·
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1

Implicit Derivative of y=31*arctan(x)

  • winslow
  • · Replies 4 ·
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4

Laplace Transform of unit step function HELP

  • diffeq2010
  • · Replies 5 ·
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5

Proof on Normal Subgroups and Cosets in Group Theory

  • frinny913
  • · Replies 1 ·
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1

Binomial Probability Clarification

  • exitwound
  • · Replies 9 ·
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9

Proof x^2 - y^2 = (x + y)(x - y)

  • Melodia
  • · Replies 2 ·
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2

Using the Squeeze Theorem to find Limit

  • kelp
  • · Replies 2 ·
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2

How to determine a formula for T using given linear transformations?

  • EV33
  • · Replies 5 ·
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5

Does the series with terms n/e^n converge or diverge

  • Ki-nana18
  • · Replies 6 ·
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6