Calculus Forum

Join experts in discussion of calculus topics. This may include topics on Elementary functions, Calculating limits, derivatives and integrals. Optimization problems and Homework help is available.

Threads

Undergrad Y=(x^2) +1 and y = - (x^2)? tangent

  • swechan02
  • · Replies 2 ·
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2

Undergrad Why Are These the Formulas for Derivatives and Logarithms?

  • blah
  • · Replies 6 ·
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6

Undergrad Integration by parts when a limit is infinity.

  • Shinjo
  • · Replies 14 ·
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14

Graduate Why Doesn't the Second Derivative Work Starting with y^2-xy=2?

  • sjaguar13
  • · Replies 5 ·
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5

Graduate Can These Mathematical Proofs Determine the Limit of a Function?

  • semidevil
  • · Replies 2 ·
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2

Undergrad How Do Double Integrals and Polar Coordinates Relate to Symmetry Arguments?

  • jenc305
  • · Replies 3 ·
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3

Undergrad How do I Find the Derivative of sin(2x)?

  • SomeRandomGuy
  • · Replies 3 ·
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3

Undergrad Irrational + irrational = rational

  • tonebone10
  • · Replies 38 ·
2
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38

Graduate What are some vector calculus questions about gradient, divergence, and curl?

  • misogynisticfeminist
  • · Replies 9 ·
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9

Undergrad General term of the sequence, if it exists

  • relinquished™
  • · Replies 9 ·
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9

Undergrad Distance from the origin to the curve

  • physicsCU
  • · Replies 8 ·
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8

Graduate Finding Volume of a Bounded Cylinder with Double Integral

  • One-D
  • · Replies 3 ·
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3

Undergrad Can I Prove the Chain Rule with the Definition of a Total Differential?

  • Icebreaker
  • · Replies 8 ·
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8

Undergrad I with the following questions.

  • DLxX
  • · Replies 8 ·
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8

Undergrad Critical Points of f(x): -2x^3 + 39x^2 - 180x + 1

  • smith5029
  • · Replies 6 ·
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6

Graduate Proving Pn(x^2) as the 4n+2-nd Taylor Polynomial of sin(x^2) using Rn(x) Limits

  • trap
  • · Replies 2 ·
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2

Graduate Is There a Real Solution for a^n+b^n=c^n as n Approaches Infinity?

  • Icebreaker
  • · Replies 62 ·
3
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62

High School Is there an easier approach for solving trigonometric identities?

  • Dooh
  • · Replies 2 ·
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2

Undergrad Limit of Sum as n Approaches Infinity: 1/n * sqrt(1-i^2/n^2) = 0

  • mprm86
  • · Replies 6 ·
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6

Undergrad Integrals of Rational Functions

  • Kp0684
  • · Replies 2 ·
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2

Undergrad How can I factor a quartic equation without a calculator for the AIME?

  • p53ud0 dr34m5
  • · Replies 14 ·
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14

Undergrad Finding the first 6 terms of the Maclaurin series for e^x·cos x

  • Yura
  • · Replies 13 ·
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13

Undergrad Prove that lim(x→0) x(ln x)^n = 0 for positive integers n

  • trap
  • · Replies 5 ·
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5

Undergrad How do I calculate an integral with a square root in the denominator?

  • solkahns
  • · Replies 2 ·
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2

Undergrad Integral of 1/(3cos x - 4sin x) with u = tan(x/2)

  • chimera
  • · Replies 10 ·
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10

Graduate Integral Test for \sum^{\infty}_{n=2} \frac{1}{n(ln\;n)^{2}} - 0.01

  • 3.14159265358979
  • · Replies 8 ·
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8

Undergrad Finding absolute max and min of sin(x) + cos(y) on [0,2π]×[0,2π]

  • mathrocks
  • · Replies 8 ·
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8

High School What is the series 1/1! + 2/2! + 3/3! + ... called?

  • LENIN
  • · Replies 6 ·
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6

Undergrad Throwing an Object to Reach the Top of the Washington Monument

  • Dimented Visions
  • · Replies 2 ·
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2

Undergrad What is the limit of (e^x-1)/x as x approaches 0?

  • kidia
  • · Replies 2 ·
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2

Undergrad Proving Orthogonal Curves at Intersection Point

  • gokugreene
  • · Replies 6 ·
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6

Undergrad Why Pick Delta as 1 in Limits of Functions?

  • semidevil
  • · Replies 10 ·
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10

High School Grr, deleted line in Newton's Method program

  • Coldie
  • · Replies 20 ·
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20

Undergrad What is the Best Way to Determine x Given y in a Sine Wave Algorithm?

  • webamoeba
  • · Replies 6 ·
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6

Undergrad Using polar coordinates for double integral over unit square

  • ninjacookies
  • · Replies 32 ·
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High School Solución a Problema de Viga y Corredores

  • madin
  • · Replies 10 ·
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10

Undergrad Does the sequence (2n-1)/(3n²+1) converge?

  • Physicsisfun2005
  • · Replies 3 ·
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3

Who's done the most homework in shortest amount of time?

  • Jameson
  • · Replies 21 ·
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21

Undergrad Wire wound on a cylindrical pole with variable radius

  • Jameson
  • · Replies 4 ·
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4

Undergrad How do you determine which denominators to multiply in integrating fractions?

  • Juche
  • · Replies 6 ·
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6

Graduate Geom Series: Converge Radius 1, c Complex Num

  • spacediablo
  • · Replies 2 ·
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2

Undergrad Derivative of tanh with a composite argument

  • .....
  • · Replies 3 ·
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3

Undergrad Computing ∫₀¹ x sin(x)/(1+cos²(x)) dx

  • msmith12
  • · Replies 14 ·
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14

Graduate Proving Hodge Decomposition Theorem for Compact Riemannian Manifolds

  • Haelfix
  • · Replies 3 ·
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3

Undergrad Getting the Derivative of f(w) = ln[cos(w-1)]

  • dec1ble
  • · Replies 14 ·
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14

Graduate Is the Interior of A Equal to the Interior of the Closure of A?

  • PBRMEASAP
  • · Replies 3 ·
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3

Undergrad How do you find the indefinite integral of xsinx

  • laker88116
  • · Replies 8 ·
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8

Undergrad Why Does Summation Not Converge?

  • hola
  • · Replies 7 ·
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7

Undergrad Is Advanced Calculus I Really That Challenging?

  • TimNguyen
  • · Replies 9 ·
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9

Undergrad Explain how you can use these powers to define 3^( sqrt of 2 )

  • jai6638
  • · Replies 8 ·
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8

Graduate Integrate this without gauss theorem

  • TheDestroyer
  • · Replies 6 ·
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6

Undergrad Can I Integrate e^[1 / (1 + t)] dt Numerically?

  • irony of truth
  • · Replies 6 ·
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6

Undergrad What is the number e and how is it related to logarithms?

  • J7
  • · Replies 2 ·
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2

High School Finding bounds for area of one loop in polar curves

  • Jameson
  • · Replies 16 ·
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16

Graduate Is there a simpler way to write the cross product of curl?

  • Galileo
  • · Replies 3 ·
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3

Undergrad Double Integrals: Notation Question

  • Zurtex
  • · Replies 9 ·
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9

Undergrad Integrating x² over 1+x²

  • trap
  • · Replies 8 ·
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8

Graduate How Do You Calculate Line Integrals and Center of Mass for Complex Shapes?

  • hytuoc
  • · Replies 2 ·
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2

Undergrad Implicit diff (2 var), error or what?

  • trancefishy
  • · Replies 6 ·
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6

Undergrad Problem on finding the second derivative.

  • jzq
  • · Replies 3 ·
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3

Undergrad Calculating Volume of Solid Using Cylindrical Shell Method

  • pattiecake
  • · Replies 2 ·
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2

High School Finding the limit as x approaches 0 from the left of 1 + 1/x

  • ashleyk
  • · Replies 4 ·
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4

Undergrad Curve sketching for f(t) = 3t⁴ + 4t³

  • jzq
  • · Replies 2 ·
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2

Undergrad How do I integrate (X/X+d)dX using substitution?

  • funkwort
  • · Replies 17 ·
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17

Graduate Finding integration bounds in cylindrical and spherical coordinates

  • hytuoc
  • · Replies 2 ·
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2

Graduate Integrating csc(2x)ln(tan(x))

  • flying2000
  • · Replies 3 ·
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3

High School Solving sqrt(x-1) + sqrt(y-2) = sqrt(5) for x and y

  • mohlam12
  • · Replies 6 ·
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6

Graduate Compactness contradiction physics

  • mansi
  • · Replies 6 ·
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6

Graduate Suppose in general a pair of functions

  • Flyboy27
  • · Replies 5 ·
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5

Graduate How to Obtain A or U from Inverse Nabla Functions?

  • TheDestroyer
  • · Replies 2 ·
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2

Undergrad Paradoxical definition of the Derivative

  • danne89
  • · Replies 11 ·
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11

Undergrad F(x)={sinx for x<22/7 {mx+b for x>22/7

  • kidia
  • · Replies 4 ·
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4
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4

Undergrad How Do You Solve a Differential Equation for Wildlife Population Growth?

  • Coldie
  • · Replies 2 ·
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2

Graduate When will D(n!) and D(D(n!)) reach a googol or googolplex?

  • bomba923
  • · Replies 4 ·
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4

Undergrad Appropriate Change of Variables for integration

  • Flyboy27
  • · Replies 6 ·
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6

Undergrad Is the function continuous at x=2 in f(x)= (x^2-4)/(x-2)?

  • klmdad
  • · Replies 3 ·
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3

Undergrad What is the proof of riemann integral?

  • semidevil
  • · Replies 44 ·
2
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44

Undergrad Simpson's rule can solve cubics exactly

  • zeta101
  • · Replies 5 ·
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5

Undergrad How can I prove that vector c bisects the angle theta between vectors a and b?

  • Perion
  • · Replies 5 ·
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5

Graduate Convergence of Harmonic Series with Omitted 9s in Denominator

  • Nobody1111
  • · Replies 2 ·
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2

Undergrad Find the derivative of the function.

  • klmdad
  • · Replies 3 ·
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3

Undergrad Someone with a math computer program

  • msmith12
  • · Replies 2 ·
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2

Undergrad Finding the limit of a function with e and ln

  • trap
  • · Replies 4 ·
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4

Graduate Numerical analisis and complex integrals

  • eljose
  • · Replies 5 ·
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5

Undergrad Is the derivative equal to one over the derivative of the inverse?

  • Crosson
  • · Replies 2 ·
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2

Undergrad Calculating the exact value of an inverse

  • trap
  • · Replies 3 ·
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3

Undergrad When to use Washer, Shell or Disk

  • Pseudo Statistic
  • · Replies 5 ·
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5

Graduate What is the inverse of the integral transform in complex analysis?

  • eljose
  • · Replies 9 ·
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9

Undergrad Is the Putnam Math Competition More Challenging Than Other Math Competitions?

  • tongos
  • · Replies 2 ·
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2

Graduate Finding vector potential A from magnetic field B using curl

  • TheDestroyer
  • · Replies 16 ·
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16

Graduate Finding the integral of cos(ax)/sinh(bx) from 0 to infinity

  • Nima
  • · Replies 7 ·
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7

High School Is x=0 Included in the Increasing or Decreasing Range of y=x^2?

  • Kamataat
  • · Replies 7 ·
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7

Graduate Examples of complex analysis properties without proofs

  • nocheesie
  • · Replies 8 ·
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8

Graduate Help me understand this proof, so I can present it

  • semidevil
  • · Replies 4 ·
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4

Undergrad Sin(5r)/r Limit Evaluation: How to Handle 5 in the Equation

  • NINHARDCOREFAN
  • · Replies 2 ·
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2

Undergrad How is the Area of a Polar Curve Derived from a Riemann Sum?

  • DoubleMike
  • · Replies 2 ·
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2

Graduate How did ostrogradsky prove the divergence theorem?

  • semidevil
  • · Replies 2 ·
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2

Undergrad Is ln(-x) Defined for Negative Real Numbers?

  • Kamataat
  • · Replies 3 ·
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3

Graduate Can contour integration always be used to solve integrals?

  • secret2
  • · Replies 2 ·
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2