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

Related Rates Problem: Angle of Elevation

  • aznshark4
  • · Replies 6 ·
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6

Well, I thought it was going to be easy.

  • PhysicsMark
  • · Replies 19 ·
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19

Limits and continuity for complex functions

  • jaejoon89
  • · Replies 3 ·
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3

Find the Correct Derivative of f(x)

  • fghtffyrdmns
  • · Replies 9 ·
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9

Determining slope of the tangent line.

  • fghtffyrdmns
  • · Replies 15 ·
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15

Proof showing f(x) = ce^x has a constant

  • Calcgeek123
  • · Replies 11 ·
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11

First order linear non-homogeneous PDE

  • kingwinner
  • · Replies 3 ·
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3

Prove the LimitI still don't understand these

  • Saladsamurai
  • · Replies 18 ·
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18

How to Simplify a Trigonometric Limit and Solve for 1/2

  • MassInertia
  • · Replies 8 ·
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8

Integrals of Trigonometric Functions

  • recon_ind
  • · Replies 3 ·
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3

Complex analysis - graphing in complex plane

  • jaejoon89
  • · Replies 6 ·
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6

Rate of Change of Depth: Derivative Qs Homework

  • fghtffyrdmns
  • · Replies 10 ·
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10

Solve Natural Logarithm Equation lnx+ ln(x-1) = 1

  • PolyFX
  • · Replies 3 ·
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3

Calculating Arc Length of a Polar Curve

  • kira137
  • · Replies 1 ·
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1

How do you solve the integral of (sin(x)/x)^2?

  • Susanne217
  • · Replies 7 ·
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7

Ordinary (Or Partial) Differential Equation Unique Solution

  • highcoughdrop
  • · Replies 13 ·
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13

Finding a and b for Continuous f(x) at x=0

  • JBD2
  • · Replies 1 ·
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1

Surface integral without using Gauss' theorem

  • maupassant
  • · Replies 2 ·
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2

Calculus III: Open sets proof help

  • rman144
  • · Replies 2 ·
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2

How Can I Determine the Best Fit Line for My Driving Data?

  • Physics197
  • · Replies 1 ·
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1

How Does Scaling a Set Affect Its Bounds?

  • dancergirlie
  • · Replies 11 ·
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11

Finding the limit of an indeterminate using series, not lhopitals

  • proace360
  • · Replies 5 ·
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5

Non-diagonalisable matrix of a linear trans.

  • pibeta
  • · Replies 11 ·
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11

PDE Separation of Variables: Solving utt = uxx with Boundary Conditions

  • walter9459
  • · Replies 2 ·
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2

Dirac Delta Function: Integral at x=a

  • pivoxa15
  • · Replies 6 ·
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6

Basis for Image and Kernel of matrix

  • boneill3
  • · Replies 3 ·
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3

Just randomly making up some subspaces

  • roeb
  • · Replies 2 ·
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2

D/dt |r(t)| = (1/|r(t)|) r(t)dot r'(t)

  • calorimetry
  • · Replies 2 ·
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2

Vector Projection: Is it Possible for projuv=projvu?

  • IniquiTrance
  • · Replies 4 ·
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4

Fourth-order Runge–Kutta method? =(

  • !Live_4Ever!
  • · Replies 2 ·
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2

Finding vertical asymptotes of non-rational f

  • honestrosewater
  • · Replies 8 ·
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8
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2

Calc 3 partial derivative review for PDE's class

  • Nick Bruno
  • · Replies 4 ·
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4

What is the Integral of a Trigonometric Function with a Weird Substitution?

  • LineIntegral
  • · Replies 2 ·
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2

Use matrices to solve the problem

  • josh_123
  • · Replies 1 ·
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1

Not a simply connected contour

  • oddiseas
  • · Replies 1 ·
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1

What is the Convergent Series Sum Formula?

  • jediwhelan
  • · Replies 2 ·
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2

Boundary and closure relationship

  • gamitor
  • · Replies 2 ·
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2

Show that arcsin is the inverse of sin

  • gymko
  • · Replies 11 ·
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11

Why Is My Calculus Volume Integration Result Incorrect?

  • kira137
  • · Replies 1 ·
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1

Unit Vector from Point A to Point B | Simple Vector Problem

  • graycolor
  • · Replies 2 ·
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2

Proving the Geometric Mean Inequality

  • zeion
  • · Replies 5 ·
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5

Sketch Cone z2=x2+y2 in 3D Space + Vector Calc

  • rock.freak667
  • · Replies 4 ·
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4

Is a Symmetric and Transitive Relation Always Reflexive?

  • jeff1evesque
  • · Replies 1 ·
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1
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2

First Order Homogeneous Equation

  • mattbonner
  • · Replies 2 ·
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2

Help with a Newtons Cooling Law Problem

  • ZeromusX99
  • · Replies 5 ·
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5

What is the Integrating Factor for Solving this Differential Equation?

  • iamtrojan3
  • · Replies 3 ·
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3

Vector calculus identity proof.

  • rock.freak667
  • · Replies 2 ·
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2

Equation of a line/planes chapter question

  • tnutty
  • · Replies 2 ·
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2

Inverse function theorem for 1 variable

  • gamitor
  • · Replies 5 ·
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5

What is the First Derivative of Kinetic Energy?

  • Jason03
  • · Replies 2 ·
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2

Diagonalisability of a Matrix with Zero Vector Elements

  • sassie
  • · Replies 4 ·
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4

Limit Convergence of $\sum_{n=r}^{\infty} \frac{(n-r)!}{n!}$

  • Gregg
  • · Replies 10 ·
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10

Metric and Norms: Finding a Violation of the Triangle Inequality

  • SimbaTheLion
  • · Replies 4 ·
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4

How is sin(npi/2) = (-1)^((n-1)/2) for odd n?

  • jaejoon89
  • · Replies 2 ·
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2

Matrix Rotation & Reflection: pi/3 (60°)

  • PeterWatson
  • · Replies 2 ·
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2

How Do You Solve These Challenging Calculus II Integration Problems?

  • The1BigJones
  • · Replies 2 ·
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2

What is the range and one-to-one condition for functions f, h, and g?

  • allinurl
  • · Replies 8 ·
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8

Limit used in stat mech, how to prove this?

  • Nusc
  • · Replies 3 ·
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3

Problem using L'Hospiital's Rule (indeterminate form: INF - INF)

  • SpicyPepper
  • · Replies 5 ·
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5

Understanding the Relationship between Absolute Value and Complex Numbers

  • jaejoon89
  • · Replies 4 ·
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4

How do I solve a quasi-linear PDE using the Lagrange method?

  • EAAL
  • · Replies 1 ·
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1

Proving |A x C| ≤ |(A x B) x C|

  • jeff1evesque
  • · Replies 1 ·
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1

Find the Wronskian: Solve for W(t) with y1=1 and y2=(2/9)-(2/9)e^(-9t/2)

  • jrsweet
  • · Replies 2 ·
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2

Solve 2nd Order IVP: y(t) with y(0)=5, y'(0)=4

  • jrsweet
  • · Replies 3 ·
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3

Norming e^(-r/a) in Spherical Polar Coordinates - Integral Bounds

  • jaejoon89
  • · Replies 1 ·
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1

Limit of (e^2x-1)/tanx as x approaches 0

  • Loppyfoot
  • · Replies 9 ·
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9

Finding m for Solution of Differential Equation y = e^{mx}

  • KillerZ
  • · Replies 2 ·
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2

The Fate of a Stocked Lake Population Under Fishing Pressure

  • Shackleford
  • · Replies 6 ·
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6

Is y = (1 - sin x)^{-1/2} an Explicit Solution of 2y' = y^3 cos x?

  • KillerZ
  • · Replies 4 ·
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4

Intermediate variable chain rule question.

  • v0id19
  • · Replies 2 ·
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2

PDE Wave Equation/boundary condition question

  • walter9459
  • · Replies 3 ·
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3

Integrating Partial Fractions: Solving a Challenging Integral

  • Matty R
  • · Replies 2 ·
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2

What values of t make the homogenous system dependent?

  • epkid08
  • · Replies 1 ·
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1

Proof of \forall m \in \mathbb{Z} that -m=(-1)m

  • JoshSmith
  • · Replies 6 ·
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6

Complex Differentiation sin(z) & cos(z)

  • ryanj123
  • · Replies 5 ·
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5

Showing a sequence is bounded and convergent to its infimum.

  • ryanj123
  • · Replies 3 ·
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3

Finding the first derivative of a equation.

  • Amel
  • · Replies 1 ·
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1

Differential Equations, Subsitution Methods

  • foobag
  • · Replies 3 ·
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3

Help with basic multivariable problem.

  • Vampire
  • · Replies 2 ·
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2

Countability of Algebraic Numbers as Roots of Polynomials

  • DPMachine
  • · Replies 2 ·
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2

Optimality Condition for Linear Programming Solutions

  • Kalinka35
  • · Replies 3 ·
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3

Outer Lebesgue Measure Definition

  • atwood
  • · Replies 1 ·
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1

What is this? Absolute value derivative? Magnitude?

  • authgeek
  • · Replies 2 ·
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2

Real Analysis proof help, convergence

  • CrazyCalcGirl
  • · Replies 11 ·
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11

Central Limit Theorem and probability

  • WHB3
  • · Replies 7 ·
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7

Solving the Equation x = (1.66x10^28)/(sin^3(45)) for Binary Star Mass

  • lagwagon555
  • · Replies 2 ·
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2

Can You Assume Epsilon is Less than 2 in This Limit Proof?

  • Saladsamurai
  • · Replies 8 ·
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8

Finding the Fourier Series of a Given Function

  • Ylle
  • · Replies 7 ·
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7

Can Functions Be Reconstructed from Their Derivatives Without Using Integrals?

  • Zhalfirin88
  • · Replies 10 ·
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10

Is Pi Finite? A Calculus Question

  • tpingt
  • · Replies 3 ·
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3

Find Limit of Xn as n Approaches Infinity

  • dannysaf
  • · Replies 1 ·
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1

Is a vertical asymptote possible at x=-6 if f(-6) = 3?

  • Loppyfoot
  • · Replies 3 ·
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3

Horizontal Asymptote of f(x) = 2x2/(x4-81)1/2 - How to Factor Bottom

  • Loppyfoot
  • · Replies 3 ·
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3

Complex analysis (conformal?) mapping question probably easy

  • AxiomOfChoice
  • · Replies 2 ·
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2

Inequality and complex numbers

  • oddiseas
  • · Replies 2 ·
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2
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9

Sign problem in laplace transform

  • Mechdude
  • · Replies 8 ·
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8

What Are the Domains of Definition for These Complex Functions?

  • DEMJ
  • · Replies 1 ·
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1