Calculus and Beyond Homework Help Forum

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Free calculus and beyond homework help via qualified mentors. Math courses from calculus on-wards homework. Please use the template when requesting help and show your work.
Undetermined Coefficients, Differential Equations
  • Destroxia
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Optimizing Fencing for a Rectangular Enclosure with a Fixed Wall
  • lionely
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Is the digamma function close to 0 for large arguments?
  • Judyxcheng
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Find the Right Shape for Maximum Surface Area
  • skrat
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11
"Partial Fractions" Decomposition Integrals
  • DameLight
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7
Mean value with respect to a function f
  • Akorys
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2
Mean Value Theorem/Rolle's Theorem and differentiability
  • NanaToru
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7
Simple question about Variaton of Parameters in 1 variable
  • Remixex
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Can Green's Theorem disagree with itself sometimes?
  • kostoglotov
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Proof using hyperbolic trig functions and complex variables
  • Nerd2567
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Expanding a function in terms of a vector
  • tissuejkl
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5
Solving (x+1)^2 dx for Integration - Step by Step Guide
  • arianemati
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Angles between sides of triangle ABC and unit vectors
  • cr7einstein
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4
How to prove this function is uniformly continuous?
  • quasar987
  • · Replies 7 ·
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7
Sum of Two Periodic Orthogonal Functions
  • Dschumanji
  • · Replies 22 ·
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22
Troubleshooting Reduction of Order Equations: Where Did I Go Wrong?
  • Destroxia
  • · Replies 2 ·
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2
First Order D.E (Not Linear, Exact, or Separable)
  • AAO
  • · Replies 4 ·
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4
Simple Complex Analysis Clarification
  • RJLiberator
  • · Replies 4 ·
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4
2nd Order Homogeneous, Real Roots, Initial Value
  • Destroxia
  • · Replies 2 ·
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2
What is the partial derivative of f with respect to w?
  • slr77
  • · Replies 17 ·
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17
Vector triple product causing a contradiction in this proof
  • kostoglotov
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1
Taylor series for ##\cos^2(x)##
  • SYoungblood
  • · Replies 16 ·
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16
Solving Differential Equations: Challenges & Solutions
  • Destroxia
  • · Replies 7 ·
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7
Probability and Statistics Calc Based
  • I-aM-Lost
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2
Normal subgroups of a product of simple groups
  • QIsReluctant
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Velocity shrinks. What's the longest distance ?
  • terryds
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2
Constructing Field Lines for a Vector Field with Inverse Distance Dependence
  • Incand
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2
Solving for the number of periods in this question
  • qqpenguin12
  • · Replies 4 ·
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4
Differential Equations, Separable, Simplification of answer
  • Destroxia
  • · Replies 6 ·
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Separable differential equations
  • hitemup
  • · Replies 2 ·
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2
I can't accept the solution manual's explanation
  • kostoglotov
  • · Replies 4 ·
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4
A question about covariant representation of a vector
  • guv
  • · Replies 2 ·
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2
Multivariable Calculus 1 Problem
  • anosh_88
  • · Replies 21 ·
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21
Differential Equation, Substitution/Homogeneous
  • Destroxia
  • · Replies 13 ·
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13
Proving that Every Closed Set in Separable Metric Space is Union of Perfect and Countable Set
  • Rasalhague
  • · Replies 5 ·
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5
How to Change Variables in an Integral?
  • Noctisdark
  • · Replies 11 ·
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11
Differential Equations, Separable, Explicit Solution
  • Destroxia
  • · Replies 7 ·
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7
Why do the face diagonals have different angles?
  • raddian
  • · Replies 5 ·
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5
Calculus: Limits Homework - Find f'(x) & Why Wrong?
  • Ris Valdez
  • · Replies 6 ·
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Calculus: Limits - Solving for Lim[f(x) + 2g(x)]
  • Ris Valdez
  • · Replies 5 ·
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The Cauchy Riemann Equations for this Function
  • RJLiberator
  • · Replies 7 ·
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7
What Value of x Maximizes the Function y=axln(b/x)?
  • Karol
  • · Replies 7 ·
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Integral Evaluation Using u-Substitution: x*sqrt(1+x)dx from 0 to 8
  • Destroxia
  • · Replies 3 ·
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Basic question on Determing Singular Points
  • RJLiberator
  • · Replies 4 ·
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4
Deducing Sample Size from Sample Proportion CI
  • pluviosilla
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2
Number Theory (2) Homework: Find Integer Orders Modulo 19 & 17
  • Shackleford
  • · Replies 2 ·
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2
Proof concerning the union of a finite collection of events
  • Portishead
  • · Replies 15 ·
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15
Help with Apostol's "Calculus, vol. 1", Section 1.18
  • Born
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5
Find a 3x3 Matrix such that....
  • Jtechguy21
  • · Replies 10 ·
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10
Find a 2x2 Matrix which performs the operation....
  • Jtechguy21
  • · Replies 9 ·
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9
Abstract Algebra Homework Solution - Check Ring Homomorphism
  • NanoMath
  • · Replies 5 ·
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5
Complex Analysis simple Mapping question
  • RJLiberator
  • · Replies 9 ·
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9
Is there any difference between these 2 terms?
  • null void
  • · Replies 10 ·
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10
What Are Common Mistakes When Calculating the Laplacian of |r|?
  • erb12c
  • · Replies 3 ·
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If ##\int_{0}^{x} f = \int_{x}^{1} f## ....
  • Euklidian-Space
  • · Replies 13 ·
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Very long Taylor expansion/partial fraction decomposition
  • jamesb1
  • · Replies 7 ·
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Thin Rod Gravitational Potential and Field Vector
  • erb12c
  • · Replies 6 ·
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Solve Stoke's Theorem with Contour C and Vector Field F for Calculus Homework
  • null void
  • · Replies 4 ·
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Equation of a line - Difficult problem from Thomas Calculus
  • christian0710
  • · Replies 8 ·
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Telescoping series convergence question
  • SYoungblood
  • · Replies 1 ·
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Complex Analysis Properties Question 2
  • RJLiberator
  • · Replies 4 ·
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4
Prove by induction (geometrical progression)
  • TalkOrigin
  • · Replies 10 ·
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10
2 cylinders intersect, area of resulting parametric surface
  • kostoglotov
  • · Replies 4 ·
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4
Linear Algebra - Change of Basis
  • raay
  • · Replies 11 ·
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11
Quick question regarding matrix/index notation
  • Anchovy
  • · Replies 7 ·
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7
Definite integral of step function
  • Byeonggon Lee
  • · Replies 5 ·
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5
Fundamental Theorem of Calculus Problem
  • Hunny
  • · Replies 12 ·
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Averaging measurement with stat +sys errors
  • ChrisVer
  • · Replies 4 ·
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4
Efficient Integration: v/(v^2 + 4) Simplified
  • Aaron Curran
  • · Replies 5 ·
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5
Complex Analysis Properties Question
  • RJLiberator
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What Is the Equation of the Tangent to the Cissoid of Diocles at (1,1)?
  • says
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How many integers to pick such that 2 of them have digit in common
  • jonroberts74
  • · Replies 10 ·
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10
Differential equations [arctan(x) to tan(x)]
  • says
  • · Replies 1 ·
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Find the components of the vector by rotating the origin
  • Jtechguy21
  • · Replies 21 ·
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21
If a sequence is eventually bounded then it is bounded
  • pixelate
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2
How to Find 13 Solutions of ax ≡ 26 (mod 78)
  • Shackleford
  • · Replies 18 ·
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Simple proof that if x^2 = y^2 then x=-y or x=y
  • Jose Bouza
  • · Replies 15 ·
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15
How Can Logarithmic Differentiation Prove dy/dx Equals y/x?
  • Rafiul Nakib
  • · Replies 4 ·
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Matrices M such that M^2 = 0 ?
  • geoffrey159
  • · Replies 27 ·
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Infectious Disease Spreads in Cattle Herd: Find # Infected After 6 Days
  • AAO
  • · Replies 8 ·
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Epsilon-delta definition of limits
  • Maddie1609
  • · Replies 20 ·
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20
Proof that VxU=(determinant) derives from VxU=|V||U|sinαe
  • PauloE
  • · Replies 11 ·
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Equation of line intersecting two planes
  • BigFlorida
  • · Replies 3 ·
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If f''(a) exists then f''(a) = ....
  • Euklidian-Space
  • · Replies 27 ·
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Basis and Components (Vectors)
  • RyanH42
  • · Replies 5 ·
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5
How to solve using Leibniz Rule
  • Md. Abde Mannaf
  • · Replies 15 ·
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15
Help with Integral Homework: Reduce to Solve
  • ArmandStarks
  • · Replies 3 ·
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3
Multivariable Calculus - midterm questions
  • s8on95
  • · Replies 5 ·
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Error in Series Approximation Proof
  • Potatochip911
  • · Replies 5 ·
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5
The value of y would be 4, since x + 4 = 0 + 4 = 4 when x = 0. Therefore, d = 4.
  • JCatt
  • · Replies 5 ·
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Improper Integral Sinx/x^2 and similar with sinx
  • mekise
  • · Replies 6 ·
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Is this a valid proof? (proof that if 2|n and 3|n then 6|n)
  • TalkOrigin
  • · Replies 11 ·
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Linear Algebra: Characteristic Equation Factoring
  • henry3369
  • · Replies 6 ·
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6
Serge Lang: Increasing/Decreasing Function
  • Cosmophile
  • · Replies 8 ·
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8
Area bounded between two curves, choosing curves
  • JesseJC
  • · Replies 1 ·
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##\left|L(f_{n}, P) - L(f,P)\right| < \epsilon##
  • Euklidian-Space
  • · Replies 6 ·
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Show that n is either a prime or the product of two primes
  • Shackleford
  • · Replies 19 ·
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Rates associated calculus - derivative
  • masterchiefo
  • · Replies 6 ·
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Inverse of diagonal dominant matrices
  • geoffrey159
  • · Replies 2 ·
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Show ##\{nx^{n}(1-x)\}_{n = 0}^{\infty}## converges uni
  • Euklidian-Space
  • · Replies 34 ·
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