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

Real Analysis: Continuity and discontinuity

  • Askhwhelp
  • · Replies 7 ·
Replies
7
Replies
3

Abstract Algebra Proof (Cyclic cycles & order)

  • rtw528
  • · Replies 2 ·
Replies
2

Finding Bounds of Integration for Integral of Cos(2+x)

  • Qube
  • · Replies 6 ·
Replies
6

Given two integrals find the third

  • Qube
  • · Replies 3 ·
Replies
3

Intersection nested, closed sequence of intervals

  • mahler1
  • · Replies 3 ·
Replies
3

Coordinate question - above x-z plane

  • cutesteph
  • · Replies 1 ·
Replies
1

How is the steady periodic oscillation used to solve problems?

  • iRaid
  • · Replies 6 ·
Replies
6

Mean with standard deviation or Median with IQR?

  • 3vo
  • · Replies 3 ·
Replies
3

Use of guassian elimination to find the determinate of a matrix

  • question dude
  • · Replies 10 ·
Replies
10

How to prove orthogonality on a set of functions?

  • Jay9313
  • · Replies 5 ·
Replies
5

Calculating Light Beam Speed with Inverse Trig Functions

  • imull
  • · Replies 2 ·
Replies
2

Integral in spherical coordinates

  • aaaa202
  • · Replies 3 ·
Replies
3

Help in deriving series expansion of Helmholtz Equation.

  • yungman
  • · Replies 1 ·
Replies
1

How many ways are there to pick a collection of 10 coins from piles of

  • cronuscronus
  • · Replies 10 ·
Replies
10

Coefficient Matrix Of Cubic Spline Interpolation.

  • SherlockOhms
  • · Replies 2 ·
Replies
2

Estimating the integral of a decreasing trigonometric function

  • TehAdzMan
  • · Replies 2 ·
Replies
2

Applying the fourier transform to a PDE

  • _Stew_
  • · Replies 1 ·
Replies
1

Calculating Sales Change with Price Elasticity of Demand

  • EdmureTully
  • · Replies 3 ·
Replies
3

Find Maclaurin Series for g(x) with 5 Derivs of f(x)=sec(x)

  • subzero0137
  • · Replies 8 ·
Replies
8

Showing NP-completeness of longest path problem

  • TaPaKaH
  • · Replies 4 ·
Replies
4

Solving 2nd Order Differential Equation with Initial Conditions

  • iRaid
  • · Replies 6 ·
Replies
6

Finding the Integral using U-Substitution

  • Broo4075
  • · Replies 4 ·
Replies
4

Fixed point theorem knowing that ##T^n## is a contraction

  • mahler1
  • · Replies 12 ·
Replies
12

Solving Differential Equations: Examples and Step-by-Step Solutions

  • Mutaja
  • · Replies 15 ·
Replies
15

Derivatives with multiple variable, help

  • jonhendrix86
  • · Replies 3 ·
Replies
3

Conformal mapping w=1/z - question.

  • peripatein
  • · Replies 1 ·
Replies
1

Is Matrix A Invertible and What Are Its Bounds?

  • twoski
  • · Replies 1 ·
Replies
1

Convergence in Uniform and L2 sense, function interpretation

  • trap101
  • · Replies 3 ·
Replies
3

Decision Boundary Line (Linear/Non-Linear)

  • brojesus111
  • · Replies 2 ·
Replies
2

Distance traveled winding around sphere

  • scorpius1782
  • · Replies 23 ·
Replies
23

Absolute continuity, function of partition bound

  • SqueeSpleen
  • · Replies 1 ·
Replies
1

Vectors in Stokes and Gauss theorem

  • Syrena
  • · Replies 1 ·
Replies
1

Family of equicontinuous functions on compact set

  • mahler1
  • · Replies 3 ·
Replies
3
Replies
6

Given general term - find limits and comparison

  • Saitama
  • · Replies 8 ·
Replies
8

Integrating a rect(x) function visually/intuitively

  • Lavace
  • · Replies 3 ·
Replies
3

Is the System of ODEs Defined by Matrix B Decoupled?

  • jimmycricket
  • · Replies 4 ·
Replies
4

Proving There Does Not Exist a Continuous Function

  • Lee33
  • · Replies 16 ·
Replies
16

Second order DE problem with initial condition rather than 0

  • ehabmozart
  • · Replies 5 ·
Replies
5

Posterior Distribution for Number for Grouped Poissons

  • SpringPhysics
  • · Replies 4 ·
Replies
4

Vector Space, Two bases related by Unitary Matrix

  • Zatman
  • · Replies 4 ·
Replies
4

Proving a function is not bijective

  • mahler1
  • · Replies 1 ·
Replies
1

Infinity/One Norm Multiplication

  • twoski
  • · Replies 8 ·
Replies
8

Related Rates (increasing cone radius question)

  • kald13
  • · Replies 5 ·
Replies
5

Values for x which converge. (geometric series)

  • Jbreezy
  • · Replies 42 ·
2
Replies
42

Wave Equation for a Vibrating String

  • forestmine
  • · Replies 15 ·
Replies
15

Does Zp Contain Primitive Fourth Roots of Unity?: Investigating p

  • Funky1981
  • · Replies 1 ·
Replies
1

Second order differential equation - Drawing circuit

  • jusb3
  • · Replies 1 ·
Replies
1

Real Analysis: L∞(E) Norm as Limit of a Sequence

  • SqueeSpleen
  • · Replies 9 ·
Replies
9

Why is the last step of my proof for convergence in L^{p} space correct?

  • SqueeSpleen
  • · Replies 2 ·
Replies
2

Operation Count for LU Decomposition

  • twoski
  • · Replies 6 ·
Replies
6

Proper form for geometric series with a neg inside

  • Jbreezy
  • · Replies 4 ·
Replies
4

Vector Calculus: Prove ∇ × (a×r/r^n) = (2-n)a/r^n + n(a.r)r/r^(n+2)

  • MrWarlock616
  • · Replies 5 ·
Replies
5

What are the possible routes from A to D in a 2D grid?

  • cronuscronus
  • · Replies 38 ·
2
Replies
38

Solving Decoupled System of ODEs with Matrix b

  • jimmycricket
  • · Replies 2 ·
Replies
2

Series of functions and differentiating term by term

  • mahler1
  • · Replies 2 ·
Replies
2

Derivative of Inverse Solution for f(x) = the third root of (x-8)

  • Qube
  • · Replies 7 ·
Replies
7

Calculating Standard Deviation Homework

  • EdmureTully
  • · Replies 4 ·
Replies
4

Laplace Transform of t: Using Integration by Parts

  • iRaid
  • · Replies 7 ·
Replies
7
Replies
7
Replies
6

Is \(\frac{a/b}{c/d} = \frac{ad}{bc}\) Always True in Mathematics?

  • embphysics
  • · Replies 3 ·
Replies
3

Finding the length of an arc of a parabola

  • HannahBridge
  • · Replies 1 ·
Replies
1

Help putting differential equations into matrix form

  • hajjar0415
  • · Replies 3 ·
Replies
3

I don't understand the ranges of the angles in spherical coordinates

  • makegooduseof
  • · Replies 9 ·
Replies
9

How to do this using series. Rep as ratio of two integers

  • Jbreezy
  • · Replies 6 ·
Replies
6

Proving that a curve intersects a surface at a right angle

  • fogvajarash
  • · Replies 8 ·
Replies
8

Finding the 2-norm of a 2x2 matrix

  • TheFerruccio
  • · Replies 3 ·
Replies
3

Can the Partial Sum of the Cosine Telescoping Series be Negative?

  • Jbreezy
  • · Replies 3 ·
Replies
3

Solve for Error in ∫√(16-9χ²) dx: Step-by-Step Guide for Success

  • Saq_Lfc
  • · Replies 4 ·
Replies
4

Show aβ is a Basis for ℝ over Q

  • SMA_01
  • · Replies 9 ·
Replies
9

How to Determine Line and Surface Integrals with Rectangular Boundaries

  • thercias
  • · Replies 2 ·
Replies
2

Complicated implicit multivariable differentiation problem

  • fogvajarash
  • · Replies 2 ·
Replies
2

Volume, surface, and line integrals

  • thercias
  • · Replies 5 ·
Replies
5

Taylor Series Help: Determine Real Number

  • xtrubambinoxpr
  • · Replies 23 ·
Replies
23

Find a complex number z which satisfies a particular condition

  • Seydlitz
  • · Replies 11 ·
Replies
11

General question about differentiating power series

  • Feodalherren
  • · Replies 2 ·
Replies
2

How many 5-digit briefcase combinations contain

  • cronuscronus
  • · Replies 5 ·
Replies
5

A Problem Using the Definition of a Limit

  • student34
  • · Replies 4 ·
Replies
4

Norm of a Matrix Homework: Show ||A|| $\leq$ $\lambda \sqrt{mn}$

  • Yagoda
  • · Replies 4 ·
Replies
4

How do I find the second solution using the Frobenius method?

  • DeadOriginal
  • · Replies 4 ·
Replies
4

Finding inverse when function conatains absolute value

  • Persimmon
  • · Replies 12 ·
Replies
12

Ord function and convergent in Qp

  • Funky1981
  • · Replies 1 ·
Replies
1

Use Taylor Series To Evaluate

  • xtrubambinoxpr
  • · Replies 2 ·
Replies
2

Equation of the Osculating circle

  • chillpenguin
  • · Replies 4 ·
Replies
4

Volume of solids of revolutions. (Integral problem)

  • Mutaja
  • · Replies 14 ·
Replies
14

Confusion about using the t table or z table for confidence intervals

  • Bill Nye Tho
  • · Replies 4 ·
Replies
4

Volume of solid of revolution - y axis.

  • Mutaja
  • · Replies 2 ·
Replies
2

Solving a separable PDE with BC

  • trap101
  • · Replies 1 ·
Replies
1

Finding the Perpendicular Vector Equation

  • ChloeFoulkes
  • · Replies 2 ·
Replies
2

Finding the Center of Mass of a Semicircle

  • Panphobia
  • · Replies 8 ·
Replies
8

[Linear Algebra] Pulling two vectors out of a one equation matrix.

  • jeff.berhow
  • · Replies 4 ·
Replies
4
Replies
1

What is the process for finding a complex eigenvector?

  • Dgray101
  • · Replies 4 ·
Replies
4

Complex Analysis - Gaussian Function Integration

  • SqueeSpleen
  • · Replies 10 ·
Replies
10

Surjective function g and the floor function

  • mahler1
  • · Replies 3 ·
Replies
3

How to find the mass (or volume) of Saturn's ring?

  • Remon
  • · Replies 12 ·
Replies
12

Abstract questions about PDEs with respect to Seperation of Variables

  • trap101
  • · Replies 1 ·
Replies
1

Proving that (z^m)^(1/n)=(z^(1/n))^m

  • estro
  • · Replies 14 ·
Replies
14