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

Accumulation points of the domain of a function

  • demonelite123
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2

Differential Equation & Linear Algebra Help?

  • JSGhost
  • · Replies 8 ·
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8

Laplace Transform: Finding Q(t) - Confused!

  • justinis123
  • · Replies 6 ·
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6

Finding PDF of Link B for 2-Bar Linkage

  • MO53
  • · Replies 3 ·
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3

Integration by Parts: Solving \int t sin(2t) dt

  • maff is tuff
  • · Replies 2 ·
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2

Preparing for the AP Calculus AB/BC Exam

  • priscilla98
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1

Volume of a cone using integrals

  • Sentience
  • · Replies 1 ·
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1

Integrals using u substitution

  • howsockgothap
  • · Replies 2 ·
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2

What is the Negation of P v Q -> R?

  • chuy52506
  • · Replies 3 ·
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3

Area by washers and/or cylindrical shells: other than x,y

  • tsamocki
  • · Replies 1 ·
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1

Finding corrections to volume of a two-sphere in 3-sphere geometry

  • Raziel2701
  • · Replies 1 ·
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1

Complex Analysis: Radius of Convergence

  • gbean
  • · Replies 2 ·
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2

L'hopital's case proof, infinite limit

  • Degeneration
  • · Replies 5 ·
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5

Motion in curves - Find radial and circumferential components of V and A

  • thaer_dude
  • · Replies 4 ·
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4

Prove that every number b can be written b = f(a)

  • andmcg
  • · Replies 1 ·
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1

[25sin^2(x)+9cos^2(x)]=[9+16sin^2(x)] Why?

  • The Sand Man
  • · Replies 2 ·
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2

Finding the integral of an improper fraction

  • howsockgothap
  • · Replies 2 ·
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2

Basis of skew symmetric matrix

  • chuy52506
  • · Replies 3 ·
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3

Intersecting & Finding Parallel Lines in R^3 Space

  • jonney
  • · Replies 7 ·
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7

DE: Unit Cancellations Not Making sense

  • dillonmhudson
  • · Replies 4 ·
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4

Proving Nondecreasingness of Fn When Converging to F

  • bobbarker
  • · Replies 2 ·
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2

Finding partial derivative of a trig function

  • lagwagon555
  • · Replies 2 ·
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2

Help with simple linear algebra/quadratic equation proof

  • drestupinblac
  • · Replies 2 ·
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2

Spivak Chapter 1 Problem 1 (i) is my proof correct?

  • hedgie
  • · Replies 12 ·
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12

Subsets U of the vector space V

  • AkilMAI
  • · Replies 1 ·
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1

How can you prove that if AB = AC and A is nonsingular, then B = C?

  • hkus10
  • · Replies 3 ·
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3

Defining Multiplication on Infinite Tensor Product Spaces

  • Canavar
  • · Replies 3 ·
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3

First oder differential equation.

  • Zubz
  • · Replies 1 ·
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1

Integral with suffix notation and the Divergence Theorem?

  • davcrai
  • · Replies 1 ·
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1

Is this Differential Equation Exact?

  • musicmar
  • · Replies 3 ·
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3

How to prove the inclusion is a homotopy equivalence?

  • qinglong.1397
  • · Replies 4 ·
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4

Starting Out with PDEs: Solving au_x + bu_y + cu = 0

  • imranq
  • · Replies 5 ·
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5

Are These Regions in R^2 Compact?

  • s_j_sawyer
  • · Replies 2 ·
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2

Vector Identity Using Index Notation

  • Saladsamurai
  • · Replies 14 ·
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14

Equation of a plane given point P and a line

  • Jm4872
  • · Replies 2 ·
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2

Showing that a function is continuous

  • armolinasf
  • · Replies 5 ·
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5

Counting techniques and probability

  • Shackleford
  • · Replies 8 ·
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8

How do symmetry operations create a symmetry group for a Greek vase?

  • rayman123
  • · Replies 5 ·
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5

Property antisymmetric tensors

  • phoenixofflames
  • · Replies 3 ·
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3

Differentiation: Product rule and composite rule

  • imy786
  • · Replies 3 ·
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3

Question concerning basic Diff.Eq. 2nd order trick

  • astropi
  • · Replies 2 ·
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2

Divergence Theorem: Show e\rho Integral Equality

  • Saladsamurai
  • · Replies 1 ·
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1

Proving the Identity Function: Composed Functions

  • andmcg
  • · Replies 1 ·
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1

Is it possible to reference Lemmas inside another Lemma?

  • number0
  • · Replies 2 ·
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2

Short Reduced Echelon Form Explanation?

  • mneox
  • · Replies 1 ·
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1

Initial Value Problem. Laplace Transform

  • bob29
  • · Replies 1 ·
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1

Is this delta epsilon proof correct?

  • tylerc1991
  • · Replies 1 ·
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1

Proving that (Even Numbers)^n = Even Numbers

  • number0
  • · Replies 8 ·
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8

The period of summation functions

  • Luongo
  • · Replies 5 ·
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5

Minimizing cost function Statistics

  • colstat
  • · Replies 9 ·
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9

Repeated eigenvalues+ differential equation

  • jeffy
  • · Replies 4 ·
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4

Delta Epsilon Proof: Prove f(z)/g(z) \rightarrow w1/w2 as z\rightarrow z0

  • tylerc1991
  • · Replies 2 ·
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2

Abstract Algebra: define an operation

  • murmillo
  • · Replies 3 ·
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3

Improper integral using residues

  • player1_1_1
  • · Replies 4 ·
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4

Heat Transfer Between Two Rods in Contact

  • roldy
  • · Replies 1 ·
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1

Distribution of X for an Urn with n Balls

  • DenisaZsuZsa
  • · Replies 2 ·
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2

Complex analysis antiderivative existence

  • reb659
  • · Replies 1 ·
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1

Find the integral of x/(x^2 +4x +13)

  • mat331760298
  • · Replies 3 ·
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3

Where can I find help understanding Gaughan's 'Introduction to Analysis'?

  • jaredvv86
  • · Replies 1 ·
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1

Integrate x^4 / (1 - x^2)^(3/2)

  • mat331760298
  • · Replies 1 ·
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1

What is the general solution for dy/dx=lnx/(xy+xy^3)?

  • justinis123
  • · Replies 1 ·
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1

Need a Few Hints for Substitution

  • whatisphysics
  • · Replies 6 ·
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6

Do My Improper Integral Solutions Converge or Diverge?

  • mat331760298
  • · Replies 5 ·
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5

Volume of revolution. Could someone check this please?

  • 03125
  • · Replies 2 ·
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2

Stuck in Evaluating an Indefinite Integral

  • whatisphysics
  • · Replies 10 ·
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10

Double Integral over General Region : Hass Section 13.2 - Problem 5

  • atrain77abc
  • · Replies 1 ·
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1

How do I solve an indefinite integral with a trigonometric substitution?

  • mat331760298
  • · Replies 5 ·
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5

Differential Equation of a model rocket

  • aqmal_12
  • · Replies 1 ·
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1

Cross Product and Normal Vector Related Question

  • shards5
  • · Replies 4 ·
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4

What is the implicit equation for a plane perpendicular to a line?

  • shards5
  • · Replies 1 ·
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1

Equation of Plane: Finding a Normal Vector for Three Given Points

  • shards5
  • · Replies 1 ·
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1

Finding the Homogenous Solution to a Variable Coefficients 2nd order ODE

  • joelio36
  • · Replies 2 ·
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2

What is a Non-zero Vector in R^3 that Belongs to Two Given Spans?

  • AkilMAI
  • · Replies 2 ·
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2

Equation with two second order variables

  • dunkdie
  • · Replies 1 ·
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1

Proving Primitive Root of Unity: z = cos(2pi/n) + isin(2pi/n)

  • Driessen12
  • · Replies 1 ·
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1
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5

Derivative of a vector expression?

  • quarky2001
  • · Replies 2 ·
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2

1st order linear differential equation

  • musicmar
  • · Replies 4 ·
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4

Calculating Complex Integrals using Cauchy Formula on a Circular Path | z = 4

  • player1_1_1
  • · Replies 4 ·
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4

How do homomorphisms from C_6 to Aut(C_n) work for n=12 and n=16?

  • MidnightR
  • · Replies 3 ·
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3

Convergence of Sum of Reciprocals for Numbers Starting with Nine

  • lei123
  • · Replies 19 ·
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19

Integration and Partial Differentiation Problem

  • Mastur
  • · Replies 5 ·
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5

Dot product - two points and a projection

  • Mugen112
  • · Replies 8 ·
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8

Can Trigonometric Identities Simplify Row Reduction Problems?

  • EV33
  • · Replies 1 ·
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1

Finding a volume bounded by a region

  • asd1249jf
  • · Replies 3 ·
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3

Decide whether or not U is a subspace of V

  • AkilMAI
  • · Replies 1 ·
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1

How to solve for the integral of sin(3x) times x using integration by parts?

  • FARADAY JR
  • · Replies 10 ·
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10
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2

Integrating Trigonometric Functions and Evaluating Second Derivatives

  • justinis123
  • · Replies 5 ·
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5

Linearly independent set in a vector space

  • AkilMAI
  • · Replies 3 ·
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3

Double Integral of (x-y)^2 (sin(x+y))^2 over a Square

  • Noble Knight
  • · Replies 1 ·
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1

Proof: lim an - bn (n->inf) = M - L

  • bavman
  • · Replies 1 ·
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1

Understanding Epsilon Delta Limits Relationship in Calculus

  • Miike012
  • · Replies 1 ·
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1

A very tough convergence (-1)^n * [e-(1+1/n)^n]

  • emnethesemn
  • · Replies 9 ·
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9

Fundamental Theorem and Maxima

  • flyingpig
  • · Replies 1 ·
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1

Proving the limit of an integral function

  • armolinasf
  • · Replies 10 ·
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10

Finding a Point of Equality in a Twice Differentiable Function on [0,1]

  • kathrynag
  • · Replies 5 ·
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5

Dp/dt = 4p-3p^2-p^3Diff. Equation.

  • killersanta
  • · Replies 12 ·
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12

Linear Algebra: Is the matrix diagonalizable?

  • Theorem.
  • · Replies 3 ·
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3
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8