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

Find all functions f where the product of integrals equals -1

  • MeMoses
  • · Replies 3 ·
Replies
3

Calculating the Surface of Revolution: Solving a Challenging Integral

  • gimpycpu
  • · Replies 5 ·
Replies
5

Find limit of complex function

  • looserlama
  • · Replies 10 ·
Replies
10

Solve ∫(e^x)/(√4-e^(2x)) w/ arcsin of x

  • ralfsk8
  • · Replies 1 ·
Replies
1

Existence of a two variable function limit

  • Jalo
  • · Replies 8 ·
Replies
8

Show that (q_n)^2 approaches 2 as n goes to infinity

  • demonelite123
  • · Replies 3 ·
Replies
3

Is f a Continuous Function with a Fixed Point on [a,b]?

  • mtayab1994
  • · Replies 1 ·
Replies
1

Prove integers equal union of three residue classes mod 3

  • pianoman3182
  • · Replies 9 ·
Replies
9

Finding the amount of work done (line integrals)

  • Deimantas
  • · Replies 3 ·
Replies
3

Solving (y^2+x^2+x)y'-y=0

  • huaxue09
  • · Replies 4 ·
Replies
4

Continuity of a function with a set of discontinuity points

  • Jalo
  • · Replies 2 ·
Replies
2

Change integration order, what happens to the limits?

  • infk
  • · Replies 6 ·
Replies
6

Differential Equation- Height of water in tank

  • Abide
  • · Replies 5 ·
Replies
5

Find dy/dx of y= the square root of ln x

  • Interception
  • · Replies 4 ·
Replies
4

Integrating cot^4 x (csc^4 x) dx Using Identities and U Substitution

  • johnhuntsman
  • · Replies 2 ·
Replies
2

Subspaces of Functions- Linear Algebra

  • 1LastTry
  • · Replies 1 ·
Replies
1

Critical Points and Graphs of Differential Equations

  • nallapanther
  • · Replies 2 ·
Replies
2

Cardinality using equivalences

  • SMA_01
  • · Replies 1 ·
Replies
1

Solve Limit: Find \lim_{n\rightarrow +2} {f(x)}

  • maxitis
  • · Replies 6 ·
Replies
6

Why is arc length rdθ in cylindrical and spherical coordinates?

  • Meadman23
  • · Replies 1 ·
Replies
1

What Calculations Determine When a Dropped Object Hits the Ground?

  • domyy
  • · Replies 5 ·
Replies
5

Show that a mapping is continuous

  • DeadOriginal
  • · Replies 5 ·
Replies
5

Determine whether the subset S of M2x2 (2x2 are the subscripts for M,

  • pyroknife
  • · Replies 5 ·
Replies
5

Integration by u substitution for inverse trig formulas

  • LearninDaMath
  • · Replies 8 ·
Replies
8

Rewriting complex number expressions

  • Tyrone123
  • · Replies 7 ·
Replies
7
Replies
1

Proving \{0\} is an Element of Sigma Algebra Generated by A_n on \mathbb{R}

  • IniquiTrance
  • · Replies 12 ·
Replies
12

Limit of 3x²/(x² + y²) as (x,y)→(0,0)

  • Jalo
  • · Replies 4 ·
Replies
4
Replies
5

Infinite Sequence Involving A Factorial

  • Bashyboy
  • · Replies 4 ·
Replies
4

Variance of a summation of Gaussians

  • SeriousNoob
  • · Replies 2 ·
Replies
2

Rules for Solving Unknown Matrix A in Ax=b Problem?

  • Genxi
  • · Replies 5 ·
Replies
5

Do I need a function to show a bijection between intervals?

  • SMA_01
  • · Replies 16 ·
Replies
16

Finding the Inverse of a Function: Solving for y=x+√(x^2-1)

  • anthonych414
  • · Replies 2 ·
Replies
2

Cumulative distribution transformation

  • mrkb80
  • · Replies 1 ·
Replies
1

Use these equations to find dz/dx and dz/dy of the following

  • skyturnred
  • · Replies 2 ·
Replies
2

Finding airplane speed from angle of elevation rate of change

  • B3NR4Y
  • · Replies 11 ·
Replies
11

Forced response and Laplace transform

  • 4real4sure
  • · Replies 4 ·
Replies
4

Decomposing a positive semi-definite matrix

  • xponential
  • · Replies 3 ·
Replies
3

Area of a Circle in Polar Coordinates

  • dluu
  • · Replies 3 ·
Replies
3

Eigenvector of a 3×3 matrix with two zero rows

  • flash123
  • · Replies 6 ·
Replies
6

Counterexample to (A \ B) ∩ (C \ B) = A \ (B ∪ C)

  • lus1450
  • · Replies 3 ·
Replies
3

Why does ∂[a vb] transform as a type (0, 2) tensor?

  • tourjete
  • · Replies 1 ·
Replies
1

How Do You Solve Implicit Differentiation for y = sin(xy)?

  • physics=world
  • · Replies 7 ·
Replies
7

Does the Limit Exist for a Piecewise Function at x=1/2?

  • gottfried
  • · Replies 1 ·
Replies
1

Does bn Converge to Zero if an Diverges and an*bn Converges?

  • sitia
  • · Replies 1 ·
Replies
1

Speed of moving shadow due to light source

  • hqjb
  • · Replies 3 ·
Replies
3

Abstract algebra, finite A-module

  • rayman123
  • · Replies 1 ·
Replies
1

Prove sequence diverges to infinity

  • sitia
  • · Replies 1 ·
Replies
1

Solving y'³+(x+2)eʸ=0 with substitution y'=p

  • Javierlgc
  • · Replies 3 ·
Replies
3

Is there a known formula for integrating cos^5x sin^5x?

  • johnhuntsman
  • · Replies 3 ·
Replies
3

Definite Integral of a Trig Fxn

  • johnhuntsman
  • · Replies 3 ·
Replies
3

Proving the Circle Property of Infinite Sequence in Complex Analysis

  • raopeng
  • · Replies 4 ·
Replies
4

Prove Quadruple Product Identity from Triple Product Identities

  • jtleafs33
  • · Replies 6 ·
Replies
6

General solution to X''(x) + X'(x) - λX(x) = 0

  • YellowJacket
  • · Replies 1 ·
Replies
1

Finding The Power Set Of A Given Set

  • Bashyboy
  • · Replies 5 ·
Replies
5

Showing f is a Bijection on a Group

  • Gale
  • · Replies 2 ·
Replies
2
Replies
6

Convergence of Probability Function for E(|X|)

  • jk_zhengli
  • · Replies 3 ·
Replies
3

What's the difference between Recursion & Reduction in terms of Integration?

  • LearninDaMath
  • · Replies 2 ·
Replies
2

Sets and functions proofs needed

  • fuzuli
  • · Replies 4 ·
Replies
4

Proving the Vector Identity: a dot d(a)/dt = ||a|| x ||da/dt||

  • Angry Citizen
  • · Replies 1 ·
Replies
1

Distance/displacement integration problem

  • zachem62
  • · Replies 4 ·
Replies
4

Limit of x + √(x² + 2x) as x approaches infinity

  • kLPantera
  • · Replies 1 ·
Replies
1

Can (I+A)^-1 be simplified to I+A/2 in linear algebra?

  • isa_vita
  • · Replies 7 ·
Replies
7

Differentiation involving Sin(x) as a power

  • Bananarama
  • · Replies 3 ·
Replies
3

Finding ODE for Family of Orthogonal Curves to Circle F

  • dumbQuestion
  • · Replies 2 ·
Replies
2

If f is continuous on [a,b] with f(x)≠0, does f keep the same sign?

  • mtayab1994
  • · Replies 3 ·
Replies
3

Making a eigenvector a linear combination of other eigenvectors

  • JordanGo
  • · Replies 3 ·
Replies
3

Prove that the group of all isometries is abelian

  • Jamin2112
  • · Replies 1 ·
Replies
1

Find the domain and rainge of this function (rational fn)

  • skyturnred
  • · Replies 1 ·
Replies
1

Show that ℝ* equals ℤ2 ⊕ ℝ with multiplication and addition

  • thoughtinknot
  • · Replies 4 ·
Replies
4

Why Did the Negative Sign Disappear in the Calculus Example?

  • kLPantera
  • · Replies 1 ·
Replies
1

Good differential equations resources similar to Adrian Banner's lectures

  • ChiralWaltz
  • · Replies 2 ·
Replies
2

Continuity of arctan: Proving Limit of zn

  • looserlama
  • · Replies 2 ·
Replies
2

Error function (defined on the whole complex plane) is entire

  • julypraise
  • · Replies 4 ·
Replies
4

Three set theory proofs from missed lectures

  • ap0390
  • · Replies 2 ·
Replies
2

Is the empty set an element of {0}?

  • Bashyboy
  • · Replies 8 ·
Replies
8

Difference between Recursion and Reduction formulas in Integration?

  • LearninDaMath
  • · Replies 1 ·
Replies
1

Algebraic and Transcendental numbers proof

  • SMA_01
  • · Replies 23 ·
Replies
23

Isomorphic Vector Spaces Proof

  • Ninty64
  • · Replies 6 ·
Replies
6

What is the significance of V(0) = -j in finding position vector?

  • Miike012
  • · Replies 1 ·
Replies
1

Prove that lim x^n/n! = 0 for all x

  • dwelch5
  • · Replies 9 ·
Replies
9

U-Substitution for ∫3xdx/√(1-2x)

  • zachem62
  • · Replies 1 ·
Replies
1

∫(sinx)^3(cosx)^3dx different answers depending on U-sub?

  • LearninDaMath
  • · Replies 2 ·
Replies
2

Finding intersection of line and circle.

  • ParoXsitiC
  • · Replies 9 ·
Replies
9

Determining If An Element Is Part Of A Set

  • Bashyboy
  • · Replies 2 ·
Replies
2

Finding the Limit of a Multivariable Function at (0,0)

  • ahhppull
  • · Replies 1 ·
Replies
1

Solving Limits of Sequences: (-1)^n \frac{n}{n + 1}

  • Bashyboy
  • · Replies 3 ·
Replies
3

Showing composition of functions are uniformly continuous

  • k3k3
  • · Replies 2 ·
Replies
2

Finding the derivative of an unknowable inverse function

  • yiyopr
  • · Replies 3 ·
Replies
3

Find the joint distribution of 2 R.V defined on a triangular support

  • infk
  • · Replies 5 ·
Replies
5

Deriving the time derivative of the magnitude of a vector

  • bubbers
  • · Replies 5 ·
Replies
5

Verifying piecewise ODE solutions and direction fields

  • STEMucator
  • · Replies 23 ·
Replies
23

Proving Remainders: First Proof in Intro to Proof Class

  • halo31
  • · Replies 3 ·
Replies
3

Proving that V is a Subspace of P4(x) and Calculating its Dimension

  • nautolian
  • · Replies 10 ·
Replies
10

Quick question. How do you change the bounds of integration if using sec?

  • randoreds
  • · Replies 4 ·
Replies
4

Total Solid Angle of 6 Squares on Unit Sphere

  • Niles
  • · Replies 4 ·
Replies
4

Unbounded or infinite would be more appropriate terms to use in this context.

  • carlosbgois
  • · Replies 3 ·
Replies
3

Exponential Derivative problem

  • Painguy
  • · Replies 3 ·
Replies
3