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

Trig Calculus: Solving y = sin^2(x) / cos^2 (x)

  • tmt1
  • · Replies 2 ·
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2

Why Can't I Integrate \( e^{\sqrt{x}} \) Like \( (3x+5)^{5} \)?

  • Yankel
  • · Replies 3 ·
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3

How to Evaluate the Given Definite Integral?

  • Saitama
  • · Replies 2 ·
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2

Local Extrema of f(x,y)=3sin x sin y

  • MarkFL
  • · Replies 1 ·
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1

Graduate Taylor series in terms of discrete derivative

  • Jhenrique
  • · Replies 2 ·
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2

Undergrad Why Is \cos y Positive When Differentiating \arcsin x?

  • perishingtardi
  • · Replies 1 ·
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1
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4

Graduate Is it Possible to Win Big with Publisher's Clearing House?

  • ClamShell
  • · Replies 9 ·
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9

Max Volume: Finding Constraints, Dimensions

  • rsyed5
  • · Replies 2 ·
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2

How to Minimize the Material for a Boiler with Given Volume?

  • leprofece
  • · Replies 11 ·
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11

Maximizing the amount of water displaced by a sphere inserted in a cone

  • leprofece
  • · Replies 12 ·
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12

Estimating Oil Production with Simpson's Rule

  • shamieh
  • · Replies 9 ·
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9

Verifying Int. of f(x) Using Trapezoid Rule

  • shamieh
  • · Replies 3 ·
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3

Applying Simpson's Rule with 7 Pieces: Solving the Int.

  • shamieh
  • · Replies 4 ·
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4

Reduction formula instead of using identities for trigonometric integration?

  • aleksbooker1
  • · Replies 1 ·
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1

Graduate Do we have a general solution infinite series for the gamma function?

  • mesa
  • · Replies 6 ·
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6

Graduate Is Convolution and Integration: A True Equality in Mathematics?

  • Jhenrique
  • · Replies 4 ·
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4

Help with calculus problem with logarithm base e

  • linapril
  • · Replies 5 ·
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5

The Strange Behaviour of Numbers Close to Unity

  • Perplexed
  • · Replies 4 ·
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4

Graduate Expanding delta in Field Theory Derivation of Euler-Lagrange Equations

  • chuchi
  • · Replies 2 ·
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2

Find arc length given chord, radius

  • Ragnarok7
  • · Replies 7 ·
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7

Undergrad Rate of change of area of circle in respect to radius

  • grace77
  • · Replies 5 ·
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5

Definite Integral challenge #2

  • Saitama
  • · Replies 2 ·
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2

Did I make a mistake in evaluating this integral?

  • shamieh
  • · Replies 3 ·
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3

Polynomial Long Division w Integrals

  • shamieh
  • · Replies 4 ·
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4

Can We Use Tan^2 Theta to Solve Trig Substitutions?

  • karush
  • · Replies 3 ·
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3

Mathematical Techniques for Solving the Definite Integral Challenge

  • Saitama
  • · Replies 6 ·
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6

Help me cut the area under a parabola in half

  • Tennisgoalie
  • · Replies 1 ·
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1

Cut 16" Pizza into 3 Equal Pieces Using Calculus

  • MarkFL
  • · Replies 4 ·
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4
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2

Understanding the Area of a Curve: A^4 Y^2 = X^4 (A^2 - X^2)

  • Suvadip
  • · Replies 2 ·
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2

Evaluating a Limit Problem: Computing Integral

  • Saitama
  • · Replies 2 ·
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2

Graduate Is Fubini's Theorem Always Valid?

  • Jhenrique
  • · Replies 1 ·
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1

Graduate Determining a formula for a (sub)sequence

  • smize
  • · Replies 2 ·
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2

Undergrad Does Arctanh Go to Infinity When Its Argument Approaches Infinity?

  • rmiller70015
  • · Replies 1 ·
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1

Nick's question at Yahoo Answers regarding a volume by slicing

  • MarkFL
  • · Replies 1 ·
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1

Proofing the Relation of u, v, x, y, a

  • Yankel
  • · Replies 4 ·
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4

Undergrad Parametric equations for roots

  • Big-Daddy
  • · Replies 1 ·
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1

Evaluating Summation: Find $\sum_{i=1}^{\infty} (-1)^{i+1}f(i)$

  • Saitama
  • · Replies 7 ·
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7

High School Question about determining whether to use the chain rule or not?

  • JessicaJ283782
  • · Replies 2 ·
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2

Second derivative with chain rule

  • Yankel
  • · Replies 2 ·
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2

Graduate Series Expansion of 1/Polynomial

  • Hepth
  • · Replies 5 ·
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5

Normalization of a gaussian wavefunction

  • skate_nerd
  • · Replies 4 ·
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4

Can the derivative of the given integral be simplified to -A?

  • Suvadip
  • · Replies 8 ·
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8

Cat's question at Yahoo Answers regarding approximate integration

  • MarkFL
  • · Replies 1 ·
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1

What is the identity used to rewrite fractions in calculus?

  • shamieh
  • · Replies 8 ·
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8

Undergrad Does a limit exist at a point of discontinuity?

  • grace77
  • · Replies 6 ·
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6

Undergrad Why doesn't my method for integrating sinxcosx work?

  • wahaj
  • · Replies 5 ·
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5

Undergrad Why Don't Odd Integrals Necessarily Converge Over Infinite Symmetric Domains?

  • member 428835
  • · Replies 3 ·
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3
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5

Graduate Is 1+2+3+4+... equal to -1/12? A mind-boggling proof!

  • fargoth
  • · Replies 4 ·
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4

High School Why Does the Integral of 5 from 0 to 1 Equal 5?

  • oneamp
  • · Replies 2 ·
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2

What is the purpose of substitution in integration?

  • shamieh
  • · Replies 15 ·
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15

Nick's question at Yahoo Answers regarding a volume by slicing

  • MarkFL
  • · Replies 1 ·
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1

Undergrad Why complex discrete Fourier transform?

  • Jamal26
  • · Replies 1 ·
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1

Rewriting a limit as a derivative

  • NavalMonte
  • · Replies 8 ·
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8

Stuck trying to integrate the surface area of a curve

  • aleksbooker1
  • · Replies 7 ·
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7

Estimate the integral of g over the cube

  • mathmari
  • · Replies 8 ·
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8

Classify the following quadric surface

  • scolon94
  • · Replies 4 ·
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4

Holly's questions at Yahoo Answers regarding Lagrange multipliers

  • MarkFL
  • · Replies 1 ·
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1

High School Changing Perspectives in Math Class: From Memorization to Understanding

  • Mhorton91
  • · Replies 21 ·
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21

Jamie's question at Yahoo Answers regarding an indefinite integral

  • MarkFL
  • · Replies 2 ·
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2

Prove that m+m²/2+....=n-n²/2+....

  • anemone
  • · Replies 2 ·
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2

Finding the exact value of a limit

  • NavalMonte
  • · Replies 5 ·
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5

Calculating Second Order Derivative of w at t=1

  • Yankel
  • · Replies 8 ·
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8

Undergrad Confusing max(min(f(x,y)) notation?

  • Jyan
  • · Replies 4 ·
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4

Question about domain under a curve with derivative?

  • pleasehelpme2
  • · Replies 19 ·
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19

Graduate Why is ε→0⁺ used in both terms of the Cauchy principal value formula?

  • Jhenrique
  • · Replies 5 ·
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5

Graduate This integral solveable [itex]\int^{3.5}_{0.5}(sin(x*π)+1)^adx[/itex]?

  • no_alone
  • · Replies 6 ·
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6

Partial differentiation of an integral

  • lfdahl
  • · Replies 3 ·
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3

Solving Partial Fractions & Maclaurin Series Q&A

  • MarkFL
  • · Replies 1 ·
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1

Graduate Trig substitution into integrals

  • tadf2
  • · Replies 3 ·
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3

Undergrad Solving for the range of a multivariable function.

  • Ascendant78
  • · Replies 2 ·
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2

Material Implication: True Premise, False Result

  • Evgeny.Makarov
  • · Replies 1 ·
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1

Area under curves and Limit of a sequence,

  • namerequired
  • · Replies 3 ·
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3

Graduate How can we choose y and k to express f(g(x+h)) in the desired form?

  • Bashyboy
  • · Replies 4 ·
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4

Optimization of the sum of the surfaces of a sphere and cube

  • leprofece
  • · Replies 5 ·
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5

Undergrad Continuity of one function, implies continuity of another?

  • bobby2k
  • · Replies 2 ·
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2

Graduate Clarifications regarding definitions of Taylor, Laurent etc. series

  • Avichal
  • · Replies 3 ·
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3

Volume of Solid of Revolution about Oblique Axis - Kyle's Question

  • MarkFL
  • · Replies 1 ·
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1

Partial Fraction Decomposition

  • shamieh
  • · Replies 4 ·
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4

Minimizing the surface of a sphere and cylinder

  • leprofece
  • · Replies 11 ·
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11

Minimizing the amount of material to make a cup

  • leprofece
  • · Replies 10 ·
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10

Undergrad What's the Issue with the Second Approach to Solving the Limit of Sinx /x?

  • ChrisVer
  • · Replies 1 ·
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1

Graduate How to Solve for Jacobians and Pedal Form Equations in Scientific Notation

  • ADITYABR
  • · Replies 4 ·
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4

Integrating $\frac{x}{y}$ & $(xy)^3$ - Get Help Now!

  • paulmdrdo1
  • · Replies 4 ·
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4

Brandon's questions at Yahoo Answers regarding tangent lines

  • MarkFL
  • · Replies 1 ·
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1

Undergrad Double integral limits from an equation?

  • JasonHathaway
  • · Replies 5 ·
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5

What is wrong with my formula?

  • cpwang
  • · Replies 1 ·
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1

Undergrad Point of Discontinuity for y=|x|/x: Is it x=0?

  • grace77
  • · Replies 3 ·
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3

Maximizing the weight of a cylinder cut from a sphere

  • leprofece
  • · Replies 16 ·
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16

Constants & Limits: Integration & Anti-Derivative Q

  • pleasehelpme2
  • · Replies 6 ·
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6

Definite Integral: Practice Problem Help

  • pleasehelpme2
  • · Replies 2 ·
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2

Solving an Integral Question: Where Did I Mess Up?

  • tmt1
  • · Replies 3 ·
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3

Taylor's Theorem: Get Help with 2 Difficult Questions

  • zkee
  • · Replies 1 ·
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1

Find a and b from the function

  • rsyed5
  • · Replies 2 ·
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2

Undergrad Question about reducing an answer from a derivative?

  • Ascendant78
  • · Replies 3 ·
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3

Integral of Exponential Fractions with Positive Parameters

  • polygamma
  • · Replies 4 ·
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4

Integrating Fifth Power of Secant Using Partial Fractions?

  • annie122
  • · Replies 7 ·
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7

Finding Area Bounded by x^2 & 2x - x^2

  • shamieh
  • · Replies 4 ·
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4