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Undetermined Coefficients, Differential Equations
- Destroxia
- · Replies 14 ·
Minimum fencing needed for three sides of 128 m² rectangle
- lionely
- · Replies 6 ·
Is the digamma function close to 0 for large arguments?
- Judyxcheng
- · Replies 1 ·
Find the Right Shape for Maximum Surface Area
- skrat
- · Replies 11 ·
"Partial Fractions" Decomposition Integrals
- DameLight
- · Replies 7 ·
Mean value with respect to a function f
- Akorys
- · Replies 2 ·
Mean Value Theorem/Rolle's Theorem and differentiability
- NanaToru
- · Replies 7 ·
Variation of parameters method for second order ODEs
- Remixex
- · Replies 1 ·
Can Green's Theorem disagree with itself sometimes?
- kostoglotov
- · Replies 8 ·
Proof using hyperbolic trig functions and complex variables
- Nerd2567
- · Replies 2 ·
Expanding a function in terms of a vector
- tissuejkl
- · Replies 5 ·
Why is the constant of integration different for (x+1)²?
- arianemati
- · Replies 4 ·
Angles between sides of triangle ABC and unit vectors
- cr7einstein
- · Replies 4 ·
How to prove this function is uniformly continuous?
- quasar987
- · Replies 7 ·
Sum of Two Periodic Orthogonal Functions
- Dschumanji
- · Replies 22 ·
Reduction of order for t²y″ - t(t+2)y′ + (t+2)y = 0
- Destroxia
- · Replies 2 ·
First Order D.E (Not Linear, Exact, or Separable)
- AAO
- · Replies 4 ·
Cauchy-Riemann equation for f(z) = 2x + ixy²
- RJLiberator
- · Replies 4 ·
2nd Order Homogeneous, Real Roots, Initial Value
- Destroxia
- · Replies 2 ·
What is the partial derivative of f with respect to w?
- slr77
- · Replies 17 ·
Vector triple product causing a contradiction in this proof
- kostoglotov
- · Replies 1 ·
Taylor series for ##\cos^2(x)##
- SYoungblood
- · Replies 16 ·
Exact differential equation: why multiplying by common denominator breaks exactness?
- Destroxia
- · Replies 7 ·
Probability and Statistics Calc Based
- I-aM-Lost
- · Replies 2 ·
Normal subgroups of a product of simple groups
- QIsReluctant
- · Replies 3 ·
Velocity shrinks. What's the longest distance ?
- terryds
- · Replies 2 ·
Constructing Field Lines for a Vector Field with Inverse Distance Dependence
- Incand
- · Replies 2 ·
Solving (1 + 0.2/x)^x = 1.21 for x
- qqpenguin12
- · Replies 4 ·
Differential Equations, Separable, Simplification of answer
- Destroxia
- · Replies 6 ·
Removing absolute values when integrating separable differential equations
- hitemup
- · Replies 2 ·
I can't accept the solution manual's explanation
- kostoglotov
- · Replies 4 ·
Multivariable Calculus 1 Problem
- anosh_88
- · Replies 21 ·
Differential Equation, Substitution/Homogeneous
- Destroxia
- · Replies 13 ·
Proving that Every Closed Set in Separable Metric Space is Union of Perfect and Countable Set
- Rasalhague
- · Replies 5 ·
How to Change Variables in an Integral?
- Noctisdark
- · Replies 11 ·
Differential Equations, Separable, Explicit Solution
- Destroxia
- · Replies 7 ·
Why do the face diagonals have different angles?
- raddian
- · Replies 5 ·
Calculus: Limits Homework - Find f'(x) & Why Wrong?
- Ris Valdez
- · Replies 6 ·
Calculus: Limits - Solving for Lim[f(x) + 2g(x)]
- Ris Valdez
- · Replies 5 ·
The Cauchy Riemann Equations for this Function
- RJLiberator
- · Replies 7 ·
What Value of x Maximizes the Function y=axln(b/x)?
- Karol
- · Replies 7 ·
Integral Evaluation Using u-Substitution: x*sqrt(1+x)dx from 0 to 8
- Destroxia
- · Replies 3 ·
Basic question on Determing Singular Points
- RJLiberator
- · Replies 4 ·
Deducing Sample Size from Sample Proportion CI
- pluviosilla
- · Replies 2 ·
Find integers with specified multiplicative orders modulo 19 and 17
- Shackleford
- · Replies 2 ·
Proof concerning the union of a finite collection of events
- Portishead
- · Replies 15 ·
Theorem 1.11 in Apostol's Calculus: why Q' is measurable with same area as Q
- Born
- · Replies 5 ·
Find a 3×3 matrix whose range excludes a given vector
- Jtechguy21
- · Replies 10 ·
Matrix that swaps standard basis vectors e1 and e2
- Jtechguy21
- · Replies 9 ·
Is this ring homomorphism surjective?
- NanoMath
- · Replies 5 ·
Complex Analysis simple Mapping question
- RJLiberator
- · Replies 9 ·
Is there any difference between these 2 terms?
- null void
- · Replies 10 ·
What Are Common Mistakes When Calculating the Laplacian of |r|?
- erb12c
- · Replies 3 ·
If the integral from 0 to x equals the integral from x to 1, show f = 0
- Euklidian-Space
- · Replies 13 ·
Very long Taylor expansion/partial fraction decomposition
- jamesb1
- · Replies 7 ·
Thin Rod Gravitational Potential and Field Vector
- erb12c
- · Replies 6 ·
Solve Stoke's Theorem with Contour C and Vector Field F for Calculus Homework
- null void
- · Replies 4 ·
Equation of a line - Difficult problem from Thomas Calculus
- christian0710
- · Replies 8 ·
Telescoping series convergence question
- SYoungblood
- · Replies 1 ·
Complex Analysis Properties Question 2
- RJLiberator
- · Replies 4 ·
Prove by induction (geometrical progression)
- TalkOrigin
- · Replies 10 ·
2 cylinders intersect, area of resulting parametric surface
- kostoglotov
- · Replies 4 ·
Change of basis in linear algebra tutorial
- raay
- · Replies 11 ·
Rearranging terms with dummy indices in matrix notation
- Anchovy
- · Replies 7 ·
Definite integral of step function
- Byeonggon Lee
- · Replies 5 ·
Finding f(1) when g(x) = ∫₀^(x²) f(t) dt = x ln x
- Hunny
- · Replies 12 ·
Averaging measurement with stat +sys errors
- ChrisVer
- · Replies 4 ·
Integrating v/(v² + 4)
- Aaron Curran
- · Replies 5 ·
Complex Analysis Properties Question
- RJLiberator
- · Replies 3 ·
What Is the Equation of the Tangent to the Cissoid of Diocles at (1,1)?
- says
- · Replies 8 ·
How many integers to pick such that 2 of them have digit in common
- jonroberts74
- · Replies 10 ·
Differential equations [arctan(x) to tan(x)]
- says
- · Replies 1 ·
Find the components of the vector by rotating the origin
- Jtechguy21
- · Replies 21 ·
If a sequence is eventually bounded then it is bounded
- pixelate
- · Replies 2 ·
How to Find 13 Solutions of ax ≡ 26 (mod 78)
- Shackleford
- · Replies 18 ·
Simple proof that if x^2 = y^2 then x=-y or x=y
- Jose Bouza
- · Replies 15 ·
How Can Logarithmic Differentiation Prove dy/dx Equals y/x?
- Rafiul Nakib
- · Replies 4 ·
Matrices M such that M^2 = 0 ?
- geoffrey159
- · Replies 27 ·
Infectious Disease Spreads in Cattle Herd: Find # Infected After 6 Days
- AAO
- · Replies 8 ·
Epsilon-delta definition of limits
- Maddie1609
- · Replies 20 ·
Proof that VxU=(determinant) derives from VxU=|V||U|sinαe
- PauloE
- · Replies 11 ·
Equation of line intersecting two planes
- BigFlorida
- · Replies 3 ·
Show f''(a) equals the symmetric difference quotient limit
- Euklidian-Space
- · Replies 27 ·
Basis and Components (Vectors)
- RyanH42
- · Replies 5 ·
How to solve using Leibniz Rule
- Md. Abde Mannaf
- · Replies 15 ·
Simplifying integral of u²/(1+u²) after substitution
- ArmandStarks
- · Replies 3 ·
Multivariable Calculus - midterm questions
- s8on95
- · Replies 5 ·
Error in Series Approximation Proof
- Potatochip911
- · Replies 5 ·
The value of y would be 4, since x + 4 = 0 + 4 = 4 when x = 0. Therefore, d = 4.
- JCatt
- · Replies 5 ·
Improper Integral Sinx/x^2 and similar with sinx
- mekise
- · Replies 6 ·
Proving that if 2|n and 3|n then 6|n
- TalkOrigin
- · Replies 11 ·
Linear Algebra: Characteristic Equation Factoring
- henry3369
- · Replies 6 ·
Serge Lang: Increasing/Decreasing Function
- Cosmophile
- · Replies 8 ·
Area bounded between two curves, choosing curves
- JesseJC
- · Replies 1 ·
##\left|L(f_{n}, P) - L(f,P)\right| < \epsilon##
- Euklidian-Space
- · Replies 6 ·
Show that n is either a prime or the product of two primes
- Shackleford
- · Replies 19 ·
Rates associated calculus - derivative
- masterchiefo
- · Replies 6 ·
Inverse of diagonal dominant matrices
- geoffrey159
- · Replies 2 ·
Show ##\{nx^{n}(1-x)\}_{n = 0}^{\infty}## converges uni
- Euklidian-Space
- · Replies 34 ·