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

Computing mass with a denstiy function

  • MasterWu77
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1

Optimizing Window Design: Maximizing Area with Fixed Perimeter

  • Noir
  • · Replies 2 ·
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2

Proving Inner Product Space: x not in W, y in W(perp)

  • jbear12
  • · Replies 3 ·
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3

Help with hyperbolic functions: cosh(arcsinh(x/2))=?

  • wshfulthinker
  • · Replies 4 ·
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4

Help Urgently on Bijection, Injection, Subjection Functions

  • xZhongCheng
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4

Calculating Integral of x^2-2x e^-x dx

  • mattibo
  • · Replies 3 ·
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3

The Sturm-Liouville Theory

  • Void123
  • · Replies 1 ·
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1

Derivatives: Product Rule for y=4-x^2sinx

  • JimmyA
  • · Replies 3 ·
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3

So, my question is, where did I go wrong in my approach?

  • Doom of Doom
  • · Replies 5 ·
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5

Topology question - is this function an open map? sin(1/x)

  • winter85
  • · Replies 2 ·
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2

Gram-schmidts orthonormalization

  • jbear12
  • · Replies 4 ·
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4

Integration with partial fractions - help

  • Bensky
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2

Calculus BC Trigonometric Substitition

  • hwmaltby
  • · Replies 2 ·
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2

Find the 3rd derivative using MacLaurin Series

  • hadroneater
  • · Replies 1 ·
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1

Does (a_n)^{b_n} converge to a^b as n approaches infinity?

  • no_alone
  • · Replies 2 ·
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2

Rate of Flow of water out of can

  • pacelweb
  • · Replies 4 ·
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4

Confusion with Inverse Functions AP Calc

  • Loppyfoot
  • · Replies 5 ·
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5

First-Derivative Test: Finding Absolute Extrema (x=-8.8 and x=-7.2)

  • Slimsta
  • · Replies 6 ·
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6

Related Rates Cell Phone Problem

  • alyplayford
  • · Replies 3 ·
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3

Calculate the amount of ways 4 prizes can be awarded to 12 students

  • Dell
  • · Replies 2 ·
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2

Is there an easier way to solve these basic integration problems?

  • ming2194
  • · Replies 4 ·
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4
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1

Find the area of the region inside both polar graphs

  • Pi Face
  • · Replies 9 ·
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9

Proving the Riemann-Lebesgue Lemma for Cosine and Infinite Integrals

  • kingwinner
  • · Replies 5 ·
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5

Real Analysis: Proving f is a Constant Function

  • mglaros
  • · Replies 8 ·
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8

Maximum Modulus Principle Problem

  • dark_dingo
  • · Replies 2 ·
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2

Integration with inverse trigonometric substitution

  • Toutatis
  • · Replies 2 ·
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2

Linear algebra Matrix with respect to basis

  • Technique101
  • · Replies 4 ·
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4

Brine Tank Optimization Problem

  • tornzaer
  • · Replies 3 ·
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3

Triple Integral ( IS THIS RIGHT?)

  • een
  • · Replies 6 ·
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6

Need help with this Vector Question +rep

  • simpleas123
  • · Replies 10 ·
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10

Mastering Laplace Transforms: Solving Algebraic Equations with Ease

  • smk037
  • · Replies 1 ·
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1

Expectation and Standard Deviation(SD)

  • helix999
  • · Replies 8 ·
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8

Integration by Substitution using Partial Fractions Decomposition

  • 3.141592654
  • · Replies 1 ·
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1

Can you check my work? power series representation

  • Jac8897
  • · Replies 3 ·
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3

Calculating the directional derivative of a function of two variables

  • wshfulthinker
  • · Replies 4 ·
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4

Subsets and subspaces of vector spaces

  • gtfitzpatrick
  • · Replies 6 ·
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6

Easy non-homogenous 2nd order diff.eq

  • Dissonance in E
  • · Replies 2 ·
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2

Reverse Runge-Kutta: Solving e^(x) + y = dy/dx [-1,1]

  • ch2kb0x
  • · Replies 2 ·
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2

Mean and varince of Log(X) Where X~U[1,0]

  • rosh300
  • · Replies 2 ·
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2

Integration - Dr. Evil is my teacher

  • steve2212
  • · Replies 6 ·
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6

Derivative and marginal profit

  • stanton
  • · Replies 4 ·
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4

Convergence in mean square (or L^2) sense

  • kingwinner
  • · Replies 1 ·
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1
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1

Find a,b,c in sin^5(x) = asin(x) + bsin(3x) + csin(5x)

  • soopo
  • · Replies 1 ·
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1

How Do You Further Simplify the Limit of a Square Root Expression?

  • pyrosilver
  • · Replies 5 ·
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5

Please tell me the definition of this problem

  • rado5
  • · Replies 4 ·
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4

Mean Value Theorem - Find the values of c

  • sp09ta
  • · Replies 3 ·
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3

Writing 2^{1-i} using Euler's Formula

  • DEMJ
  • · Replies 1 ·
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1

Recommended intro to differential equations textbook

  • psycovic23
  • · Replies 1 ·
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1

Should be a really easy solve - Trap rule using table?

  • zaboda42
  • · Replies 2 ·
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2

Interpreting equivalence classes geometrically

  • MathDude
  • · Replies 8 ·
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8

Optimal Degree for Approximating Cosine with Taylor Series

  • hadroneater
  • · Replies 3 ·
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3

Converting triple integral to spherical

  • CINA
  • · Replies 7 ·
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7

Did I Use the Ratio Test Correctly?

  • Jac8897
  • · Replies 2 ·
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2

Absolute Min/Max, Bounded region

  • Iconate
  • · Replies 5 ·
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5

Finding the Taylor polynomial for the first three terms

  • NastyAccident
  • · Replies 4 ·
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4

Area Under Hyperbola: Green's Theorem

  • sara_87
  • · Replies 5 ·
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5

Find a point in a line closest to another point

  • fireb
  • · Replies 3 ·
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3
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2

Describe vector inside a triangle as other vectors

  • Entertainment
  • · Replies 9 ·
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9

Probability Question about CDFs

  • doggie_Walkes
  • · Replies 5 ·
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5

Deriving Formula for Ellipse Sector Area: Questions & Transformations

  • kandelabr
  • · Replies 6 ·
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6

How do you find sinhx and coshx when tanhx = 12/13?

  • Slimsta
  • · Replies 6 ·
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6

What is Sylow's theorem and how does it relate to finite groups?

  • halvizo1031
  • · Replies 2 ·
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2

Find the radius of the osculating circle

  • fireb
  • · Replies 3 ·
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3

Prove 2/5 perfect squares must be even to have their sum equal odd

  • cap.r
  • · Replies 3 ·
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3
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15

Differential of the exp function prove

  • Sennap
  • · Replies 3 ·
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3

Need Help With Laurent Series Struggles?

  • nk735
  • · Replies 4 ·
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4

How to Solve a System with Repeated Eigenvalues?

  • jrsweet
  • · Replies 2 ·
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2

Dirac delta function evaluation

  • vwishndaetr
  • · Replies 2 ·
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2

Linear Subspace in R^5 and spanning vectors

  • KaiserBrandon
  • · Replies 11 ·
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11

I desperately with hypergeometric functions.

  • Snoofleglax
  • · Replies 1 ·
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1

Drug Absorption: Proportional to Amount Present at Time t

  • Shaybay92
  • · Replies 7 ·
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7

If you exponentiate the left side, you getP/(P - 1) = Ce^(2t)

  • SpartanG345
  • · Replies 2 ·
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2

Questions about convergence of series.

  • Nerdynerd
  • · Replies 17 ·
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17

Integrating Change Variables: Triangular Region

  • zhuyilun
  • · Replies 4 ·
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4

Find the average value of the function f(x,y)=x^2+y^2

  • een
  • · Replies 1 ·
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1

Integrating {(x^2) / sqrt[(x^2) - 9] } dx

  • iatnogpitw
  • · Replies 1 ·
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1

General Solution to ODE Quiz Problem: Find n and C for y=Cx^n as a Solution

  • SpartanG345
  • · Replies 6 ·
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6

Proving Basis of Av with Invertible A Matrix

  • Chris Rorres
  • · Replies 5 ·
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5

Geometric description of the nullspace

  • Tomblue
  • · Replies 5 ·
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5

Can Limits and Conjugates Solve This Tricky Problem?

  • ctran
  • · Replies 15 ·
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15

Linear Subspace of R^n: Arithmetic Progressions Verification

  • KaiserBrandon
  • · Replies 2 ·
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2

CalcIII extreme values and saddle points

  • chronie
  • · Replies 2 ·
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2

Stokes' Theorem: Evaluating a Contour Integral for a Given Surface

  • s_gunn
  • · Replies 5 ·
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5

Locally path connected implies path connected

  • Mosis
  • · Replies 1 ·
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1
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5

Derivative of Complex Functions: Cauchy-Riemann and Quotient Rule

  • soopo
  • · Replies 4 ·
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4

Differentiation using a constant question

  • MathDork00
  • · Replies 2 ·
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2

Proving Homeomorphism: D^n / S^{n-1} to S^n using n=1,2,3 cases

  • latentcorpse
  • · Replies 2 ·
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2

Proving the Natural Logarithm Property: ln(e)=1

  • applegatecz
  • · Replies 2 ·
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2

Phase portrait of nonlinear system of differential equations

  • p3forlife
  • · Replies 2 ·
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2

Local Maximum/Minimum summary help

  • Slimsta
  • · Replies 2 ·
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2

Topology: Proving Z Open in X/Y iff Y ∪ Z Open in X

  • latentcorpse
  • · Replies 28 ·
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28

How to Calculate Water Level Changes in a Filling Trough

  • Lancelot59
  • · Replies 4 ·
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4

Understanding Y² Graphing and Confusing Points on the X-Axis

  • qazxsw11111
  • · Replies 3 ·
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3

Solve Optimization Problem for Max Cylinder Volume w/ 36cm Perimeter

  • mattmannmf
  • · Replies 6 ·
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6

How do we calculate the determinant of a large matrix?

  • Kruger
  • · Replies 11 ·
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11