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

How Does Changing Rows Affect a 4x4 Matrix Determinant?

  • snoggerT
  • · Replies 8 ·
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8

Solve Linear Programming Homework: Global Min @ (0,0)

  • Freydulf
  • · Replies 2 ·
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2

Geometric Vectors Homework: River, Motor Boat, Marina

  • Macleef
  • · Replies 1 ·
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1

Proof: Discreteness of Topological Groups

  • pivoxa15
  • · Replies 7 ·
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7

Marginal Probability of X & Y: Find f(x,y)=cxy

  • kuahji
  • · Replies 2 ·
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2

Permutations (last question of sheet, yay )

  • karnten07
  • · Replies 2 ·
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2
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16

Differential equation x y' +x^2 y'' = k^2 y

  • ehrenfest
  • · Replies 7 ·
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7

Understanding Infinite Limits: A Formal Definition and Explanation

  • tony979
  • · Replies 2 ·
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2

Show Zm with binary operation is a group

  • karnten07
  • · Replies 3 ·
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3

Integrate X²e^-x²: Solving a Tricky Integral

  • arsmath
  • · Replies 11 ·
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11

How Do You Calculate Resultant Forces Using Geometric Vectors?

  • Macleef
  • · Replies 9 ·
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9

Solving Maths Problems: Numbers, Symmetries & Groups

  • Firepanda
  • · Replies 6 ·
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6

Vectors: cross product question

  • tony873004
  • · Replies 4 ·
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4

Show set is open - technical difficulties

  • quasar987
  • · Replies 6 ·
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6

Vector help(Planes and normals)

  • rock.freak667
  • · Replies 0 ·
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0

Easy sequence convergence problem

  • jimmypoopins
  • · Replies 10 ·
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10

Trouble Understanding the Fourier Integral

  • ColdFusion85
  • · Replies 4 ·
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4

Radius of convergence for (1+x)^1/2

  • asif zaidi
  • · Replies 4 ·
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4

2nd ODE constant coeff, quick question

  • rock.freak667
  • · Replies 2 ·
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2

How Do Dual Spaces Function in Linear Algebra?

  • smithg86
  • · Replies 7 ·
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7

Domain & Range: Calculus Help, Graphs

  • 1calculus1
  • · Replies 24 ·
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24

Discover How to Solve the Integral of 1/[9.8 - (1/245)v^2] Quickly

  • ns5032
  • · Replies 1 ·
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1

Let a and b belong to Sn. Prove that (a^-1)(b^-1)(a)(b) is an even permutation.

  • tyrannical608
  • · Replies 3 ·
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3

Calculating the Rate of Change of Area Covered on a Level Surface

  • Incog
  • · Replies 2 ·
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2

Analysis (implicit and inverse func thrms)

  • steviet
  • · Replies 1 ·
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1

Linear algebra, prove matrix inverse proof flawed

  • karnten07
  • · Replies 9 ·
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9

Solved: Irrationality of \sqrt{3}

  • ehrenfest
  • · Replies 6 ·
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6

RMS of Fullwave rectified sine wave.

  • pooface
  • · Replies 3 ·
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3

Proof of Convergence: a_n>=0 and summation a_n

  • fk378
  • · Replies 4 ·
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4

How to Find the Area Covered by a Solid Angle Using the Half-Angle?

  • Gear300
  • · Replies 3 ·
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3

Find Distribution Function of X: f(x) = x/2, 1/2, (3-x)/2

  • kuahji
  • · Replies 4 ·
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4

How do you find the determinant of a 3x3 matrix with polynomial equations?

  • snoggerT
  • · Replies 4 ·
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4

Reduction Formula and Integration by Parts

  • Serena_Greene
  • · Replies 2 ·
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2

For what p does this converge?

  • fk378
  • · Replies 2 ·
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2

Set of all Subsets of Natural Numbers

  • PingPong
  • · Replies 4 ·
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4

Solution to Differential Equation: u=x+y, y=0

  • jacobrhcp
  • · Replies 10 ·
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10
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1

Compute Taylor Series & Approximate Integral of Exponential Function

  • asif zaidi
  • · Replies 2 ·
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2

Consider the differential equation dy/dx = (y-1)^2 cos(Πx)

  • gonzalo12345
  • · Replies 4 ·
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4
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2

Find a number that is algebraic with degree 3 over Z_3

  • ehrenfest
  • · Replies 1 ·
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1

Comparisons of imporper integrals

  • ada0713
  • · Replies 9 ·
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9

What Does Ax = 0 with Many Solutions Imply About Ax = b?

  • jmcasall
  • · Replies 4 ·
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4

Changing Distance Between Zeroes of Parabola at 10 Units Apart

  • JoeTrumpet
  • · Replies 1 ·
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1

Solve Difference Equation for c_n

  • foxjwill
  • · Replies 5 ·
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5

Partial DIfferential Equations / Eigenvalues

  • DualCortex
  • · Replies 1 ·
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1

Parametric equation of the intersection between surfaces

  • BilalX
  • · Replies 2 ·
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2

Linear Algebra - Dimension of Kernel

  • steelphantom
  • · Replies 3 ·
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3

Finding exact point at this tanget line of a graph

  • Flappy
  • · Replies 14 ·
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14

Differential equations - circuits

  • sugarplum31
  • · Replies 6 ·
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6

Finding Vector Fields that Satisfy Certain Curls

  • EngageEngage
  • · Replies 2 ·
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2

How Do You Construct Group Tables for Z4 and Z2 x Z2?

  • karnten07
  • · Replies 9 ·
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9

Solve Integration Problem Homework: Jennie

  • JenniferBlanco
  • · Replies 12 ·
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12

Bijection between Banach spaces.

  • quasar987
  • · Replies 0 ·
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0

Last 4 digits of a^1000 Prediction?

  • icedsake
  • · Replies 5 ·
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5

Prove A ∩ B ⊆ A ∪ B without Venn Diagrams

  • Piffo
  • · Replies 2 ·
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2

Free fall far away from Earth (integral substitution problem)

  • sanitykey
  • · Replies 2 ·
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2

Proving the elements of a group are of finite order

  • quasar_4
  • · Replies 4 ·
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4

Show the angle between phi(t1)-phi(t0) is 0 or pi

  • HF08
  • · Replies 2 ·
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2

Calculus tangent line problem.

  • CJSGrailKnigh
  • · Replies 4 ·
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4

Finding equations of two lines

  • mrroboto
  • · Replies 3 ·
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3

Linear Algebra T/F: 15 Questions and Answers

  • Winzer
  • · Replies 5 ·
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5

Solve Laplace Transform of t sinwt w/ Theorem 1.31

  • JSBeckton
  • · Replies 4 ·
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4

Evaluating Integrals on Ellipse: C and C

  • teleport
  • · Replies 6 ·
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6

Constant that makes g(x) continous over (-inf,inf)

  • JeffNYC
  • · Replies 4 ·
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4

Linear Algebra: show it is diagonalizable and find eigenbasis

  • braindead101
  • · Replies 1 ·
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1

Coordinate transformation and multiplying with size of J

  • greisen
  • · Replies 3 ·
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3

Subfield of Reals: Q(pi^(1/3))

  • ehrenfest
  • · Replies 5 ·
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5

Math Proof/Logic Injection/Surjection Problem

  • bronxbombas
  • · Replies 9 ·
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9

Abelian Group; what to do if the set is G=R-{1/3}?

  • lostinmath08
  • · Replies 3 ·
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3

Simple Partial Derivatives Question

  • apw235
  • · Replies 3 ·
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3

Prove Vector Projections Perpendicular in R3

  • tony873004
  • · Replies 1 ·
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1

Solved: Proving Uniform Continuity of Unique Continuous Function on A

  • varygoode
  • · Replies 8 ·
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8

How to Solve Trigonometric Integrals with Odd Powers?

  • physstudent1
  • · Replies 3 ·
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3

Classifying Z_2(\alpha) and Z_2(\alpha)^* Groups

  • ehrenfest
  • · Replies 2 ·
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2
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4

Polar Coordinates Homework: Converting to Cartesian and Strain Rate Tensor

  • JSBeckton
  • · Replies 2 ·
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2

Parametric Equations Homework - Find Curve & Position Vector

  • chrsr34
  • · Replies 6 ·
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6

Integrating cos^-2(x) after inverse substitution

  • mathtrickedme
  • · Replies 1 ·
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1
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2

Absolute Value Proof (Need Help)

  • Seda
  • · Replies 6 ·
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6

Proving the triple curl identity

  • anonymous188
  • · Replies 4 ·
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4

How do you find the derivative of xe^{x}?

  • danielle36
  • · Replies 1 ·
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1

Can F-Test Confirm Equal Variances in Radioactive Zones?

  • Hummingbird25
  • · Replies 16 ·
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16

Partial differential with respect to y

  • issisoccer10
  • · Replies 2 ·
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2

Find Area of Triangle Using No Formula

  • ns5032
  • · Replies 3 ·
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3
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5

I was wondering why this works and if it works every time

  • end3r7
  • · Replies 3 ·
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3

How can you find the inverse of a matrix A when given A and AB?

  • fk378
  • · Replies 4 ·
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4
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4

Calculating Max Output Power from a 12V Battery w/ 6 Ohm Resistance

  • Manelectro
  • · Replies 2 ·
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2

Parametric and symmetric equations

  • tony873004
  • · Replies 4 ·
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4

Vector Analysis for Minimum Temperature on a Curve: Solve with Grad(p) Method

  • EngageEngage
  • · Replies 4 ·
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4

Proving lim(S_n) = 1/2(1 + sqrt(5)) for Quick Analysis Problem

  • steelphantom
  • · Replies 4 ·
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4

Abstract Algebra any help is appreciated

  • lostinmath08
  • · Replies 5 ·
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5

Percise defination of the limit of a sequence problem

  • GNelson
  • · Replies 1 ·
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1

Solving Congruence | Prime Numbers | 11^((p-1)/2) = 1 modp

  • regularngon
  • · Replies 2 ·
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2

Proving Equivalence of a Relation on Real Numbers

  • Doom of Doom
  • · Replies 4 ·
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4

Calculating Vector Components with Given Magnitude: Solving for x and y

  • emma3001
  • · Replies 1 ·
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1