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
Does Modular Arithmetic Prove a Prime Divides Infinite Repetitive Digit Numbers?
- keityo
- · Replies 5 ·
Proof by Induction - Inequality
- ksm100
- · Replies 3 ·
Find the curvature of the curve
- undrcvrbro
- · Replies 5 ·
What Does the Definition of Derivative Involve?
- synergix
- · Replies 1 ·
Using IVT to prove a root exists for φ(x) + x^n with limits at infinity
- jgens
- · Replies 9 ·
Constructing a Mobieus Mapping from a Unit Disk to a Half-Plane
- soopo
- · Replies 5 ·
Complex Analysis: Open Set Intersection Proof
- Pyroadept
- · Replies 1 ·
Least Square Solution(zeros in one row)
- rey242
- · Replies 4 ·
What is the Radius of Convergence for the Series Sum of z/n?
- Pyroadept
- · Replies 1 ·
Tensor for Matrix: How to Represent a Given Matrix Using a Tensor
- soopo
- · Replies 3 ·
How to apply the definition of the derivative of a delta function
- rocky3321
- · Replies 1 ·
Prove that the matrices have the same rank.
- Dafe
- · Replies 2 ·
Limits of functions at infinity
- Juggler123
- · Replies 4 ·
Path to make f(x,y) = xy²/(x+y²) approach any value a as (x,y)→(0,0)
- *Helix*
- · Replies 17 ·
A*x=B, linear algebra problem.
- colossus__
- · Replies 4 ·
Basis for set of 2x2 complex symmetric matrices
- csnsc14320
- · Replies 12 ·
Auxiliary Eqns with Complex Roots
- marco101
- · Replies 3 ·
Is f(x) = (x+1)/(x+2) with f(-2) = 1 injective and surjective?
- xpoferens
- · Replies 2 ·
Can Nonlinear Systems Be Solved Using Gaussian Elimination?
- Saladsamurai
- · Replies 3 ·
How Do Orthogonal Projectors Influence Dimensions and Norms?
- math8
- · Replies 7 ·
How Can I Solve the Equation \(2^x = x^{10}\)?
- Dell
- · Replies 8 ·
Prove a_n > √x by induction and find its limit
- crshbr
- · Replies 8 ·
Motion in space: velocity and acceleration
- popo902
- · Replies 7 ·
The Differential Equation of Free Motion
- gotpho
- · Replies 2 ·
Derivative of (2500+0.2t)(1+t)/√(0.5t+2)
- fghtffyrdmns
- · Replies 6 ·
How Do You Integrate tan^5(x) Correctly?
- SpicyPepper
- · Replies 2 ·
How Do You Integrate the Square of dx/dt?
- raisin_raisin
- · Replies 3 ·
Validate Peano Arithmetic Approach
- snipez90
- · Replies 2 ·
Triangle inequality with |z^2+3| ≤ 12 when |z|=3
- sara_87
- · Replies 10 ·
Prove a function from a finite set to the same set is 1-1 iff it is onto
- Newtime
- · Replies 10 ·
Why is the cross product of two vectors perpendicular to both?
- Anden
- · Replies 2 ·
Understanding Linear Homogeneous Systems: Finding the Correct Answers
- DanielJackins
- · Replies 9 ·
What is the Correct Moment of Inertia for a Unit Density Lamina?
- longrob
- · Replies 2 ·
Are These Vector Function Statements True or False?
- zhuyilun
- · Replies 5 ·
Find the limist if it exists for a 3-variable function
- zhuyilun
- · Replies 2 ·
Right triangle, describe dx as dθ
- quantum13
- · Replies 4 ·
Vertical asymptotes, horizontal asymptotes and critical points for h(x)=x*e^x
- Roni1985
- · Replies 3 ·
Metric spaces, making proof formal
- cap.r
- · Replies 1 ·
General true of false questions about vector function in calc 3
- zhuyilun
- · Replies 2 ·
Finding the angle of steepest ascent on a hill at (120, 80, 1064)
- ktobrien
- · Replies 2 ·
How to check dy/dx in my ti84?
- Impackt
- · Replies 4 ·
How do you prove the commutativity axiom of a field?
- sara_87
- · Replies 8 ·
Continuity of a Function with Inverse Preimage Condition
- fraggle
- · Replies 1 ·
Solve Partial Derivatives for Exact Diff Eq
- KillerZ
- · Replies 5 ·
Limit of 6x³y²/(2x⁴+y⁴) as (x,y)→(0,0)
- *Helix*
- · Replies 2 ·
Finding the integrating factor (ODEs)
- Novark
- · Replies 8 ·
Riemann sum for ∫cos²(2πnx)dx from 0 to π/2
- Samuelb88
- · Replies 1 ·
Simple analysis proof: x^n -> a^n as x -> a
- applegatecz
- · Replies 5 ·
Distribution Function for 1/2X and (lambda)X
- JosephLee
- · Replies 3 ·
Proving limits with epsilon-delta: lim f(x) at 0 equals lim f(x-a) at a
- lizielou09
- · Replies 1 ·
Proof by Induction: Prove Recurrence Relation for Spherical Bessel Function
- IHateMayonnaise
- · Replies 5 ·
Proving Non-Existence of a Limit: Solving 1/(x^2+x^3)
- lizielou09
- · Replies 4 ·
Implicit Differentiation and product rule
- Loupster
- · Replies 1 ·
Solve Recursive Function: A_{n+1}= (8/9)A_n
- wimma
- · Replies 1 ·
Prove if S is Open and Closed it must be Rn
- RPierre
- · Replies 3 ·
Proving the Derivative of a Fourier Series Using Induction
- caesius
- · Replies 3 ·
Why does the following function equate to a delta in classical feild theory
- Fwahnak
- · Replies 1 ·
Finding muzzle speed given elevation angle and maximum height
- undrcvrbro
- · Replies 4 ·
Green's theorem applied to polar graph
- csnsc14320
- · Replies 1 ·
Precise Definition of the Limit for f(x)=0
- nietzsche
- · Replies 4 ·
Exact Differential Equations: Solving for F(t,y)
- jumbogala
- · Replies 3 ·
Prove a complex set defined by inequalities is open
- skriabin
- · Replies 8 ·
Proving Orthonormal Basis for an Orthogonal Matrix
- abbasb
- · Replies 3 ·
Gauss-Jordan elimination on 2×4 matrix
- Saladsamurai
- · Replies 3 ·
How to Evaluate the Integral of a Derivative at a Given Point
- Samuelb88
- · Replies 2 ·
Showing that three points are collinear if their cross product is zero
- hachi_roku
- · Replies 2 ·
Limit of √(3x-18) as x approaches 6 from the left
- wiz0r
- · Replies 4 ·
Complex Integration / Residue Problems
- G01
- · Replies 6 ·
What is the Fourier Transform of a Rectangular Function?
- Denver Dang
- · Replies 13 ·
Prove/Disprove: Existence of a Basis of P_3(F) w/ Degree 2 Polynomial
- jaejoon89
- · Replies 3 ·
Are These Vector and Matrix Operations Formulated Correctly?
- oxxiissiixxo
- · Replies 6 ·
Find time t at which the speed of the particle is minimized
- popo902
- · Replies 11 ·
Prove the limit theorem: a_n < b_n -> A-B
- shoescreen
- · Replies 9 ·
Stuck on Taylor series problem parts 3 and 4
- chongkkmy
- · Replies 6 ·
Question with Summing a Series (Non-Geometric)
- NastyAccident
- · Replies 3 ·
Proof I don't even know how to start
- EstimatedEyes
- · Replies 3 ·
Solving a fourth-order PDE with Fourier transforms
- mike1111
- · Replies 2 ·
Calc 3: Motion in xy plane question
- widmoybc
- · Replies 2 ·
Method of undeterminant coefficeint
- -EquinoX-
- · Replies 7 ·
Understanding Differential Equations: Solving for y' with u substitution
- Axial
- · Replies 4 ·
Generating function for compositions with odd parts at least 2i-1
- beddytear
- · Replies 1 ·
Why is the limit of (x+2)/(x³+8) as x→−2 equal to 1/12?
- Jules18
- · Replies 10 ·
Proving boundary relations for set intersections in RN
- RPierre
- · Replies 1 ·
Hermitian positive definite matrix
- math8
- · Replies 1 ·
Equation of a plane through three points
- srn
- · Replies 2 ·
Limit of (1-xy)/(1+xy) as (x,y) approaches (1,-1)
- Wesleytf
- · Replies 1 ·
General solution to 5y" + 9y' - 9y = 0
- -EquinoX-
- · Replies 12 ·
Limit of Multivariable Function at Origin
- icosane
- · Replies 4 ·
Population Model: Increasing P as t Increases
- KillerZ
- · Replies 2 ·
Technical question regarding showing sqrt(n+1) - sqrt(n) converges to 0
- gmn
- · Replies 2 ·
Procedure to test pole and its order
- DrMath
- · Replies 13 ·
Summing geometric series to prove 1/(e^(2πa) - 1)
- TheMightyJ
- · Replies 3 ·
How to Find Temperature Distribution in a Rectangular Sheet?
- Void123
- · Replies 1 ·
Homeomorphism between unit square and unit disc
- variety
- · Replies 3 ·
Hydrostatic Pressure: Calculate Force on Cylindrical Tank
- africanmasks
- · Replies 2 ·
Proving Convergence of Absolute Value Sequence in Real Numbers
- Daveyboy
- · Replies 2 ·
Volumes of Spheres around a Box
- cmdro
- · Replies 4 ·
Fairly complex trig integration
- hanelliot
- · Replies 8 ·
Partial Derivatives and The Chain Rule
- ktobrien
- · Replies 6 ·
What does ( 0.25)^(3n) converge towards? (EASY Q)
- polosportply
- · Replies 4 ·