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.
Does the series SUM log(1+1/n) converge or diverge?
  • happyg1
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Upper Bound for Optimal Value in Max Problem
  • pinki82
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Power and Resistance in Electrical Circuits
  • Tcat
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Intermediate Value Theorem proof
  • Anisotropic Galaxy
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How to do this partial derivative
  • PhilosophyofPhysics
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Two Differential Equation Problems
  • JM00404
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Proof: Linear Combination of X0 and X1
  • vg19
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How can the sum of a geometric series be evaluated?
  • thenewbosco
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Help with Optimization Problem
  • wr1015
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Harmonic Functions: Proving Analyticity
  • M.C.Koth
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Deteriming resonant frequencies
  • mpm
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Finding the point where C interesects the xz-plane
  • mr_coffee
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Forgot how to integrate yes t*cos(Pi*t)
  • mr_coffee
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How far did this football go, vector problem
  • mr_coffee
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Proof of Parallelogram for Regular Quadrilateral
  • SS2006
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Lim f(0,y). y->0. L'H rule needed, did i do it right?
  • mr_coffee
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Proving Differentialbility of h: R^n -> R^m | Step-by-Step Guide
  • Pearce_09
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Calc analysis - monotone sequences
  • Nerpilis
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2
Solving Variable Coefficient ODEs: Step-by-Step Guide for Your ODE Exam
  • cefarix
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Increasing/Decreasing composites functions
  • jordanfc
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Limit of a sequence of numbers 1 to 2
  • QuantumTheory
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9
How Do I Derive Values of x and y Using Extended Euclid's Algorithm?
  • Bob19
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Fermats little theorem question
  • Bob19
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Solving a Limit Problem with the Algebraic Method
  • Chocolaty
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Point moving along the curve y=2x^2+1
  • mattsoto
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Why Can't the Positive Cone Be a Submanifold in R^3?
  • Pietjuh
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Extended euclidian algorithm problem (HELP )
  • Mathman23
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What Is the Dimension of the Vector Subspace Spanned by e^x and e^2x?
  • Pearce_09
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Solving Difference Equation: w_n = 2^n w_0 + 2^{n + 1}-1
  • Benny
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Find instantaneous rate of change of 7/3z^2
  • mattsoto
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What is the derivative of y=sin(x+y)?
  • mattsoto
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Differentiability of weird function
  • Ara macao
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How to understand math Unboundedness
  • pinki82
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Struggling to Solve Chain Rule Problem: Help Appreciated!
  • roe
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2
Can the Limit of an Interval Be Shown to Equal a Single Point?
  • quasar987
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Calc 3 Easy Questions: Partial Derivative of g(x,y)
  • don23
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How should I approach this ODE
  • Icebreaker
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I was so lost on this limits question. help please
  • vbplaya
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Laplace transform, fraction expansion
  • sibiryk
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9
How to Use Implicit Differentiation to Solve for y' in xy^1/2 = 1 + x^2y
  • ms. confused
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Solving Linear Algebra Proof: A = 0
  • vg19
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Proving Horizontal Tangents of y=Cos(x) & y=Sec(x) at x=0
  • Robokapp
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Find domain of (2+x-x^2)/((x-1)^2)
  • bobboxx
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Solving a Cube Problem with Constant Coefficients
  • mathmike
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Proving Det(AB) = Det(A)Det(B) using Group Theory | Somy's Math Question
  • somy
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What's the best way to remember the 8 fourier integral/summation definations
  • hanhao
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Particular differnetial solution
  • Phymath
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Unraveling the Mystery: Solving a Tricky Fourier Analysis Problem
  • quasar987
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Is This the Correct Way to Graph the Domain of a Function in Calc 3?
  • gokugreene
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Limits of a Trigonometric Function
  • dekoi
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Proving a relation is a partial order
  • Oxymoron
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How do I prove the following: lim x^2 + x - 12 = 7x-> 3
  • powp
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Solving Derivative Problems - Hints for Parts d & e
  • seiferseph
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Quest mutually exclusive events?
  • kingyof2thejring
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Solving Integral of (u-2)/sqrt(u^2+1) du - Help!
  • sony
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Matrices trouble, finding k so matrix is rank 2
  • mr_coffee
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DeMorgan's theorem, What does it logically mean? I missed it on a test
  • mr_coffee
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Uniform Convergence of sequence
  • siddharth
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Solving Inner Product Questions with Eigenvalues
  • Benny
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Laplace Transform - (stinking partial fractions)
  • FrogPad
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4
How to Solve a Tricky Integral: Step-by-Step Guide for Beginners
  • ISU20CpreE
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Cross Product of Two Vectors: Finding Component Along Direction of C
  • Midas_Touch
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Probability Theory - Expected Value.
  • rad0786
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Calculating Expected Value using Probability Mass Function for Random Variable X
  • playboy
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Calculus Questions: Help Solving Problems
  • Pearce_09
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Where are my mistakes in these derivative problems?
  • scorpa
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Proving SL(2,R) is a Subgroup of GL(2,R)
  • mattmns
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Partial Fraction Decomposition
  • Disar
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Implicit Differentiation: Finding dy/dx for cos(y^2) = x^4
  • mlowery
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Derivative of Hyperbolic function
  • Rizzamabob
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Continuous Random variable Problem
  • Disar
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Guessing plot of two-variable function
  • twoflower
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Linear System Question: Solving Ax=y and Ax=z in \mathbb{R}^3"
  • tandoorichicken
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Solving \int\int_D (x^4-y^4) dxdy with Optimal Change of Variables
  • Icebreaker
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Troubleshooting Integral: Partial Fractions with Unsolvable Component"
  • sony
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Solve for Triangle Area and Rate of Change at Time t0 | Geometry Problem
  • brad sue
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What are the practical applications of Sequences and Series?
  • chound
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Difference equations and stability
  • Benny
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How Does Projectile Angle Affect Range in Physics Calculations?
  • CrankFan
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How Does Epsilon-Delta Definition Prove a Limit?
  • misogynisticfeminist
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Did I Solve This Exam Prep Problem Correctly?
  • mr_coffee
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How do you find partial derivatives for tan(x/y)?
  • elle
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How Can You Derive the Taylor Series of 1/sqrt(cosx) Using the Series for cosx?
  • ascky
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How Does the Height of a Sand Pile Change as It Grows?
  • bard
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Can You Graph and Determine the Domain of f(x,y)=√(x²-1)?
  • gokugreene
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Expert Tips for Solving Integrals: Simple Steps and Strategies
  • ISU20CpreE
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Curve C traced by a particle, did i draw these vectors right?
  • mr_coffee
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Tangent line at y = 9/sqrt(1+x)
  • volc
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Can anyone provide a proof for the Bolzano-Weierstrass Theorem claim?
  • Nusc
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Then you could try to manipulate the inequality to show that it is always true.
  • eckiller
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Reparamterizing, I think i got the answer but whats up with the t = 0?
  • mr_coffee
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So I had a problem asking to find the surface area of a sphere with radius=a
  • schattenjaeger
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How Do You Convert the Square Root of Two to Binary with Six Decimal Places?
  • StonedPanda
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Topology and Continuity question
  • AKG
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Derivatives of implicit functions
  • courtrigrad
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Modulo, congruences and primes - the love story
  • Virtate
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Finding out if 2003^2004 - 2005 is divisible by 10?
  • Virtate
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Solving Laplace Operator Integral with Partial Integration
  • jet10
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4
Discrete Mathematics - Logics Puzzles
  • jhson114
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Finding Optimal Speed for Ring Wraiths Flying from Barad-Dur to Rivendell
  • pattiecake
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