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.
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Undergrad Epsilon-delta proof for x² limit at x=2: questions on technique
- bamajon1974
- · Replies 4 ·
Graduate Solving an Integral involving a probability density function
- Ad VanderVen
- · Replies 16 ·
High School How to Find the Intersection of a Logarithmic Curve and a Tangent Line?
- AngleWyrm
- · Replies 14 ·
Graph of $y=\sin{x}-2$ on the domain $[0,2\pi]$
- karush
- · Replies 2 ·
7.1.17 int e^{-\dfrac{x^2}{2}} dx from 0 to infty
- karush
- · Replies 3 ·
How to solve the integral of 1+tanx using partial fraction decomposition?
- Lorena_Santoro
- · Replies 2 ·
Undergrad Error bounds for Newton's Method
- mcastillo356
- · Replies 13 ·
Undergrad What does "the sequence of functions has limit in R" mean?
- cbarker1
- · Replies 1 ·
How to Evaluate the Integral of an Even Trig Function in a Radical?
- karush
- · Replies 9 ·
Why is the derivative of |x| not defined at x=0?
- Purplepixie
- · Replies 6 ·
Is It an $\arctan$, $\arccot$, or Something Else in This Integral Solution?
- Lorena_Santoro
- · Replies 4 ·
Graduate How does v disappear in equation (1.8) with imaginary change of variables?
- TroyElliott
- · Replies 6 ·
What's the best strategy to solving this Integral in 3 minutes?
- Lorena_Santoro
- · Replies 4 ·
Undergrad Limits confusion -- What is meant by "instantaneous rate of change"?
- DumpmeAdrenaline
- · Replies 18 ·
Undergrad Rigorous proof that 1/x approaches infinity at x=0
- 0kelvin
- · Replies 7 ·
-7.8.1 Amp, Period, PS, VS of 3cos(\pi x-2)+5
- karush
- · Replies 5 ·
Undergrad Why is the absolute value of sinx used in the integral of cotx?
- Vividly
- · Replies 1 ·
Graduate Finding a vector from the curl of a vector
- user1139
- · Replies 11 ·
You have only 3 minutes for a better solution to this integral
- Lorena_Santoro
- · Replies 2 ·
6.2.25 Evaluate Limit of x to infty
- karush
- · Replies 3 ·
Undergrad What is the ambiguity in forming new functions?
- DumpmeAdrenaline
- · Replies 28 ·
Undergrad Moving the graph to the right -- What do you think?
- 0kelvin
- · Replies 3 ·
Graduate The ``kinematic equation'' of fluid flows
- hunt_mat
- · Replies 13 ·
Find Limit in 2 Mins - Tricks & Tips
- Lorena_Santoro
- · Replies 2 ·
Can this project revolutionize surfing?
- karush
- · Replies 8 ·
Undergrad Inverse Functions: x=f(y) and X=f^-1(y)
- DumpmeAdrenaline
- · Replies 4 ·
Undergrad Why must f(x) and g(x) share the same domain when adding them?
- DumpmeAdrenaline
- · Replies 7 ·
-6.r.10 evaluate int with u v subst
- karush
- · Replies 2 ·
Undergrad Why does the integral of sine of x^2 from - infinity to + infinity diverge?
- jaumzaum
- · Replies 4 ·
-w8.7.28 integral rational expression
- karush
- · Replies 7 ·
-w8.3.11 int sqrt{x} dx sqrt{1-x}
- karush
- · Replies 3 ·
8.2.5.evaluate int 64x sec^2(4x) dx
- karush
- · Replies 5 ·
High School What's the difference between d, d/dx and dx?
- Jason Ko
- · Replies 3 ·
Undergrad Definition of order of a partial differential equation
- Kashmir
- · Replies 3 ·
Finding the derivative of λ(x) = f(x)·g(x) + f(x)·h(x) − g(x)·h(x)
- sfvdsc
- · Replies 5 ·
Calculating Total Area Under a Trapezoidal Curve for Water Tank Fill Time
- sophbell
- · Replies 3 ·
Undergrad Is dy/dx Truly Not a Ratio Even When Defined via Limits?
- Buffu
- · Replies 28 ·
High School How to Visualize 3D Surfaces for a PVT Diagram
- benorin
- · Replies 3 ·
High School Checking a proof of the Bolzano-Weierstrass theorem
- Eclair_de_XII
- · Replies 8 ·
High School Another proof of the existence of extreme values on open intervals
- mcastillo356
- · Replies 9 ·
High School Proving half of the Heine-Borel theorem
- Eclair_de_XII
- · Replies 3 ·
Finding roots of this particular polynomial
- JackDaniel87
- · Replies 4 ·
Is This Variant of the Navier-Stokes Equation Solvable?
- mrlukey
- · Replies 2 ·
Solve Calculus Problem: Answers to d, e, f in Math Paper
- sfvdsc
- · Replies 3 ·
Undergrad How to Bound a Fraction Involving Sine Functions?
- Peter_Newman
- · Replies 24 ·
Undergrad Limit of limits of linear combinations of indicator functions
- Unconscious
- · Replies 3 ·
Undergrad Volume of Solid of Revolution (About the line y = x)
- PeroK
- · Replies 6 ·
What are the requirements for the exercise on multiplicity and set of zeros?
- forever119
- · Replies 1 ·
Graduate How to solve this definite integral?
- Ad VanderVen
- · Replies 7 ·
Integrating Trigonometric Functions with Substitution
- karush
- · Replies 6 ·
High School Wondering if a limit exists or not
- mcastillo356
- · Replies 3 ·
Undergrad Understanding a proof of inexistence of max nor min
- mcastillo356
- · Replies 4 ·
Undergrad How to Find the Derivative of F = f(x)/f(x+dx)?
- sha1000
- · Replies 15 ·
How Does Trig Substitution Simplify the Integral of 1/(25-t^2)^(3/2)?
- karush
- · Replies 3 ·
Why Does the Summation Use n-1 and i² in This Limit Calculation?
- karush
- · Replies 4 ·
Graduate To understand the Darboux theorem
- feynman1
- · Replies 26 ·
What is the Slant Asymptote of $\dfrac{4x^3-10x^2-11x-1}{x^2-3x}$?
- karush
- · Replies 3 ·
-x4.6 Find extrema f(x, y, z) = x + yz
- karush
- · Replies 4 ·
How can I develop ln(x) into a series for x >= 1 in fluid dynamics?
- fluid_mechanics
- · Replies 1 ·
Undergrad Finding the maximum of a function
- ratio
- · Replies 2 ·
Graduate Integrating cross product of position and force
- Johan_S
- · Replies 1 ·
Find Limit of $\displaystyle\frac{\sec x +3}{7x-\tan y}$ at (0,$\dfrac{\pi}{4}$)
- karush
- · Replies 3 ·
Undergrad Extreme value nonexistence proof
- mcastillo356
- · Replies 11 ·
-7.3.89 Integral with trig subst
- karush
- · Replies 4 ·
-z.60 Find the vector perpendicular to the plane PQR
- karush
- · Replies 4 ·
Undergrad A function with no max or min at an endpoint
- mcastillo356
- · Replies 7 ·
Limit x to o: $\lim_{h\to 0}=-\frac{1}{5}$
- karush
- · Replies 2 ·
Finding k for x is undefined at $x=2$
- karush
- · Replies 3 ·
Undergrad Stokes' theorem and surface integrals
- dRic2
- · Replies 5 ·
Undergrad Second derivative of chained function
- lriuui0x0
- · Replies 14 ·
High School Riemann integrability of functions with countably infinitely many dis-
- Eclair_de_XII
- · Replies 3 ·
Undergrad How do I use induction more rigorously when making Taylor expansions?
- Mayhem
- · Replies 7 ·
Graduate Proving the Equivalence of Local and Global Maxima for Concave Functions
- pitaly
- · Replies 1 ·
Undergrad Curvature of 3D Graph on Point w/ Directional Vector
- kairama15
- · Replies 3 ·
Question on velocity and acceleration
- WMDhamnekar
- · Replies 5 ·
How Do You Solve Integrals Using Partial Fractions?
- karush
- · Replies 3 ·
Graduate Calculate curl of e_φ: Non-Zero Vector
- LagrangeEuler
- · Replies 1 ·
Mastering Partial Differentiation: A Comprehensive Guide
- jaychay
- · Replies 3 ·
Why use differentials dy and dx instead of just derivatives
- agapito
- · Replies 9 ·
Checking my solution to a calculus problem
- Albert Einstein1
- · Replies 2 ·
Undergrad Solving x²-y²=c² with y=(2x⁵-1)² and squaring both sides
- Vividly
- · Replies 2 ·
Undergrad Neglecting higher powers of small quantities in calculations
- dyn
- · Replies 21 ·
Undergrad Equation 16: Missing dt Term Without f(t)?
- theycallmevirgo
- · Replies 8 ·
High School Why does rearranging 1-1+1-1+1... suggest it equals 1/2?
- cmb
- · Replies 20 ·
Graduate A better notation for a differential?
- MichPod
- · Replies 4 ·
Undergrad How do a bunch of integrals make an n-simplex or an n-cube?
- George Keeling
- · Replies 2 ·
Graduate Analytical solution for an integral in polar coordinates?
- derya
- · Replies 2 ·
High School Are there mathematicians that dislike integral calculus?
- docnet
- · Replies 15 ·
Undergrad Transform from polar to cartesian
- mathman
- · Replies 2 ·
Monotonically convergence to the root
- mathmari
- · Replies 21 ·
Undergrad Significance of (1+1/x)^x as x->-inf
- feynman1
- · Replies 6 ·
Undergrad Vector and Plane Relationship in 3D
- Travis Enigma
- · Replies 4 ·
Undergrad Partial differentiation and explicit functions
- dyn
- · Replies 5 ·
Undergrad Infinitesimals' rates of approaching 0
- feynman1
- · Replies 6 ·
Graduate What is the unique special function in this integral problem?
- Fred Wright
- · Replies 4 ·
Undergrad Visualizing the Fourier transform using the center of mass concept
- person_random_normal
- · Replies 2 ·
Undergrad Proof of 1/(x^2) Not Having Limit at 0
- vibha_ganji
- · Replies 5 ·
Indefinite integral in division form
- Elina_Gilbert
- · Replies 1 ·
Undergrad Magnitude of the gradient of a constant scalar field
- Gamdschiee
- · Replies 16 ·
Optimization - Lagrange multipliers : minimum cost/maximum production
- mathmari
- · Replies 3 ·