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.
Combinatorics, Assigning Occurrence Numbers to Integers
  • QuietMind
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The equations of various ellipse constructions
  • Appleton
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Euler's Totient Function, Proof
  • QuietMind
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9
Finding the Base Matrix A from Matrix A100
  • Anarza
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7
Frequency Distribution Width & 'Rounding Up'
  • dotsero
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4
Determining Cauchy principal value of divergent integrals
  • saybrook1
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Difficult integral - Falling mass
  • Cincin
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14
Application of boundary conditions in determining the Green's function
  • pondzo
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4
Still having trouble solving integrals via residues
  • saybrook1
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7
System of Differential Equations
  • David Donald
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5
Convergence of Infinite Series: Solving for the Sum of 1/n^4
  • spaghetti3451
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4
Lagrange optimization: cylinder and plane intersects,
  • a255c
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2
Secant Method Minimum Estimation
  • roam
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3
Finding eigenvectors for complex eigenvalues
  • Dusty912
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7
Linear Algebra - Gram-Schmidt Process
  • joe_cool2
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4
How Can Phasors Represent the Function g(t) in Complex Form?
  • Dusty912
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Why Are Eigenvectors with Complex Eigenvalues Linearly Independent?
  • Dusty912
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5
Complex-Valued Solutions of Second-Order Linear Equations
  • Dusty912
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6
Complex Fourier Series into a Cosine Series
  • Mattbringssoda
  • · Replies 15 ·
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15
Why is my answer incorrect for y when x = -1?
  • Alexandra Fabiello
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3
Concept question - integrals requiring substitution to solve
  • Alexandra Fabiello
  • · Replies 18 ·
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18
Equation of Curve Tangent to Line at Given Point
  • Alexandra Fabiello
  • · Replies 8 ·
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8
How Do You Integrate ∫sqrt((x+1)/(x-1))?
  • Alex235123
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2
How can a -1 exponent be manipulated in the Sinh series?
  • saybrook1
  • · Replies 5 ·
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5
Solve Laplace equation on rectangle domain
  • Dor
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5
Solve first order partial derivatives
  • jimjames
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1
Differentiation under the integral sign problem
  • Bounceback
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5
Proving that Aut(G) is a subgroup of Bij(G)
  • RJLiberator
  • · Replies 6 ·
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6
What Are the Kernel and Image of a Group Homomorphism φ: ℝ^x -> ℝ^x?
  • RJLiberator
  • · Replies 6 ·
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6
Help finding a polynomial function given a set of data
  • saybrook1
  • · Replies 11 ·
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11
Proving Equivalence of 1-1 Function Statements
  • Incand
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2
Calculating Surface Area Using a Line Integral: A Case Study
  • Destroxia
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4
What is the volume of a perfect cylinder under a plane?
  • Bill333
  • · Replies 4 ·
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4
Prove that the critical point of f satisfies the equation
  • lep11
  • · Replies 13 ·
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13
Functional relation between u(x,y,z) and v(x,y,z)
  • arpon
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4
Finding derivative using table of values
  • nfcfox
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1
Find general equation of x′′(t)+5x′(t)+4x(t)=0
  • Arnab Patra
  • · Replies 16 ·
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Upper and lower bounds of a triple integral
  • TheSodesa
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2
Proving that integral of transfer function equals 1
  • whatsoever
  • · Replies 6 ·
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6
What are the orders of the poles and the residue for sin(1/z)/cos(z)?
  • saybrook1
  • · Replies 3 ·
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3
Finding the Orthogonal Complement
  • Tom2
  • · Replies 3 ·
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3
Proving that a function can't take exactly same value twice
  • Alpharup
  • · Replies 12 ·
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12
Strong Induction, Tangled Graph
  • QuietMind
  • · Replies 3 ·
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3
Linear Algebra - Elimination Matrix when Permutation Needed
  • YoshiMoshi
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2
A Continuous Multivariate Distribution
  • squenshl
  • · Replies 15 ·
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15
Generate the Fourier transform of the function
  • Poirot
  • · Replies 5 ·
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5
Is Author Wrong? Solving a Homework Equation
  • foo9008
  • · Replies 4 ·
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4
Rational numbers, supremum (Is my proof correct?)
  • Incand
  • · Replies 6 ·
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6
How to Correctly Differentiate the Acceleration Equation in N-Body Simulations?
  • cc94
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3
QR factorization for a 4x4 tridiagonal symmetric matrix
  • pyroknife
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4
What is the total variation of sin(x) on [a,b]?
  • Ainlaen
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Proof for Convergent of Series With Seq. Similar to 1/n
  • The-Mad-Lisper
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Derivative of multivariable function
  • rojan1918
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5
Harmonic Series: Is ∑(1/ k+1 ) Divergent?
  • foo9008
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Linear Algebra - Solving AC RLC circuit
  • YoshiMoshi
  • · Replies 6 ·
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6
Representing a function as a power series
  • ReidMerrill
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8
A Discrete Multivariate Probability Distribution
  • squenshl
  • · Replies 22 ·
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22
Can a Tournament Graph Define a Total Order Without Three-Player Cycles?
  • QuietMind
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1
Show that the Poisson Mass Function has the same value for λ and λ-1
  • Dakarai
  • · Replies 8 ·
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8
When is this linear transformation an isomorphism?
  • lep11
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3
Prove f has maximum value in R
  • lep11
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Solving a Derivative Puzzle: Find f'(1)
  • terryds
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6
Radius of Convergence for Σ6n(x-5)n(n+1)/(n+11) Series | Solve for x
  • ReidMerrill
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Eigenvectors and Eigenvalues: Finding Solutions for a Matrix
  • DiamondV
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2
Supremum, Infimum (Is my proof correct?)
  • Incand
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3
How do I find the distance between two lines passing through different points?
  • SteliosVas
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1
Calculus 3 change of variables
  • princessp
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3
Understanding Properties of Integrals: How to Simplify an Integral
  • Mrencko
  • · Replies 14 ·
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14
Propositional Logic -- expressing in formal logic notataion
  • QuietMind
  • · Replies 4 ·
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4
Solving ODE with Frobenius Method
  • roughwinds
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3
Is My Average Value Calculation for Function g(x) on Interval [-π, 0] Correct?
  • Mr Davis 97
  • · Replies 5 ·
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5
Linear Algebra - Gram Schmidt & Normalization - Error in Sol
  • YoshiMoshi
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1
Prove: (n + d) / n = (n + d/2)^(d)
  • Guest812
  • · Replies 5 ·
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5
Work done by Three Dimensional Inverse Square Field
  • Destroxia
  • · Replies 3 ·
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3
Vector Algebra: Finding a parallel vector
  • squelch
  • · Replies 7 ·
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7
SHM: Gravity-Powered Train (Brace Yourself)
  • lowea001
  • · Replies 5 ·
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5
Proving by Induction/Recursion
  • mr.tea
  • · Replies 12 ·
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12
Pointwise, uniform convergence of fourier series
  • lilphy
  • · Replies 1 ·
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Finding the Inflection points of x^2-4√x
  • AllanW
  • · Replies 4 ·
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Calculating Integral: ##\int_a^b x\left(\frac{b-x}{b-a}\right)^{n-1} \; dx##
  • squenshl
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2
Temperature as a function of 3 variables....
  • TheSodesa
  • · Replies 1 ·
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1
Prove functions f and g are continuous in the reals
  • lep11
  • · Replies 23 ·
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23
Solving Laplace Equations using this boundary conditions?
  • astrodeva
  • · Replies 1 ·
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Complex Analysis: Contour Integration Question
  • Pyroadept
  • · Replies 1 ·
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Show graphically/vector addition adding two waveforms
  • Rian
  • · Replies 4 ·
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4
Mathematical Modeling Question using a 2-cycle
  • masterred
  • · Replies 1 ·
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1
Find Taylor Series from a function and its interval of convergence
  • deagledoubleg
  • · Replies 10 ·
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10
Linear Algebra - Projection of Vector
  • YoshiMoshi
  • · Replies 1 ·
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2 True/False Questions -- Integral and convergence
  • cacofolius
  • · Replies 8 ·
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8
Classical Mechanics: Inertial Reference Frames
  • SophiaSimon
  • · Replies 14 ·
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14
Proving absolute converge with minorant criterion
  • JulienB
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3
Volume of a solid bounded by a paraboloid and the x-y plane
  • NZBRU
  • · Replies 1 ·
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Finding Extrema of a Set: A Derivative Approach
  • JulienB
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3
Product of a delta function and functions of its arguments
  • ELB27
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4
Calculating volume between two paraboloids
  • Physgeek64
  • · Replies 3 ·
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3
Prove the integral is in the range of f
  • Vardaan Bhat
  • · Replies 11 ·
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11
Sawtooth function Fourier transform
  • roam
  • · Replies 17 ·
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17
Factoring for partial fraction decompostion
  • Robb
  • · Replies 1 ·
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High School Calculus Velocity question
  • Noriko Kamachi
  • · Replies 3 ·
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3
The decomposition of the numerator
  • Theengr7
  • · Replies 9 ·
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9