Calculus Forum

Post thread
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.
Graduate Please check proof on continuity
  • · Replies 12 ·
Replies
12
Views
3K
Undergrad Sketching 3d shapes with looking at an equation
  • · Replies 6 ·
Replies
6
Views
12K
Undergrad What Are the Values of A and B to Make f Differentiable at 0?
  • · Replies 4 ·
Replies
4
Views
3K
Undergrad Solving Advanced Math Problem | Checking Equations | College Knowledge Refreshed
  • · Replies 3 ·
Replies
3
Views
3K
Undergrad Why Is My Simple Limit Calculation Giving Different Results?
  • · Replies 3 ·
Replies
3
Views
2K
Undergrad What Is the Minimum Angle of Elevation for a Gun to Hit a Target 3000 ft Away?
  • · Replies 2 ·
Replies
2
Views
3K
Undergrad Integrating x*(1/2b)*exp(-abs(x-a)/b) - Solution
  • · Replies 9 ·
Replies
9
Views
3K
Undergrad Solving Practical Differentiation & Integration Equations
  • · Replies 1 ·
Replies
1
Views
2K
Undergrad What Happens When You Calculate One to the Infinity Power?
  • · Replies 5 ·
Replies
5
Views
17K
Graduate What is the derivation of the Zeta (2k) formula using the not so legitimate sum?
  • · Replies 16 ·
Replies
16
Views
6K
Undergrad How to Prove a Matrix is Idempotent?
  • · Replies 1 ·
Replies
1
Views
6K
Graduate Understanding Complete Function Expansion: A Confusing Concept
  • · Replies 1 ·
Replies
1
Views
2K
Graduate Transversality Condition w/ Right End Point Free & Int. Constraints
  • · Replies 1 ·
Replies
1
Views
3K
Graduate Lipschitz function and uniform continuity
  • · Replies 1 ·
Replies
1
Views
6K
High School What is a piecewise-defined function and how do I write one?
  • · Replies 2 ·
Replies
2
Views
4K
Undergrad Selecting diagonal elements from a matrix to make a vector
  • · Replies 1 ·
Replies
1
Views
5K
Graduate Regarding epsilon proofs with N1,N2,Max,Min
  • · Replies 6 ·
Replies
6
Views
5K
Undergrad Can the Value of e Be Found Using the Taylor Series?
  • · Replies 9 ·
Replies
9
Views
13K
Undergrad How Do the Two Theorems of the Fundamental Theorem of Calculus Imply Each Other?
  • · Replies 2 ·
Replies
2
Views
2K
Graduate Work vs Volume: Trig Integral Relation
  • · Replies 2 ·
Replies
2
Views
2K
Graduate Calculating the Fourier Series of |sin x|
  • · Replies 2 ·
Replies
2
Views
10K
Graduate Proving inf(x_n)=1 for x_{n+1}=2-\frac{1}{x_n}
  • · Replies 2 ·
Replies
2
Views
2K
Undergrad Determine if lines are Parallel, Intersecting, or Skew
  • · Replies 1 ·
Replies
1
Views
13K
Graduate How is the Series ε + 2 ε^2 + 3 ε^3 + … Equal to ε/(1- ε)^2?
  • · Replies 3 ·
Replies
3
Views
3K
Undergrad How to Apply Leibnitz Rule When Integration Limits Depend on a Variable?
  • · Replies 2 ·
Replies
2
Views
3K
Undergrad Two qn about integration (Understanding)
  • · Replies 20 ·
Replies
20
Views
4K
Graduate Proving Independence of x in Line Integral for Vector Calculus Proof
  • · Replies 4 ·
Replies
4
Views
2K
High School Need help learning Calculus on your own? Check out these resources!
  • · Replies 1 ·
Replies
1
Views
5K
Undergrad Sum of infinite series - 1/n^2
  • · Replies 1 ·
Replies
1
Views
33K
Undergrad Calculating the Area of a Parallelogram with Given Vertices
  • · Replies 4 ·
Replies
4
Views
26K
Graduate Finding the locus of points for complex analysis
  • · Replies 2 ·
Replies
2
Views
14K
Graduate Exponential Functions In Complex Analysis
  • · Replies 3 ·
Replies
3
Views
3K
Undergrad LIMITS, continuity piece defined function
  • · Replies 4 ·
Replies
4
Views
4K
Undergrad Good contour integral reference?
  • · Replies 1 ·
Replies
1
Views
2K
Vector Calc Questions - Answers and Solutions
  • · Replies 7 ·
Replies
7
Views
2K
Undergrad How Does the Initial Condition y(0)=1 Affect the Solution to dy/dx=(y-1)^2?
  • · Replies 1 ·
Replies
1
Views
2K
Undergrad Find Unit Vector Orthogonal to a & b - Help Needed
  • · Replies 3 ·
Replies
3
Views
16K
Undergrad Is This Integration of e^-x / (1-e^-1) Correct?
  • · Replies 1 ·
Replies
1
Views
1K
Undergrad Differentitation - Why open set?
  • · Replies 2 ·
Replies
2
Views
3K
Undergrad What is the depressed polynomial for f(x) with an obvious root?
  • · Replies 2 ·
Replies
2
Views
3K
High School Decomposed into TWO simpler fractions
  • · Replies 2 ·
Replies
2
Views
3K
Undergrad Can I Combine the Series for ln(x+1) and ln(x-1) to Expand ln((x+1)/(x-1))?
  • · Replies 2 ·
Replies
2
Views
10K
Undergrad Equation of a line that is tangent to f(x)
  • · Replies 2 ·
Replies
2
Views
2K
High School Is 1.230000... Equal to 1.230000...?
  • · Replies 9 ·
Replies
9
Views
2K
Undergrad How to use derivatives and integrals
  • · Replies 19 ·
Replies
19
Views
4K
Graduate Is (n!/n^n)*exp^n a Convergent or Divergent Summation?
  • · Replies 2 ·
Replies
2
Views
3K
High School Why is the absolute value of x equal to -x for values under zero?
  • · Replies 4 ·
Replies
4
Views
20K
Graduate Necessary and sufficient conditions: Fourier Transform
  • · Replies 5 ·
Replies
5
Views
20K
Graduate Finding Two-Term Asymptotic Expansion for Real Roots of xe-x=epsilon
  • · Replies 2 ·
Replies
2
Views
2K
Graduate Spherical Coordinates and Mathematica
  • · Replies 2 ·
Replies
2
Views
10K
Graduate A Problem About Uniformly Continuous functions
  • · Replies 2 ·
Replies
2
Views
3K
Undergrad Why Are Riemann Sums Confusing Without Function Curves?
  • · Replies 3 ·
Replies
3
Views
5K
Graduate 2D Cartesian integral to polar integral
  • · Replies 4 ·
Replies
4
Views
6K
Graduate What are some unusual functions that can approximate transcendental functions?
  • · Replies 2 ·
Replies
2
Views
4K
Graduate Proving the Equinumerosity of Infinite and Countable Sets
  • · Replies 3 ·
Replies
3
Views
3K
Undergrad Integral of (32/((x^2)(sqrt(16-(x^2)))))dx
  • · Replies 1 ·
Replies
1
Views
3K
Undergrad Is This Logical Analysis of Mathematical Statements Correct?
  • · Replies 6 ·
Replies
6
Views
7K
Undergrad LIMITS, complicated square roots and factoring
  • · Replies 3 ·
Replies
3
Views
10K
Undergrad Trigonometric Integration and U Substitution
  • · Replies 4 ·
Replies
4
Views
8K
High School Why Is +c Not Required in Definite Integration?
  • · Replies 9 ·
Replies
9
Views
3K
Undergrad Proof by Induction: 1/1*2 + 1/2*3 + 1/3*4 +...+ 1/n(n+1) = n/n+1
  • · Replies 2 ·
Replies
2
Views
2K
Graduate Integration by parts and coefficients
  • · Replies 7 ·
Replies
7
Views
2K
Undergrad Finding Horizontal/Vertical Tangents for x=(3t)/(1+t^3), y=(3t^2)/(1+t^3)
  • · Replies 14 ·
Replies
14
Views
19K
Graduate Intigration (volume of solids rotating about and axis)
  • · Replies 1 ·
Replies
1
Views
3K
Undergrad Integrate 4x^2+2: Solve for x=3 to x=1 - 44/3
  • · Replies 5 ·
Replies
5
Views
2K
Undergrad How do I integrate sqrt(t^2 + 8)?
  • · Replies 4 ·
Replies
4
Views
2K
Undergrad What is the Method for Factoring Polynomials with Limits?
  • · Replies 7 ·
Replies
7
Views
2K
Graduate Distributions and delta function
  • · Replies 1 ·
Replies
1
Views
2K
Undergrad Differentiating sin^2[3x]: Chain & Product Rules
  • · Replies 8 ·
Replies
8
Views
29K
Graduate How to Prove a Nonempty Set of Real Numbers is Not Sequentially Compact?
  • · Replies 1 ·
Replies
1
Views
3K
Undergrad Is 0 < B < A Given 0 < A < 1 and B = 1 - √(1-A)?
  • · Replies 7 ·
Replies
7
Views
3K
Graduate What is the relationship between the gradient of a curve and its normal vector?
  • · Replies 3 ·
Replies
3
Views
5K
Undergrad Volume of Triangle w/ xy-plane Vertices - Help Needed
  • · Replies 1 ·
Replies
1
Views
2K
Undergrad Solving the Limiting Issue: sin(x) / (π - x)
  • · Replies 8 ·
Replies
8
Views
2K
Undergrad Area under y=x^2: Calculate the Antiderivative
  • · Replies 5 ·
Replies
5
Views
11K
Graduate GRE Math Subject Practice Test #43
  • · Replies 3 ·
Replies
3
Views
9K
Undergrad Linear acceleration as a fx of displacement
  • · Replies 3 ·
Replies
3
Views
3K
Undergrad Mastering Analysis: Tips, Suggestions & Advice for Struggling Students
  • · Replies 2 ·
Replies
2
Views
2K
Undergrad Is continuity a necessary condition for differentiability?
  • · Replies 4 ·
Replies
4
Views
6K
Undergrad Are All Functions Dependent on Each Other?
  • · Replies 4 ·
Replies
4
Views
2K
Undergrad Mastering Integrals: How to Solve the Integral of x^4*tan^-1(x) with Ease
  • · Replies 1 ·
Replies
1
Views
2K
Undergrad Differentiating under the integral sign
  • · Replies 13 ·
Replies
13
Views
17K
Undergrad Constant Variables? Understanding the Difference
  • · Replies 2 ·
Replies
2
Views
2K
Graduate Steepest descent, non-analytic roots
  • · Replies 1 ·
Replies
1
Views
3K
Graduate Do derivatives belong to unique functions?
  • · Replies 4 ·
Replies
4
Views
2K
Graduate What is the meaning of K in |an|\leq K (n \in \mathbb{N})?
  • · Replies 12 ·
Replies
12
Views
2K
High School Work Physics: Grasp the Concept & Pass Your Test
  • · Replies 5 ·
Replies
5
Views
2K
Graduate Prove Countability: Algebraic Numbers
  • · Replies 4 ·
Replies
4
Views
4K
Graduate Evaluating Residues: Finding 1/z Term & -e^iπ/n Solution
  • · Replies 9 ·
Replies
9
Views
3K
High School What is the purpose of taking the limit of a function?
  • · Replies 2 ·
Replies
2
Views
2K
Undergrad Recommendation for Calculus Book
  • · Replies 4 ·
Replies
4
Views
4K
Graduate Linear indepedent functions and complex conjugation
  • · Replies 3 ·
Replies
3
Views
2K
Undergrad Using Newtons notation V. Leibniz notation
  • · Replies 3 ·
Replies
3
Views
10K
Undergrad How do you graph g(x) in terms of f(x) for absolute function?
  • · Replies 1 ·
Replies
1
Views
2K
Undergrad Vector Calculus - Having trouble finding a Line
  • · Replies 5 ·
Replies
5
Views
3K
Undergrad What does the infinitesimal surface area element in flux represent?
  • · Replies 2 ·
Replies
2
Views
2K
Undergrad What is the correct way to do partial differentiation?
  • · Replies 1 ·
Replies
1
Views
2K
Undergrad Q. f(x)=ln (12x-5/9x-2)So by using the chain rule, i can
  • · Replies 6 ·
Replies
6
Views
3K
Undergrad How Do You Find the Integral of xe^-x?
  • · Replies 3 ·
Replies
3
Views
88K
Graduate Triple integral and charge density
  • · Replies 4 ·
Replies
4
Views
4K