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

Lim x->0 e^(-1/x^2)/x^3 (Don't Understand Why I Can't Do It)

  • EstimatedEyes
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4

Calculating Depth of Water in Hemispherical Bowl with Related Rates

  • ƒ(x)
  • · Replies 8 ·
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8

Is the Surface S a Disk Parallel to the yOz Plane?

  • Susanne217
  • · Replies 9 ·
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9

Plane through intersection of two planes, perpendicular to a third

  • fireb
  • · Replies 1 ·
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1

Calculating Outward Flux of Vector Field on Ball Boundary

  • kidsmoker
  • · Replies 1 ·
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1

Does the sequence \sum_{n=1}^{\infty} \frac{n^n}{(2n)!} converge or diverge?

  • battery2004
  • · Replies 7 ·
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7

Solving Nonlinear Integral Equation with Newton Method

  • sara_87
  • · Replies 1 ·
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1

Critical Points - Multivariable Calc

  • Mona1990
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2
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3

Unit vectors in plane of u and v perpendicular to w

  • lha08
  • · Replies 3 ·
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3

Why is sin(x²) not periodic?

  • kingwinner
  • · Replies 5 ·
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5
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2

Prove A is symmetric iff x*Ay = Ax*y

  • s_j_sawyer
  • · Replies 11 ·
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11

Dot Product, Derivative, and Vector Valued Functions

  • ourio
  • · Replies 4 ·
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4

Double integral of 2/(2-x^2+y^2) from -y to y and 0 to sqrt(2)/2

  • cragar
  • · Replies 3 ·
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3

Equation of tangent line w/ sqrt.

  • Calc.Hatr10
  • · Replies 14 ·
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14

Why does change of variables y=5x require a new function g(y)?

  • kingwinner
  • · Replies 1 ·
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1

Particles joined by light elastic string

  • Galadirith
  • · Replies 2 ·
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2

Finding vertical and horizontal tangent lines for (x² + y²)² = 4xy

  • Light bulb
  • · Replies 8 ·
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8

Particular solution of x''+3x'+2x=1/(1+e^t)

  • eidbadr
  • · Replies 3 ·
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3

Solving a Double Integral: Where is the Error?

  • tnutty
  • · Replies 3 ·
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3

Double Integral of sin(x^2) on TI-89

  • filter54321
  • · Replies 3 ·
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3

Proof by induction of polynomial differentiability

  • ssayan3
  • · Replies 5 ·
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5

Show that yf(y^{-1}x) is convex if f is convex

  • Mathmos6
  • · Replies 2 ·
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2

Sine Integral Function in differential equation

  • kathrynag
  • · Replies 3 ·
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3

Integration Problem: Solving ∫ 1/r³ dr/dt

  • kashiark
  • · Replies 4 ·
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4

Limiting Values of 2cos^2(x)/cos(3x) at x->pi/2

  • Dell
  • · Replies 7 ·
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7

Solving dW/dx=W(4-2W)^(1/2) for sech

  • kathrynag
  • · Replies 13 ·
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13

How to Convert Between CDF and PDF Functions in Mathematical Equations?

  • scot72001
  • · Replies 4 ·
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4

Related Rates: Man and Spotlight

  • Lancelot59
  • · Replies 8 ·
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8

First order differential equation with all solutions through one point

  • ariel.goldsti
  • · Replies 2 ·
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2

Double integral of 1/(1-xy) from 0 to 1 for both x and y

  • cragar
  • · Replies 2 ·
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2

Finding Vectors to Span Set W: Can u and v Fully Represent W?

  • cdub2
  • · Replies 2 ·
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2

Finding the General Solution for a Second Order Differential Equation

  • Daniel D
  • · Replies 1 ·
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1

Absolute Max/Min of f on [0,8]

  • hover
  • · Replies 7 ·
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7
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2

Differentiate f(x) = x^x ln(3x-6)

  • Sky.Anthony
  • · Replies 4 ·
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4

Does the inverse distribute over the group operation o?

  • aeonstrife
  • · Replies 3 ·
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3

Linear Algebra Book Recomendations?

  • sam.baranoff
  • · Replies 6 ·
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6

How can I use calculus to graph f(x)= 10(ln(ln(x))/ln(x))?

  • NonTradHaruka
  • · Replies 2 ·
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2

Absolute Min of y=x Sqr.Root (3-x) in Domain (-infinity, 3]

  • mattmannmf
  • · Replies 1 ·
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1

Solving Tricky ODEs: \dot{a}^2=\frac{C}{a}

  • latentcorpse
  • · Replies 8 ·
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8

Cross product and the angles of a prallelogram

  • rado5
  • · Replies 3 ·
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3

How to use ln and e as inverse functions to solve for a limit

  • Jac8897
  • · Replies 1 ·
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1
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2

Proof: F(1/x) Gets Negative Values for Odd Polynomials

  • Dell
  • · Replies 12 ·
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12

Why Is {\overline{1},\overline{2},\overline{3}} Modulo 4 Not a Group?

  • hitmeoff
  • · Replies 5 ·
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5

Poisson Distribution and Chebyshev's Inequality

  • ryanj123
  • · Replies 1 ·
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1

Graph Theory Proof: Number of Vertices and Edges in a Connected Graph

  • beddytear
  • · Replies 5 ·
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5

Variation of Parameters (Diffy Equ.)

  • EV33
  • · Replies 3 ·
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3

Proving the stabilizer of an element is a subgroup

  • hitmeoff
  • · Replies 3 ·
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3

Cal 2 ratio test where is my mistake

  • Jac8897
  • · Replies 2 ·
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2

Combinatorics: Even 3-Digit Numbers from 1-7 with Restrictions

  • Dell
  • · Replies 2 ·
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2

Finding Points of Parallel Tangent Plane for z=(x^2)(e^y)

  • nirali35
  • · Replies 1 ·
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1

Symmetric Difference Qutotient

  • Juwad
  • · Replies 19 ·
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19

Find all Complex 2x2 matrices A

  • beetle2
  • · Replies 21 ·
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21

Simplifying e^(1/(n+1))/e^(1/n) for the ratio test

  • Jac8897
  • · Replies 12 ·
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12

Vector Algebra - Vector Triple Product Proof

  • H2instinct
  • · Replies 14 ·
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14

Proving Coset Properties in Abstract Algebra

  • vwishndaetr
  • · Replies 7 ·
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7

Proof of derivative of determinant

  • unfunf22
  • · Replies 5 ·
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5

Taylor series vs. Fourier series

  • jaejoon89
  • · Replies 2 ·
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2

Order Statistics/Change of Variable

  • cse63146
  • · Replies 1 ·
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1

Impossible trick question double integral

  • vandyboy73191
  • · Replies 9 ·
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9

Proving the Limit of f(ax) with Delta Epsilon

  • evry190
  • · Replies 2 ·
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2

Proving theorem 3 for probability matrices

  • collinito
  • · Replies 1 ·
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1

How Do You Integrate 4cos(n pi t)?

  • Jonny3688
  • · Replies 5 ·
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5

Cycle decompositions of the rigid motions of the cube

  • gotmilk04
  • · Replies 2 ·
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2

Statistics tests of significance

  • SpartanG345
  • · Replies 1 ·
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1

Partial differential equation - change of variables.

  • mathman44
  • · Replies 3 ·
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3

Solving non Homogeneous second order differential equation

  • phil ess
  • · Replies 3 ·
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3

Derivative of Exponential and Logarithmic Function Concept Question

  • jacksonpeeble
  • · Replies 2 ·
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2

Derivatives of Arctan and arcsin

  • phypsychs
  • · Replies 2 ·
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2

Reverse Product Rule: Understanding its Application in Integration

  • brandy
  • · Replies 1 ·
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1

Bacteria Growth without integration

  • Mirole
  • · Replies 1 ·
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1

Trigonometry Problem: Finding Length of Vector a = (-2sint, 0, -2cost)

  • hanelliot
  • · Replies 2 ·
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2

What is the length of (-4pi sin(t), 4pi cos(t), 1) in trigonometry?

  • hanelliot
  • · Replies 4 ·
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4

Can Integration Techniques Solve the ODE y' = ye^(x+y)?

  • brandy
  • · Replies 11 ·
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11
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1

Sum of convergent and divergent series

  • tarheelborn
  • · Replies 4 ·
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4

Eigenvalues of a linear transformation (Matrix)

  • Iconate
  • · Replies 5 ·
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5

Why does e^(-y)/y not have an elementary integral?

  • brandy
  • · Replies 2 ·
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2

Solve Integration Prob: \int \frac{1}{x} dx

  • look416
  • · Replies 6 ·
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6

Solve 2nd Order Diff Eq: y''=sin(3t)+4e^t, y(0)=1, y'(1)=0

  • Dissonance in E
  • · Replies 1 ·
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1

Where does xp(t) = A come from in this solution?

  • -EquinoX-
  • · Replies 1 ·
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1

CLEP Calculus Test: Deriving General Solution to y' = sin X

  • 3.141592654
  • · Replies 6 ·
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6

Finding the sum of following series

  • kira137
  • · Replies 20 ·
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20

Series solution for ode by undetermined coefficients

  • John 123
  • · Replies 4 ·
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4

Showing the parallelogram law with a simplistic knowledge of vectors

  • Combinatus
  • · Replies 1 ·
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1

Prove lim(x->3) x^2 = 9 by defintion

  • njama
  • · Replies 8 ·
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8
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10

Proof using intermediate theorem

  • njama
  • · Replies 7 ·
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7

How Do You Solve a Laplace Transform with Partial Fractions?

  • ihatelaplace
  • · Replies 1 ·
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1

Limit change of variable legality?

  • Pengwuino
  • · Replies 2 ·
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2

How Derivatives Affect the Graph (Proving Question)

  • cjaylee
  • · Replies 6 ·
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6
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3

Finding Limit using Derivative

  • Jules18
  • · Replies 18 ·
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18
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11

Double Integral Over General Region

  • vandyboy73191
  • · Replies 4 ·
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4

Finding lim x→1 (1+cos πx)/tan² πx

  • quozzy
  • · Replies 3 ·
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3

Finding the angle that maximizes screw efficiency

  • Eonfluxx
  • · Replies 4 ·
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4