Calculus and Beyond Homework Help Forum

Find u(x,t) of the String of Length L=π

Questions About a Parallel Universe? Answers & Explanations

Is this Integral Convergent or Divergent?

Solving a Derivative Problem Using the Power Rule

How do I find the geometric definition of (i+J)cross(i-j)?

How to Solve a Trig Sub Problem with Substitution?

Solving Reduction Formula: Step-by-Step Guide

Differentiation Help: 2 Questions

Proving b' is a Basis of V: Let B be an Invertible Matrix

Calculating Limit of Integrals Involving Cos and Exponential Functions

Calculating the Volume of a Rotated Solid

Proving Positive Matrices through Conjugate Transposes

What is the Matrix for Orthogonal Projection to the xy-plane?

Symbolic Logic: Helping a Friend Understand Mr. X's Homework

How to determine the intervals of decrease or increase

Fourier cosine/sine transforms

Solving an Integral Problem: Find Volume of Solid

Pade Approximation and it's Applications

Solving a Problem: What Did I Do Wrong?

Differentiating y=2x√4-2x³ - Dan

Finding the Equation of a Plane from 3 Points

Solving for Differential Equation of Reflecting Surface

Derivative of x² Notation: \frac{{df(x)}}{{dx}}

If the second equation is correct, then the volume is infinite.

Solving System of Equations: What Gives?

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Understanding Derivatives: Solving with Power Rule vs. Definition

Calculating the Integral of a Rational Function

Find a List of Primes up to 10^9 - No Generator Needed

The maximum area that can be enclosed is 800 square feet.

Diff Eq Region of Unique Solution

Solving Trig Questions Where cos x = 0.6

Calculas Related Rates and Angle Problem

Fourier Transform and Shifting in Solving ODEs?

Proving Commutativity in a Ring with s2 = s

Calculating Residue of a Complex Function: A GRE Problem

What Are the Key Properties of Linear Functionals and Operators?

Solve Simple Limit Problem: (1/x)-(1/2)÷(x-2)

Derivative of inverse trig function

Integration by Parts: Solve \int (xe^-^x)dx

Power Sum Expansion and Convergence Questions

Differentiating Logarithmic and Exponential Functions

Question on sequnces of functions.

Calculating Volume: Solving for y=sec x, -1≤x≤1

Simple linear algebra questions

Another rather simple Differential Equation

Help with easy Differential Equation

Is the Formula for GCD in a Multiplicative System Valid?

Limits to the power of a variable

How to Find the Area Between Two Curves with No Given Boundaries?

Cyclic Subspaces: Proving Equality of Zero Spaces for Coprime Polynomials

What am I doing wrong in solving the heat equation in 2 dimensions?

Solving the Helmholtz Equation with Neumann Boundary Condition in a Unit Circle

How do I calculate 1-forms for a connection?

Proving Linear Dependence in Vector Spaces

What is the Inverse Laplace Transform of 1/(z^2)(z^2+1) using Residues?

How can you optimize turning over seven hexagonal mats in the fewest moves?

Proving Polynomial Proofs: Using the Expansion Method

Recursive equation for an integral

Sequence of Primes: Concluding Divergence for All e>0

Summation of 1/p: Logarithmic Growth of N

Calculating Limit: sin^2(3t)/t^2 as t → 0

Solve (x^2+1)^(x^3) Derivative

A question on minimal polynomial (LA)

Evaluating Limits: Am I Correct So Far?

Proof by induction - Fibonacci sequence

Radius of Convergence and Absolute Convergence of a Series

Proving the Proportionality of a Sum Involving Induction

1st year calc, simple trig derivative

Nonlinear First Order Differential Equations

Solving Problems with Orthogonal Vectors

Proving \sum_{k=0}^{n} x^{k} = \frac{1-x^{n+1}}{1-x}

How Did Community Support Help Improve My Calculus Grades?

How to Use Duality Property for Finding Fourier Transform of sin x / x?

Why Chain Rule for Differentiating f(u) = e1/u?

Derivative of cos\frac{1}{x}: Is it 0 or Infinity?

Triangle Proof Help: Max Irregular Tetrahedrons

Proving the 'All Blonde Girls Have Blue Eyes' Fallacy Theorem

Substitution homework question

Need a quick help with a simple identity

Understanding Distance and Speed in Tangent Line Motion Problems

How to Prove the Induction Rule for Sum of Cubes?

Approximating the Circumference of an Ellipse with Parametric Equations

Determ the stationary temp with a PDE

Long Division Puzzle: Solving for Unknown Values Using Long Division Method

Change of Variable issue with Integration

Dan's Exam Questions: Need Help with Answers?

Laplace Transform Practice Problems: Solving for t and Inverse Transform

Finding function continuity and derivatives

How Do You Prove the Relationship Between LCM and GCD in Number Theory?

What is the Orthonormal Basis of the Plane x - 4y - z = 0?

Some partial derivative questions

Is this correct please - series

What can be said about this sequence

Derivatives in Vector Notation

Derivation of Partial Derivatives in a Textbook: Understanding the Factor of 1/2

Proving Sequence a_n = 1 as n Goes to Infinity

Calculating the Rate of Water Level Increase in a Trapezoid-Shaped Trough

Use the appropriate test to decide if they converge

Evaluating the Challenging Integral I_n(x) and its Impact on the Sum S_n(x)