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.
Threads
Solving 2nd Order ODE: y''+(1/x)y'=0
- sara_87
- · Replies 4 ·
Trigonometric Relations for Line Segments with Fixed and Movable Points
- Nyasha
- · Replies 9 ·
Real analysis - questions on integration
- VeeEight
- · Replies 1 ·
Finding partial fraction expansions
- smalllittle
- · Replies 4 ·
Probability density with finite moment?
- bjj_99
- · Replies 1 ·
Evaluate Limit of Cosine Over Natural Logarithm
- wilcofan3
- · Replies 9 ·
Spherical Coordinates Conversion and Region Analysis
- moneyjane
- · Replies 5 ·
Rings and Homomorphism example
- dancergirlie
- · Replies 11 ·
Finding the basis of a matrix
- xiaobai5883
- · Replies 1 ·
Real subspace and not real subspace
- xiaobai5883
- · Replies 11 ·
Rank of a Matrix: Determine Value of k
- lalligagger
- · Replies 1 ·
Are crystal planes (1 1 2) and (-1 -1 -2) identical or parallel?
- superwolf
- · Replies 4 ·
Calculating Distance Change of Plane from Radar Station
- jpc90
- · Replies 9 ·
Why use sign function in d'Alembert's solution for wave equation
- jaejoon89
- · Replies 2 ·
Uncoupling Equations: A Matrix Approach
- Winzer
- · Replies 3 ·
Neighborhood Proof for Distinct Points in a Metric Space
- Tokipin
- · Replies 2 ·
Deriving RMS value from sinusoidal waveform.
- dE_logics
- · Replies 19 ·
Prove Derivative Matrices Mapping F:Rn→Rm is Ax+c
- Appa
- · Replies 1 ·
Proof: Show that R is not isomorphic to R*
- hsong9
- · Replies 11 ·
Proving Alternating Groups in Sn: An Index 2 Subgroup
- zcdfhn
- · Replies 4 ·
Bijection in a complex number ring
- dancergirlie
- · Replies 2 ·
Finding the positive x-value on a hyperbola
- Emethyst
- · Replies 2 ·
Index notation working for tensor contraction problem
- geffman1
- · Replies 1 ·
Is the plane 4x + 3y + 4z + 4 = 0 a subspace of R^3?
- bcjochim07
- · Replies 1 ·
Trying to solve a partial differential equation using d'Alembert's solution
- jaejoon89
- · Replies 2 ·
Proof of Prime Divisor Existence for n>2
- SneakyArab
- · Replies 10 ·
Laplace Transform of 2nd Order ODE
- Newtime
- · Replies 1 ·
How do I graph a summation using a TI 89?
- jaejoon89
- · Replies 3 ·
Expected value of a third order statistic?
- JamesF
- · Replies 1 ·
Derivitive with ln - don't understand
- zeion
- · Replies 5 ·
How do you simplify the integral after trigonometric substitution?
- nweis84
- · Replies 3 ·
How do I work with a matrix like this?
- LaraCroft
- · Replies 3 ·
Abstract Algebra - Subgroups of index 2 in R*
- tiki84626
- · Replies 1 ·
Isomorphisms from G × Z and G × G to G for infinite integer sequences
- Obraz35
- · Replies 4 ·
Reduction of order for (1-x²)y''+2xy'=0 and 4x²y''=y
- bathtub2007
- · Replies 1 ·
Solving the Gompertz Differential Equation
- lockedup
- · Replies 2 ·
Solving Trig Anti-Derivative: Int of sin x over -sin^2 x of dx
- jwxie
- · Replies 8 ·
Finding the Sum of an Infinite Series: \sum_{0}^{\infty} \frac {n^2} {3^n}
- wilcofan3
- · Replies 4 ·
System of linear equation question: Intersection of three equations
- zeion
- · Replies 7 ·
Why are [100], [010], [001] and their negatives equivalent in a cubic system?
- superwolf
- · Replies 2 ·
Math god needed for a trig problem I concted
- letsmakelotso
- · Replies 3 ·
Arc legth of curve C in first octant
- moneyjane
- · Replies 1 ·
Proving Equivalence of (1) and (2): On Measurability
- e(ho0n3
- · Replies 1 ·
Linear Independence of Given Vectors: Explanation and Steps
- chealsealee
- · Replies 5 ·
Lim inf/sup innequality question
- transgalactic
- · Replies 7 ·
Inverse of a weird looking matrix
- LaraCroft
- · Replies 1 ·
Integrating Hard Integral 2: Can Someone Give Me a Hint?
- dirk_mec1
- · Replies 1 ·
Proving f''(c)≥1 given extremum and boundary conditions
- transgalactic
- · Replies 4 ·
How to Prove the Convergence of a Sequence Defined by a Recursive Function?
- transgalactic
- · Replies 8 ·
Inverse Laplace transform of RLC circuit impedance
- Kruum
- · Replies 1 ·
Really simple matrix reduction
- NeonVomitt
- · Replies 3 ·
How is This Laplace Transform Rewritten for a Final Step?
- myusernameis
- · Replies 2 ·
Solving -2 ((4 t^(1/2) + 8 t ^ (3/2)) / ((t^(1/2) (1 + 4t + 4t^2 ))^2) )
- afcwestwarrior
- · Replies 5 ·
Exponential Distribution and probability
- 6021023
- · Replies 3 ·
Evaluation of a (parabolic) line integral with respect to arc length
- GelatinousFur
- · Replies 4 ·
Finding all intersections of e^x and x^10
- DeltaIceman
- · Replies 2 ·
Proving ∑ j=1 through n, j(j+1)(j+2) . . . (j+k-1) with Induction
- caseyd1981
- · Replies 5 ·
Dirac delta function in spherical coordinates
- element1945
- · Replies 3 ·
Fundamental solutions for y'' + p(t)y' + q(t)y = 0
- chobo86
- · Replies 3 ·
Is 5/((t)(1+4t+4t^2)) the correct solution for my calculus problem?
- afcwestwarrior
- · Replies 3 ·
Calculating the cut out section of a box
- Emethyst
- · Replies 3 ·
Why does \(\lim_{n \rightarrow \infty} nx(1-x^2)^n = 0\) for \(0<x<1\)?
- letmeknow
- · Replies 6 ·
Fundamental Solutions of Linear homogeneous equations
- hsong9
- · Replies 2 ·
Integrating (-9e^x - 28)/(e^2x + 9e^x + 14) by substitution
- jumbogala
- · Replies 7 ·
Solving cosz=2: A Logarithmic Approach
- kathrynag
- · Replies 1 ·
Can you Simplify the Polynomial 1+4t+4t^2?
- afcwestwarrior
- · Replies 3 ·
How is t^-1/2 written in mathematical notation?
- afcwestwarrior
- · Replies 2 ·
Solving Limit: n/log(n) as x Approaches 0
- Daveyboy
- · Replies 4 ·
Proving the Non-negativity Property of a Diffusion Equation Solution
- modeiry88
- · Replies 3 ·
How to evaluate ∫₀^(π/4) e^(-1/cos²x) dx
- dirk_mec1
- · Replies 26 ·
How to Perform Inverse Laplace Transform for 1/(s+a)^n?
- tony873004
- · Replies 1 ·
Solving Surface Integral Questions w/Check Solutions
- c.francis
- · Replies 1 ·
Find the derivative of arctan(6x)
- jumbogala
- · Replies 5 ·
Solving a Boundary Value Problem using Fourier Transforms
- modeiry88
- · Replies 1 ·
Formally solve the following boundary value problem
- modeiry88
- · Replies 1 ·
Calculating Arc Length for Parametric Equations with Simple Integration
- Seraph404
- · Replies 2 ·
Reading the ming of a prof question
- transgalactic
- · Replies 1 ·
Find the eigenfrequencies for systems
- roeb
- · Replies 3 ·
Solving a normal distribution problem
- 6021023
- · Replies 18 ·
Double integral by changing order and limits
- s_gunn
- · Replies 8 ·
Give a recursive definition of:
- caseyd1981
- · Replies 3 ·
Why does Rolle's theorem apply when we have f(x1)=0 and f'(c)=0?
- transgalactic
- · Replies 12 ·
Solving Initial Value Problems for Second Order Differential Equations
- tracedinair
- · Replies 2 ·
Paint paradox: infinite surface area but finite volume for 1/x
- madgab89
- · Replies 2 ·
Logarithmic differentiation with inverse and hyperbolic functions
- johnq2k7
- · Replies 1 ·
If f'(x)g(x) = f(x)g'(x), prove g(c) = 0 for some c in [0,1]
- transgalactic
- · Replies 11 ·
What is the Inverse Matrix for A?
- LaraCroft
- · Replies 1 ·
Proving 12 divides n^2-1 when n^2 is odd and not divisible by 3
- kreil
- · Replies 21 ·
Short exact sequences and group homomorphisms
- myownsavior
- · Replies 2 ·
Applications of Differentiation II
- chrisyuen
- · Replies 3 ·
Finding the flaw in this continuity proof?
- Mathmos6
- · Replies 2 ·
What's difference between these?(derivation)
- Hamid1
- · Replies 1 ·
Finding the Radius of Convergence for a Series with Exponential Growth
- Mathmos6
- · Replies 4 ·
Solving limit using tailor series
- transgalactic
- · Replies 4 ·
Finding Laurent Series for a Rational Function on an Annulus
- QuantumLuck
- · Replies 1 ·
Proof about uniformly continuous functions
- kivit
- · Replies 5 ·
Contour integral along a semicircular path
- asi123
- · Replies 1 ·
Finding how fast the area is changing of an equilateral triangle
- meeklobraca
- · Replies 28 ·
Simple residue theorem question.
- QuantumLuck
- · Replies 5 ·
Polynomial sequence uniformly convergent on annulus
- QuantumLuck
- · Replies 3 ·