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.
Find k in AP Calculus BC problem
  • nomadreid
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Form differential equation by substituition
  • foo9008
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Differentiability of a function -- question on bounding
  • cacofolius
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Simple, yet ambiguous integral question
  • TheExibo
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2
Spivak's Calculus Ch.2 Problem 2(i)
  • Derek Hart
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3
What Goes in the Maclaurin Series for 2^x?
  • nfcfox
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Finding eigenvectors with eigenvalues
  • Dusty912
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7
Limiting Value of a Vector Function
  • Sirsh
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Comparing SD of data with RMSE of regression line
  • phosgene
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Linear algebra, can A be one-to-one given a case
  • CookieSalesman
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Damped harmonic oscillator Diff. Eq. question
  • Dusty912
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8
Convolution and Transfer Function
  • roam
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Do These Mathematical Sequences Converge?
  • Banana Pie
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3
Does the nth Term Divergence Test Conflict with the Limit Comparison Test?
  • Banana Pie
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4
Convolution Calculation (piecewise function)
  • roam
  • · Replies 11 ·
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11
Exercise with intersection and sum
  • Kernul
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16
Stats: Approximating a binomial with a normal distribution
  • Amcote
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6
Differential Equations: linearity principle
  • Dusty912
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4
"What PDE is obeyed by the following function...."
  • sa1988
  • · Replies 19 ·
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Y" -y' -2y = 4(t^2) , y(0) = 1 , y'(0) =4?
  • foo9008
  • · Replies 6 ·
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6
Transformation T as a projection on a Line
  • Wi_N
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Can b be an integer if it does not divide k for every natural number k?
  • pjgrah01
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A limit involving a recurrent sequence: a(n+1)=a(n)*(a(n)+4)
  • anachin6000
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Proving the Variance of the Logarithmic Series Distribution
  • squenshl
  • · Replies 6 ·
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6
Laplace transform of (2s^2 +10s) / ((s^2 -2s +5)(s+1))
  • foo9008
  • · Replies 3 ·
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3
A Question About Partial Derivatives
  • Maor Hadad
  • · Replies 1 ·
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And Another Question About Partial Derivatives
  • Maor Hadad
  • · Replies 9 ·
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9
Confidence Level for Proportion
  • masterchiefo
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2
Derivation of Cholesky Decomposition
  • BobTheLawyer
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PDE: Laplace (?) Problem? Sturm Liouville?
  • RJLiberator
  • · Replies 11 ·
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11
Calculating the Mass of a Half Ball with Given Density δ(x, y, z)
  • RaulTheUCSCSlug
  • · Replies 23 ·
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PDE Heat Equation 2 Dimensions
  • RJLiberator
  • · Replies 9 ·
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9
Prove/disprove these subgroups
  • RJLiberator
  • · Replies 23 ·
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23
PDE: Annulus question, Steady State Temperature
  • RJLiberator
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Set Theory: Proving h is Surjective Implies f & g
  • BubblesAreUs
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3
Trapezoidal Rule: Maximum error in approximation?
  • Jess Karakov
  • · Replies 4 ·
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4
Abstract Algebra: Bijection, Isomorphism, Symmetric Sets
  • RJLiberator
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Constructing Groups with Semi-direct product type question
  • PsychonautQQ
  • · Replies 9 ·
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9
Order of (f°h) Group Homework Solution
  • RJLiberator
  • · Replies 29 ·
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Surface Integrals: Evaluate A.n dS on 2x+y=6 Plane in 1st Octant
  • Physgeek64
  • · Replies 10 ·
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10
Isomorphism is an equivalence relation on groups
  • RJLiberator
  • · Replies 9 ·
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9
Arbitrary Union of Sets Question
  • TyroneTheDino
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4
Determine which system of vectors span C^3
  • maNoFchangE
  • · Replies 19 ·
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Calculus - Related Rates Problem
  • RoyceB
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3
Integrating the Integrand: Solving a Double Integral
  • Ekramul Towsif
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The General Solution of the DE y''+y'=tan(t) ?
  • Ahmad Obeid
  • · Replies 2 ·
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Initial value problem, finite differences
  • Telemachus
  • · Replies 8 ·
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8
Delta Function Graphs: Formula, Derivative, and Anti-Derivative with Examples
  • roam
  • · Replies 13 ·
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Solve derivative of least squares matrix equation
  • beyondlight
  • · Replies 3 ·
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3
Proof of Baker-Campbell-Hausdorff involving Bernoulli numbers
  • CAF123
  • · Replies 1 ·
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LU Factorization Homework Solution
  • BubblesAreUs
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Parametric Equations of Tangent Line
  • njo
  • · Replies 11 ·
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11
Finding the members of the Lie algebra of SO (n)
  • c3po
  • · Replies 5 ·
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5
[University Introductory Statistics] DNA crime scene
  • eskimotaro
  • · Replies 28 ·
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Prob with Univariate&Bivariate&Marginal Normal Distributions
  • s3a
  • · Replies 8 ·
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Maximum Error Using Differentials
  • njo
  • · Replies 9 ·
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9
Tricky integration (maybe delta function)
  • Kara386
  • · Replies 7 ·
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7
Solving Differential Equation numerically
  • aaaa202
  • · Replies 3 ·
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3
How to plot the linear system solutions with multiple solutions?
  • gruba
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Proof of points arbitrarily close to supremum
  • Vale132
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Differential equation tree height
  • chwala
  • · Replies 3 ·
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3
Proving Graph Theory with Group Permutations | G = Sn and S Set
  • TheMathNoob
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How many surjective functions are there from {1,2,...,n} to {a,b,c,d}?
  • squelch
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Solution set: S = {(8 + 7z, 6 + 5z, z, 1) : z ∈ ℝ}
  • gruba
  • · Replies 13 ·
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Dirac Delta Function in Differential Equation
  • roam
  • · Replies 8 ·
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8
Integration with trig substitution
  • Ethan Godden
  • · Replies 10 ·
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10
A problem on differential equations
  • chwala
  • · Replies 12 ·
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12
Counting permutations of a string with repeating characters
  • squelch
  • · Replies 6 ·
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6
Sum involving reciprocal of binomial coeffients
  • amind
  • · Replies 6 ·
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6
Estimation - Student-t distribution - Confidence Level
  • masterchiefo
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Odd or Even? - Arbritrary Period Fourier Series
  • Charge2
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Is This Calculation of ∂z/∂x Correct for the Given Function?
  • njo
  • · Replies 4 ·
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Automorphism proof (graph theory)
  • TheMathNoob
  • · Replies 5 ·
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Absolute max and min of multivariable function
  • java22
  • · Replies 4 ·
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Y axis intercepts of ellipse tangents
  • Appleton
  • · Replies 8 ·
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Nonhomog heat equation that's piecewise
  • Panphobia
  • · Replies 3 ·
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3
How to Solve a Second Order Nonhomogeneous Differential Equation?
  • Math10
  • · Replies 9 ·
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9
Planet traversing the half of its orbit closest to the sun?
  • Sven Andersson
  • · Replies 6 ·
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General solution to differential equation
  • gruba
  • · Replies 2 ·
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2
When is the test inconclusive for p=1 in UK series?
  • foo9008
  • · Replies 11 ·
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Finding the Area Bounded by Two Functions
  • gruba
  • · Replies 17 ·
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P-Series Convergence: Answers to Common Questions
  • foo9008
  • · Replies 15 ·
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15
Ratio Test for Finding the 1(circled part) - Understanding the Process
  • foo9008
  • · Replies 1 ·
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Alt Test: Why Does Series 9 Converge?
  • foo9008
  • · Replies 2 ·
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Calculating the tangential and normal vectors of an ellipse
  • Nowayout
  • · Replies 9 ·
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Dy/dx = (y^2) /x , form differential equation
  • goldfish9776
  • · Replies 4 ·
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4
If a and b have opposite signs then |a + b| < |a| + |b|
  • Physicaa
  • · Replies 1 ·
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Shortest path between two points on a paraboloid
  • RubinLicht
  • · Replies 11 ·
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11
Find a particular solution of y"+2y'+y=8x^2*cosx-4xsinx
  • Math10
  • · Replies 11 ·
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ST and TS have the same eigenvalue
  • maNoFchangE
  • · Replies 18 ·
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Finding the equation of a curve
  • chwala
  • · Replies 14 ·
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14
(Tricky) Comet Picking up Mass - Differential Equations
  • lowea001
  • · Replies 17 ·
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Hall's theorem problem (graph theory)
  • TheMathNoob
  • · Replies 12 ·
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12
Linear Algebra - Left Null Space
  • YoshiMoshi
  • · Replies 15 ·
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15
Linear Algebra - Hooke's Law Problem
  • YoshiMoshi
  • · Replies 2 ·
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2
How to Find Fourier Series for a Given Function Using Sine Series?
  • RJLiberator
  • · Replies 7 ·
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7
How should I proceed after conditioning on the given info?
  • bondking2
  • · Replies 2 ·
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Guessing the Value of an Integral
  • Drakkith
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3
What are the compositions of relations S and R in set theory?
  • YamiBustamante
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Units / Zero divisors in Comm Ring
  • RJLiberator
  • · Replies 24 ·
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