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

How Do You Differentiate x^2y and xy^2?

  • afcwestwarrior
  • · Replies 5 ·
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5
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2

Are normal vectors and steepest direction both found using gradients?

  • kasse
  • · Replies 5 ·
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5

Separation of variables and generalised fourier series

  • catcherintherye
  • · Replies 1 ·
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1

Integration by parts error with ∫x²cos(x)dx

  • Aerosion
  • · Replies 1 ·
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1

Derivation with x^2 and root x

  • disregardthat
  • · Replies 8 ·
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8

Show x³ - 3kx + 1 has no two distinct roots for k<0, find discontinuities

  • ChocHeartz
  • · Replies 7 ·
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7

How Do You Calculate the Integral of e^x from 0 to 1 Using Riemann Sums?

  • angel_eyez
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1

Proving <x, T_a> is Nonzero for Countable a in Hilbert Space H

  • Raven2816
  • · Replies 19 ·
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19

One Dimensional Diffusion Equation

  • NeoDevin
  • · Replies 2 ·
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2

How Do You Solve the Integral of (sin(5x))^(-2) dx?

  • Mag|cK
  • · Replies 7 ·
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7
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2

Mobius Transformations and Geometric Interpretations

  • moo5003
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1

Length of Curve: Find \int_{0}^{1} (3x^3+11x) dx

  • Aerosion
  • · Replies 2 ·
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2

What is the degree of the splitting field for x^6+x^3+1?

  • happyg1
  • · Replies 16 ·
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16

I just need my work checked, derivatives

  • FlipStyle1308
  • · Replies 6 ·
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6

Is the Subset (b1, b2, b3) a Subspace of R3?

  • robierob12
  • · Replies 9 ·
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9

Abstract Algebra: M(R) 2x2, units, where does the determinant come from?

  • rookandpawn
  • · Replies 12 ·
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12

Solve Integration Problem: \int_{1}^{2}(\frac{2}{2x+1})^3 dx

  • disregardthat
  • · Replies 9 ·
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9

How to Solve an Antiderivative with Tricky Denominators

  • OSalcido
  • · Replies 3 ·
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3

Traffic Signal Necessity at Intersection in Thomasville, Oregon

  • User Name
  • · Replies 4 ·
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4

What is the derivation of the identity (dS/dV)T=(dP/dT)V in thermodynamics?

  • pivoxa15
  • · Replies 10 ·
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10

How to derive the chain rule from first principles

  • pivoxa15
  • · Replies 9 ·
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9

Factorisation of cyclotomic polynomials

  • catcherintherye
  • · Replies 1 ·
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1

Differential equations - linear dependency

  • braindead101
  • · Replies 3 ·
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3

Using root test and ratio test for divergence

  • superdave
  • · Replies 2 ·
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2

Convergence of Alternating Series with Tricky Terms

  • Gauss177
  • · Replies 2 ·
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2

Integrate the function e^(x^2)

  • lost_math
  • · Replies 1 ·
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1

Volterra Eqn of 2nd Kind -> DEQ

  • Elvex
  • · Replies 2 ·
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2

Eisensteins criterion and irreducible polynomials

  • catcherintherye
  • · Replies 1 ·
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1

How do I integrate (e^3lnx + e^3x)dx without a calculator?

  • boardinchic
  • · Replies 4 ·
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4

What is the limit of [2x^{2}y/(x^4 + y^4)] as (x,y) approaches (0,0)?

  • merced
  • · Replies 3 ·
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3

Complex Functions of a complex variable

  • Solidmozza
  • · Replies 3 ·
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3

Calculating Volume of Rotated Region in Quadrant 1

  • Aerosion
  • · Replies 5 ·
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5

What distribution should I use for generating random client counts?

  • twoflower
  • · Replies 2 ·
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2

Question from last year's topology exam

  • quasar987
  • · Replies 1 ·
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1

How can I integrate 2x^2*exp(x^3)?

  • kasse
  • · Replies 5 ·
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5

Where did this equation come from?

  • pivoxa15
  • · Replies 6 ·
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6

Calculating the Rate of Change for Two Moving Cars

  • afcwestwarrior
  • · Replies 19 ·
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19

Prove x^2-3y^2=1 Has Infinite Solutions w/ Method of Ascent

  • Frillth
  • · Replies 1 ·
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1

Using De Moivre's theorem to evaluate integrals of sin^m(x)cos^n(x)

  • chaoseverlasting
  • · Replies 8 ·
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8

Textbooks on discrete Fourier analysis and the fast Fourier transform

  • Mindscrape
  • · Replies 1 ·
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1

Limit of x²/(x²+y²) as (x,y)→(0,0)

  • merced
  • · Replies 4 ·
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4

Computing the gradient to find steepest ascent on a hill surface

  • kasse
  • · Replies 3 ·
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3

Triple Integral - Volume Question

  • twiztidmxcn
  • · Replies 1 ·
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1

Why is the solutions sheet calling that equation Cauchy's inequality?

  • pivoxa15
  • · Replies 3 ·
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3

Testing for Convergence or Divergence of 1+sin(n)/10^n Series

  • superdave
  • · Replies 10 ·
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10

How Do You Integrate dx/sqrt(x^2+2x+5)?

  • Chadlee88
  • · Replies 6 ·
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6

Not certain about Complex Number, Polar Form Question

  • linuxux
  • · Replies 2 ·
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2

Distance between two planes from cartesian equations

  • linuxux
  • · Replies 2 ·
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2

Verifying the heat equation solution for a metal rod

  • foranlogan2
  • · Replies 1 ·
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1

What is the Exact Value of j^j?

  • sara_87
  • · Replies 20 ·
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20

Population Question Using Half-Life Equation

  • justine411
  • · Replies 4 ·
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4

Directional derivative and gradient vector

  • kasse
  • · Replies 1 ·
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1

Find Derivative of f(x) = x - \sqrt{x}

  • shwanky
  • · Replies 9 ·
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9

Homomorphisms and isomorphisms

  • happyg1
  • · Replies 1 ·
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1

Finding critical numbers of g(t) = √(4-t)

  • BoogieL80
  • · Replies 7 ·
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7

Why does an absolute value function split into two cases?

  • Corkery
  • · Replies 5 ·
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5

How Do You Solve the Integral of t * csc^2(t) dt?

  • mcmw
  • · Replies 4 ·
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4

Find Critical Numbers of sin^2 x + cos x Function

  • BoogieL80
  • · Replies 4 ·
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4

Solving \int\frac{t^5}{\sqrt{t^2 + 2}}\ dt using Trig Substitution

  • teneleven
  • · Replies 8 ·
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8

What is the correct solution for this integral?

  • alba_ei
  • · Replies 2 ·
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2

Finding the derivative of (x+3)(x-4)(x+5)

  • sbose27
  • · Replies 3 ·
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3

LaGrange Error and power series

  • SoaringQuail
  • · Replies 1 ·
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1

(C[0,1],|| ||2) is a complete metric space

  • catcherintherye
  • · Replies 5 ·
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5

How can I solve limx->infinity (x/x+1)^x using L'Hospital's rule?

  • angel_eyez
  • · Replies 15 ·
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15

First Order Differential Equations

  • Bucky
  • · Replies 19 ·
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19
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7

Surface Integral: Evaluating Double Integral of f.n ds on Sphere

  • anand
  • · Replies 5 ·
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5

Integration by parts ln(x^2+14x+24)

  • cmantzioros
  • · Replies 4 ·
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4

How to integrate sec(θ) in a trig substitution

  • teneleven
  • · Replies 10 ·
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10

Energy balance equation in dynamic starvation model

  • end3r7
  • · Replies 3 ·
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3

Can some one show me how to do dy/dx?

  • yaho8888
  • · Replies 10 ·
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10

Finding dy/dx at x=4 with quotient and chain rule

  • linuxux
  • · Replies 13 ·
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13

Fundamental theorem of calculus applications and inverse trig domains

  • kingwinner
  • · Replies 18 ·
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18

Solve Repeated Integral: \int^2_1 \int^4_2 \sqrt{x-y} dx dy

  • Bucky
  • · Replies 8 ·
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8

Projection into the left null space

  • dorocie
  • · Replies 4 ·
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4

Deriving the Function f(x) = 1/(1+e^x) using Quotient Rule

  • linuxux
  • · Replies 6 ·
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6

Analytic Extension on a Complex Function

  • moo5003
  • · Replies 1 ·
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1

Proving Metric Space Containment: A Challenge

  • catcherintherye
  • · Replies 1 ·
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1

Proving convergence equivalences with subsequences and cluster points

  • Pseudo Statistic
  • · Replies 1 ·
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1

How to determine the point of intersection of sine and cosine?

  • linuxux
  • · Replies 5 ·
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5

What Is the Parallel of Least Radius on a Hyperboloid of Revolution?

  • Dragonfall
  • · Replies 2 ·
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2

Rate of change of triangle base given altitude and area rates

  • afcwestwarrior
  • · Replies 2 ·
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2

Can I use L'Hospitals rule here? (seem like i use it too often )

  • linuxux
  • · Replies 7 ·
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7

Proving Finite One-Sided Derivative at x=0 for f(x)=

  • chaoseverlasting
  • · Replies 10 ·
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10

Toricelli's Law Proof for Water Leaking from a Reservoir

  • webspherev6
  • · Replies 1 ·
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1

How does the positive definite matrix K relate to the kernel and range of A?

  • Mindscrape
  • · Replies 2 ·
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2
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1

Matemathic model for urinary system

  • student85
  • · Replies 2 ·
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2

Convergence of Integral with Alternating Series Test

  • Mathman23
  • · Replies 16 ·
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16

Greatest Integer Functions and odd, even functions

  • Hydroxide
  • · Replies 6 ·
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6

Fourier transform f(x)=sinax/x, a>0

  • catcherintherye
  • · Replies 3 ·
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3

2nd order DEQ: conserved quantity pt 2

  • fusi0n
  • · Replies 3 ·
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3

2nd order DEQ: weird solution method

  • fusi0n
  • · Replies 6 ·
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6

How Do You Calculate the First Three Bernoulli Numbers?

  • sara_87
  • · Replies 13 ·
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13

Can Any Matrix be Reduced to a Canonical Matrix?

  • daniel_i_l
  • · Replies 4 ·
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4

Parametric coordinates of an ellipse

  • chaoseverlasting
  • · Replies 8 ·
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8

Does f(x,y) = x + y + 9/x + 1/y have a global minimum?

  • CaityAnn
  • · Replies 11 ·
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11

How to Estimate the Area Under f(x) = x^2 Using Infinite Riemann Sums?

  • grant369
  • · Replies 19 ·
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19