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
Integrating $\frac{x^2}{(1+x^2)^3}$ Over the Real Line
- Fermat1
- · Replies 3 ·
Integrate the function f at the path that consists of the curves C1 and C2
- mathmari
- · Replies 2 ·
Find Tangent Line to Curve (x+2y)^2+2x-y-3=0: Answer at Yahoo Answers
- MarkFL
- · Replies 1 ·
Show that f(x,y) is differentiable
- Jamie2
- · Replies 2 ·
Graduate Complexifying an Integral: How to Solve Tricky Integrals Using Complex Numbers
- jellicorse
- · Replies 2 ·
Work of the vector field-Stokes' Theorem
- mathmari
- · Replies 4 ·
How to Minimize the Integral of \(\int_0^{\pi/2} |\cos(x)-ax^2|\,dx\)?
- Saitama
- · Replies 10 ·
Undergrad How does the quadratic formula derivation simplify?
- sacred
- · Replies 9 ·
High School Extremely easy math, but need expression
- Joel DB
- · Replies 2 ·
Undergrad Solving Dy/Dx = 3-x/y+4: Integral of Both Sides
- KingCrimson
- · Replies 8 ·
What are the values of b for a minimum of x^2 + bx - 25?
- Cmillburg
- · Replies 2 ·
Maximizing cylinder and box surface area with perimeter constraint
- leprofece
- · Replies 5 ·
Antiderivative Question for ∫a^x dx: Is it a^x/ln a or a^x/ln|a|?
- tmt1
- · Replies 1 ·
Further question on My Fractions problem
- tmt1
- · Replies 4 ·
Apply the divergence theorem to calculate the flux of the vector field
- mathmari
- · Replies 2 ·
How Do You Plot and Find Alternate Polar Coordinates?
- shamieh
- · Replies 1 ·
What is the work done on a frustum?
- Pindrought
- · Replies 13 ·
Solve Fractions Problem: Slope at (1,3)
- tmt1
- · Replies 2 ·
Graduate Approximation for (X−ΔX/2)/(X+ΔX/2)≈1−ΔX/X
- d.arbitman
- · Replies 10 ·
Constrained optimization problem
- MarkFL
- · Replies 1 ·
Graduate Why does the series Taylor expand as e^-nx?
- unscientific
- · Replies 4 ·
Graduate How Is the Second Derivative of an Inverse Function Calculated?
- Jhenrique
- · Replies 3 ·
Undergrad Contour integration and Calc. of complex functions
- lizzie96
- · Replies 4 ·
Graduate How to Calculate the Radii of Curvature for a 3D Flexible Chain?
- chandan
- · Replies 3 ·
Undergrad How do you factor out dx in the arc length integral?
- derek181
- · Replies 3 ·
High School Integration Limits: Is Upper Limit Always Greater Than Lower?
- Miraj Kayastha
- · Replies 3 ·
Finding Concavity: What is the Value of t for a Concave Upward Curve?
- shamieh
- · Replies 2 ·
Finding concavity when differentiating to dy/dx and d^2y/dx^2
- shamieh
- · Replies 1 ·
Find inflection pt with constant K
- karush
- · Replies 2 ·
Finding Partial Derivatives with Transformations
- evinda
- · Replies 3 ·
Graduate Is There an Equivalent Expression to ∫ f·dr for Surface Integral?
- Jhenrique
- · Replies 4 ·
Undergrad Limits of O(1/x) and O(x) as x approaches 0
- Avichal
- · Replies 1 ·
Undergrad How to introduce a parameter for differentiation under the integral sign
- Wolfxphysics12
- · Replies 2 ·
Real-world applications of improper integrals
- matqkks
- · Replies 1 ·
Undergrad What are real-life applications of improper integrals?
- matqkks
- · Replies 1 ·
Series Expansion: Show Sin^Cos x = x + O(x^3)
- polygamma
- · Replies 1 ·
Evaluating $\displaystyle \sum_{k=1}^{49} \dfrac{1}{\sqrt{ k+\sqrt{k^2-1}}}$
- anemone
- · Replies 3 ·
Can This Infinite Series Be Summed?
- anemone
- · Replies 6 ·
Torres' question at Yahoo Answers regarding minimizing the cost of a box
- MarkFL
- · Replies 1 ·
Graduate Solve Diferential Equation: d2u/(dθ)^2+u=0 → u=cos(θ-θ0)
- alpha25
- · Replies 7 ·
What Is the Optimal Size of a Cylinder in a Cone to Maximize Volume?
- leprofece
- · Replies 14 ·
Undergrad Double Substitution Correct or Faulty?
- Nano-Passion
- · Replies 1 ·
Finding the exact length of the curve (II)
- shamieh
- · Replies 6 ·
Center of Gravity Calc: $\bar{y}$
- Dustinsfl
- · Replies 2 ·
Graduate Mean ray length from apex to base of an oblique circular cone
- erielb
- · Replies 3 ·
Sam m's question at Yahoo Answers regarding a solid of revolution
- MarkFL
- · Replies 1 ·
Maximum volume rectangular beam cut from a cylinder of diameter D and length L
- leprofece
- · Replies 4 ·
Find the exact length of the curve
- shamieh
- · Replies 3 ·
Maximum volume of cylinder with length plus base perimeter equal to 60 cm
- leprofece
- · Replies 3 ·
Undergrad Integral of a function of various variables
- Jhenrique
- · Replies 1 ·
Does the limit of (sin(x)sin(x))/(x^2 + y^2) as (x,y) approaches (0,0) exist?
- Jamie2
- · Replies 7 ·
Finding a function with area A below and 3A above it
- Dustinsfl
- · Replies 1 ·
Partial Derivatives Problem Evaluating at (0,0)
- Jamie2
- · Replies 5 ·
Limit of sqrt(x² + y² + 1) - 1 as (x,y) approaches (0,0)
- Jamie2
- · Replies 3 ·
Graduate Area element, volume element and matrix
- Jhenrique
- · Replies 2 ·
Kunal's question at Yahoo Answers regarding Lagrange multipliers
- MarkFL
- · Replies 1 ·
Graduate Infinite series summation equal to i
- mesa
- · Replies 41 ·
Maximum volume of a square beam cut from a truncated cone
- leprofece
- · Replies 4 ·
Undergrad Green's theorem and area calculation
- Jhenrique
- · Replies 2 ·
Graduate Finding the Gradient Vector for a Given Point on a Surface
- reddawg
- · Replies 3 ·
How can the lower rectangle method for area approximation be improved?
- rsyed5
- · Replies 3 ·
Why is F(x) = |x| - 1 in this fundamental theorem example?
- evinda
- · Replies 2 ·
Find the corner cutout size for maximum box volume
- Dustinsfl
- · Replies 1 ·
Surface Area of ball floating in water
- Dustinsfl
- · Replies 3 ·
What geometric surface maximizes volume with minimum surface area?
- Dustinsfl
- · Replies 5 ·
Graduate How Do Contour Integrals Apply to Green's Functions in Acoustic Wave Equations?
- gysush
- · Replies 1 ·
Graduate The Integration-By-Parts Formula for Vector Products
- Jhenrique
- · Replies 2 ·
Graduate Angular momentum operator squared in spherical coordinates
- MisterX
- · Replies 6 ·
Graduate First order differential eqn dy/dx + Py = Qy^n
- tony24810
- · Replies 1 ·
Hp1357's question at Yahoo Answers regarding an extended product rule
- MarkFL
- · Replies 1 ·
Volume of a Pyramid: Find A(z) to Calculate V
- Dustinsfl
- · Replies 8 ·
Trigonometric substitution in ∫x²/√(4-x²)dx
- Pindrought
- · Replies 3 ·
Antiderivative involving Trig Identities.
- shamieh
- · Replies 5 ·
Finding the Continuous Intervals for a function
- cbarker1
- · Replies 1 ·
Integrating Symmetric Definite Integrals: A Trick for Evaluating $U_n-U_{n-1}$
- Saitama
- · Replies 6 ·
Why is the chain rule fallacious?
- ThePerfectHacker
- · Replies 22 ·
Is the Function f=tan(2x)/x Continuous at x=0?
- cbarker1
- · Replies 3 ·
Graduate Fourier transform of the linear function
- Irid
- · Replies 3 ·
Chain Rule in 2D Function Transformation
- Julio1
- · Replies 3 ·
Why e is "natural", and why we use radians.
- ThePerfectHacker
- · Replies 15 ·
Undergrad Difference between Force components using triangle rule and dotproduct
- ehabmozart
- · Replies 5 ·
Graduate Curl of F = A*exp(-√(y²+z²)) x̂ doesn't rotate under YZ rotation
- USeptim
- · Replies 10 ·
Area Under Curve: Finding the Missing Area
- Yankel
- · Replies 7 ·
Graduate Can Infinite Sums Be Manipulated by Shifting Terms?
- jackferry
- · Replies 3 ·
Synne's question at Yahoo Answers regarding the slope of an astroid
- MarkFL
- · Replies 20 ·
Undergrad Why is there a differential in an indefinite integral?
- Jow
- · Replies 4 ·
Which Angle Convention Is Most Common in Spherical Coordinates, Theta or Phi?
- skate_nerd
- · Replies 4 ·
What values of tan alpha and tan beta satisfy a trigonometric inequality?
- Albert1
- · Replies 2 ·
Confusing Implicit Differentiation Problem
- tmt1
- · Replies 3 ·
Is the Integral \int^0_{-\infty} \frac{1}{3 - 4x} dx Divergent or Convergent?
- shamieh
- · Replies 2 ·
Minimize cost of half-spheres and cylinder with different material prices
- leprofece
- · Replies 7 ·
Undergrad Proving e^x is equals its own derivative?
- Cookies?
- · Replies 15 ·
MaleahP's question at Yahoo Answers regarding related rates
- MarkFL
- · Replies 1 ·
Understanding Fraction Simplification
- shamieh
- · Replies 4 ·
Derivative of 2^x - Is it 2^x ln(x) or ln(2)?
- tmt1
- · Replies 2 ·
Integral of ln(x²-1)
- Yankel
- · Replies 7 ·
Graduate What is a function, when you consider the partial/total derivative?
- mXSCNT
- · Replies 2 ·
Integrable Function on $[0,1]$: Proving a Limit
- Krizalid1
- · Replies 4 ·
Graduate Higher variations when δI and δ²I both equal zero
- LagrangeEuler
- · Replies 3 ·
Graduate What does this special arrow symbol mean?
- harveyab
- · Replies 2 ·