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

Integrate (xsinx - cosx)/x^2 with Intro Calc Techniques

  • The Head
  • · Replies 3 ·
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3

Proof of ##\sqrt[n]{n!}## ≤ ##\frac{n+1}{2}##

  • chwala
  • · Replies 54 ·
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54

Diff. Eq. — Identifying Particular Solution Given solution family

  • WyattKEllis
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4

Inverse of a multivariate function

  • docnet
  • · Replies 12 ·
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12

Converging and diverging Series

  • penroseandpaper
  • · Replies 2 ·
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2

Integrate ## \int \frac{zdz \cdot \hat z}{(\sqrt{p^2 + z¸^2)^3}}##

  • happyparticle
  • · Replies 5 ·
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5

What is happening to the sin(phi) factor in the spherical curl?

  • FrankJ777
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2

Hypothesis test: Find the critical value of Z, Zc

  • so_gr_lo
  • · Replies 1 ·
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1

Verification that ZxZ has no cluster points in RxR

  • MidgetDwarf
  • · Replies 3 ·
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3

Converging Vs diverging sequences

  • penroseandpaper
  • · Replies 4 ·
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4

Orthogonality Relationship for Legendre Polynomials

  • LCSphysicist
  • · Replies 5 ·
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5

Drawing Fractals from IFS Equations

  • kcurse21
  • · Replies 14 ·
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14

Linear algebra, find a basis for the quotient space

  • Karl Karlsson
  • · Replies 10 ·
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10

Field with rot = 0 but non conservative.

  • LCSphysicist
  • · Replies 3 ·
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3

Sierpiń́ski's fractal and calculating the total blank space

  • joej24
  • · Replies 9 ·
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9

Solving a Gaussian integral using a power series?

  • patric44
  • · Replies 9 ·
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9

Solving a Group theory problem using Cayley diagrams

  • patric44
  • · Replies 6 ·
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6

Exponential distribution probability exercise

  • archaic
  • · Replies 13 ·
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13

Adjacency matrices and network visualisations

  • kcurse21
  • · Replies 2 ·
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2

Finding the horizontal tan() lines of this equation

  • user02103498
  • · Replies 3 ·
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3

Mean and var of an exponential distribution using Fourier transforms

  • Master1022
  • · Replies 2 ·
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2

Cryptography problem involving prime numbers

  • docnet
  • · Replies 5 ·
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5

Evaluate the Taylor series and find the error at a given point

  • tompenny
  • · Replies 6 ·
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6

Finding a formula for the following summation

  • rxh140630
  • · Replies 6 ·
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6

Integral of (xsin(t))....Two Variables in Single Variable Calc Integral

  • The Head
  • · Replies 3 ·
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3

What Are the Key Differences in Substitution Notation?

  • ver_mathstats
  • · Replies 1 ·
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1

Calculating Angle Between E-Field and Current Vectors in Anisotropic Mat.

  • Karl Karlsson
  • · Replies 3 ·
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3

How to 'shift' Fourier series to match the initial condition of this PDE?

  • Master1022
  • · Replies 4 ·
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4

Normal group of order 60 isomorphic to A_5

  • fishturtle1
  • · Replies 6 ·
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6

Show that a (1,2)-tensor is a linear function

  • KungFu
  • · Replies 6 ·
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6

Divergence Theorem Verification: Surface Integral

  • Master1022
  • · Replies 3 ·
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3

Is the Function Analytic? Testing the Cauchy Riemann Equations

  • Blanchdog
  • · Replies 2 ·
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2

Unique Identities: Proving O₁ = O₂ in Theorem for Proof of Identity

  • ver_mathstats
  • · Replies 3 ·
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3

Determine for which x the derivative exists for $$f(x)=arcsin(\sqrt x)$$

  • tompenny
  • · Replies 16 ·
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16

Determine for which x the derivative exists of: ##f(x)=\ln|\sin(x)|##

  • tompenny
  • · Replies 2 ·
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2

Laurent Series (Complex Analysis)

  • HansBu
  • · Replies 7 ·
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7

Calculate the dual basis and tangent basis vectors

  • Karl Karlsson
  • · Replies 3 ·
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3

Machine Learning - Empirical Error

  • YoshiMoshi
  • · Replies 3 ·
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3

Proving rational surd inequalities

  • chwala
  • · Replies 23 ·
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23

Question Error? (epsilon-delta proof of a limit)

  • Mustard
  • · Replies 4 ·
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4

Proving two statements are the same (with words).

  • angela107
  • · Replies 1 ·
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1

Understanding the Distribution of Negation in Propositional Logic

  • sunny79
  • · Replies 5 ·
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5

Proving Limit Exists: x-2 of f(x)=2

  • rb120134
  • · Replies 2 ·
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2

Three independent random variables having Normal distribution

  • DottZakapa
  • · Replies 7 ·
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7

How did my colleague conclude on equation (ii)?

  • chwala
  • · Replies 7 ·
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7

Probability Questions: Union, Intersection and Combinations

  • AN630078
  • · Replies 16 ·
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16

Mechanics: Find the minimum initial velocity and angle of this projectile

  • so_gr_lo
  • · Replies 25 ·
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25

Finding the Basis Vectors for a Coordinate System

  • Athenian
  • · Replies 6 ·
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6

Simple Linear DiffEq, not understanding the book

  • Feodalherren
  • · Replies 2 ·
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2

Probability that X1=0 given that N=1

  • DottZakapa
  • · Replies 9 ·
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9

Two Poisson distributed random variables

  • DottZakapa
  • · Replies 10 ·
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10

Plotting a Scatter Diagram from a Large Data Set

  • AN630078
  • · Replies 4 ·
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4

Help please with this integral involving an inverse trig function

  • madafo3435
  • · Replies 14 ·
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14

Expected value of two uniformly distributed random variables

  • DottZakapa
  • · Replies 5 ·
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5

What is the probability that Ugo and Zoe will not meet at the party?

  • DottZakapa
  • · Replies 14 ·
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14
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7

Kinematics Motion with Variable Acceleration

  • AN630078
  • · Replies 4 ·
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4

Finding the gradient to the curve using differentiation

  • AN630078
  • · Replies 2 ·
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2

Finding a function given a limit and restriction

  • Mustard
  • · Replies 7 ·
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7

Curvilinear coordinate system: Determine the standardized base vectors

  • Karl Karlsson
  • · Replies 2 ·
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2

Determine if a function is strictly increasing/decreasing

  • tompenny
  • · Replies 4 ·
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4

Orthogonal trajectories in polar coordinates

  • patric44
  • · Replies 2 ·
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2

Related rates calculus problem about a water tank

  • jaychay
  • · Replies 1 ·
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1
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29

Derive a general expression for the dilution of saltwater

  • mckaybreuner
  • · Replies 3 ·
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3

Contour integration around a complex pole

  • Remixex
  • · Replies 2 ·
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2

Nabla operations, vector calculus problem

  • Karl Karlsson
  • · Replies 3 ·
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3

How do I derive this vector calculus identity?

  • Bright Liu
  • · Replies 5 ·
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5

Calculating crossproduct integral, Parametrization

  • Karl Karlsson
  • · Replies 5 ·
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5

How Does Parseval's Theorem Apply to Noise Amplitude Calculations?

  • MartynaJ
  • · Replies 1 ·
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1

Understanding the Divergence Theorem

  • Amaelle
  • · Replies 14 ·
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14

Is that field conservative? If yes, why is the work not null?

  • Amaelle
  • · Replies 8 ·
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8

Problem in the parametrisation of a surface

  • Amaelle
  • · Replies 6 ·
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6

Problem figuring out the surface of integration

  • Amaelle
  • · Replies 2 ·
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2

Please help me to understand how to solve the P(theta)min

  • tracker890 Source h
  • · Replies 4 ·
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4

Help with this inequality needed for a proof in a textbook

  • MidgetDwarf
  • · Replies 8 ·
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8

Stokes' Theorem 'corollary' integral in cylindrical polar coordinates

  • Master1022
  • · Replies 6 ·
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6

Different results while switching the order of integration

  • Amaelle
  • · Replies 4 ·
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4

Pappus Theorem and Ellipsoid Fig One: Is My Integral Approach Correct?

  • LCSphysicist
  • · Replies 3 ·
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3

Conjugacy and Stabilizers in Group Actions

  • fishturtle1
  • · Replies 1 ·
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1

How do you properly apply the chain rule in implicit differentiation?

  • Blurry__face14
  • · Replies 5 ·
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5

Is This Infinite Series Convergent?

  • Imaxx
  • · Replies 10 ·
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10

Normalisation of eigenvectors convention for exponentiating matrices

  • Master1022
  • · Replies 20 ·
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20

On Landau vol.1 Pg.5 (Question about conclusion drawn by Landau)

  • zhuang382
  • · Replies 2 ·
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2

Second order differential equation

  • Linder88
  • · Replies 2 ·
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2

How to find one corresponding eigenvector?

  • Math100
  • · Replies 8 ·
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8

Shortcuts to find a solution to a double integral

  • Amaelle
  • · Replies 2 ·
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2

Where to use polar (cylindrical coor.) in double and triple integrals

  • Amaelle
  • · Replies 4 ·
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4

Lagrange method to find extremes

  • LCSphysicist
  • · Replies 6 ·
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6

Applying Stokes' Theorem to the part of a Sphere Above a Plane

  • Rippling Hysteresis
  • · Replies 21 ·
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21

Can anyone please check my work and answer for this math problem?

  • Math100
  • · Replies 6 ·
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6

Multivariable Limit Problem: Find Values of k That Make Limit Exist

  • Rippling Hysteresis
  • · Replies 9 ·
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9

Finding Specific Extrema when grad(F)=constant & Lagrange Gives y=-z/2

  • The Head
  • · Replies 10 ·
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10
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4

Setting Free variables when finding eigenvectors

  • Sunwoo Bae
  • · Replies 1 ·
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1

Problem with a double integral

  • Amaelle
  • · Replies 4 ·
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4

Maximization of a Multivariable Function

  • The Head
  • · Replies 12 ·
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12

Convolution Problem (ML Boas, Ch 8, Sec 10, Prob 18)

  • agnimusayoti
  • · Replies 23 ·
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23

Finding Scalar Curl and Divergence from a Picture of Vector Field

  • Rippling Hysteresis
  • · Replies 1 ·
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1

Matrix concept Questions (invertibility, det, linear dependence, span)

  • Sunwoo Bae
  • · Replies 4 ·
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4