Calculus and Beyond Homework Help Forum

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

How Fast Is Temperature Changing for a Particle on a Circular Path?

  • maysenator
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Finding the matrix of a transformation

  • Cankur
  • · Replies 5 ·
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5

How to prove that sin square x cos square x is identical

  • jigoku_snow
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2

Very quick question about vector notation

  • JPanthon
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1

Nonlinear first-order differrential equation

  • keize1
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1

Countability of Sets of Functions and Generalization to Infinite Sets

  • simmonj7
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1

Using initial conditions in a second order PDE

  • maggie56
  • · Replies 1 ·
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1

Calculating Critical points for multivariable functions.

  • DavidAp
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1

Proof by contradiction - For any integer n, n^2 - 2 is not divisible by 4.

  • Greywolfe1982
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5

Bessels Equation J(κx) instead of J(x)

  • gmanmtb
  • · Replies 1 ·
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1

Help Finding Eigenvalues | Quick Answers

  • Ush
  • · Replies 14 ·
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14

Prove [0,1] is non-empty and bounded above

  • colstat
  • · Replies 9 ·
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9

Does V Qualify as a Vector Space?

  • -Dragoon-
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8

Motion defined by a parametric eqn

  • Locoism
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4

Show -1 and +1 are only solutions to x^2 = 1 (mod p^2) for odd prime p.

  • Vespero
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3

How to Solve the Logistic Equation for Elk Population Growth?

  • JRangel42
  • · Replies 3 ·
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3

Continuity of arctan x / x at 0.

  • mariush
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1

Showing Openness of U: Let X be a Metric Space & p in X with r>0

  • golriz
  • · Replies 5 ·
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5

Counting Formula Clarification (Groups/Cosets)

  • EV33
  • · Replies 2 ·
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2

Solution to an integral problem

  • BLUE_CHIP
  • · Replies 3 ·
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3

Limit Problem: Solving sin(kθ)/2k for n→∞

  • MATHMAN89
  • · Replies 8 ·
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8

How Do You Solve e^z = -1 - i for All Complex Numbers z?

  • vilhelm
  • · Replies 6 ·
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6

Limits in complex numbers and functions

  • MATHMAN89
  • · Replies 32 ·
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32
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Evaluating the Limit: $\frac{e^{tan(x)}-e^x}{tan(x)-x}$

  • Saitama
  • · Replies 4 ·
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4

Partial Derivatives used in a manufacturing scenario word problem

  • Meow101
  • · Replies 2 ·
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2

Analysis of Continuous functions

  • Locoism
  • · Replies 4 ·
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4

Discrete Probability Mass Function

  • asd1249jf
  • · Replies 3 ·
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3

Cumulative Distribution Function problem

  • asd1249jf
  • · Replies 2 ·
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2

Did I Solve the Integral Test Correctly for This Question?

  • QuarkCharmer
  • · Replies 9 ·
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9

Solving via Gaussian Elimination

  • mad_monkey_j
  • · Replies 4 ·
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4

Fourier Series coefficients, orthogonal?

  • Dollydaggerxo
  • · Replies 2 ·
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2

Proof in Set Theory: Subset of ]0,2]

  • mtayab1994
  • · Replies 3 ·
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3

How to calculate the convergence point for exponential function?

  • ALYAZAN
  • · Replies 2 ·
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2

Complex inequality with absolute values

  • Grothard
  • · Replies 1 ·
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1

Would it be true if I said that the image of x is contained in f(X)?

  • amanda_ou812
  • · Replies 1 ·
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1

Can tubes be minimal surfaces?

  • Applejacks
  • · Replies 2 ·
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2

What is the Induced Equivalence Class for (2, 3) in Relation Υ?

  • finalight
  • · Replies 14 ·
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14

Oscillator with and without damping - Need help please

  • Fjolvar
  • · Replies 4 ·
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4

Find equation of the line which is perpendicular to the line

  • mughal_br
  • · Replies 2 ·
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2

What is the partial derivative of T with respect to time?

  • sandy.bridge
  • · Replies 11 ·
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11

Points of Intersection in Polar Areas

  • JRangel42
  • · Replies 2 ·
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2

How to Prove It, Sec. 4.4, #18a

  • IntroAnalysis
  • · Replies 1 ·
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1

Related Rates Formula: Solving for dx/dt with xy^2 = 12 and dy/dt = 6

  • Nitrate
  • · Replies 3 ·
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3

Analysis: Continuous Functions

  • Shackleford
  • · Replies 11 ·
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11

General Solution to Differential Equation?

  • jake2
  • · Replies 2 ·
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2

Proof by Induction: Proving S_n = 1/(2n)

  • Oriako
  • · Replies 4 ·
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4

How Does Cholesky Factorization Demonstrate Matrix Norm Inequalities?

  • work_ethic
  • · Replies 1 ·
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1

Linear Transformations and Basis

  • spratleyj
  • · Replies 1 ·
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1

Uncovering the Mystery of cos(-pi)=-1: Insights and Explanations

  • SMA_01
  • · Replies 4 ·
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4

Interior points of the closure of A

  • golriz
  • · Replies 8 ·
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8

Limit Analysis: Simplifying Rational Expressions

  • Shackleford
  • · Replies 3 ·
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3

Strategies for Solving Differential Equations Missing the Dependent Variable

  • Lancelot59
  • · Replies 2 ·
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2

Fixed Point Iteration Convergence

  • Scootertaj
  • · Replies 4 ·
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4
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3

Ode 2nd degree with a polynomial as a coefficient

  • bloodlines
  • · Replies 3 ·
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3

Proving that U∩A is Empty iff U∩Cl(A) is Empty

  • golriz
  • · Replies 8 ·
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8

Which are the pivot columns? - Linear Algebra

  • tigrus
  • · Replies 2 ·
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2

Probability of Buying Faulty Brand A TV

  • andrey21
  • · Replies 15 ·
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15

Derivative of Integral: Is F'(x) = 2x sin(x^2) the Correct Answer?

  • theRukus
  • · Replies 4 ·
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4

Find unknown element in a matrix

  • RedXIII
  • · Replies 1 ·
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1

Are limit points and interior points of a set contained in the set?

  • Jamin2112
  • · Replies 18 ·
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18

General strong induction question

  • Syrus
  • · Replies 3 ·
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3
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8

Not Homework. Proving question

  • icystrike
  • · Replies 1 ·
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1

Rotations with Quaternions and their exponential.

  • tomelwood
  • · Replies 1 ·
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1

How to Prove the Limit of a Product of Functions?

  • Locoism
  • · Replies 2 ·
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2

Compute Fourier Transform of x/(x^2+1)^2 using e^|x|

  • saxen
  • · Replies 4 ·
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4

Young's Inequality alternative proof

  • grabthat123
  • · Replies 3 ·
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3

Galois Theory - irreducibility over Q

  • Kate2010
  • · Replies 4 ·
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4

Characteristic/Minimal polynomials - Linear Algebra question

  • Locoism
  • · Replies 6 ·
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6

Finding the limit of a function in f(x)-f(a)/x-a format

  • noonan
  • · Replies 1 ·
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1

U-Substitution in Calculus: Solving a Difficult Integration Problem

  • javacola
  • · Replies 5 ·
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5

Find normal lines which pass via origin

  • athrun200
  • · Replies 1 ·
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1

Direction Vector Homework: Find Rates of Change in Celsius

  • athrun200
  • · Replies 3 ·
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3

Integration and log of a complex number

  • Daniiel
  • · Replies 4 ·
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4

Analytic functions and integration

  • physicsjock
  • · Replies 8 ·
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8

How to Solve the Differential Equation x'' - x = t sin(t)?

  • rbailey5
  • · Replies 1 ·
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1

Solving for Particular Solution in a Differential Equation

  • rbailey5
  • · Replies 1 ·
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1

Particular Solutions of Undetermined Coefficients

  • osheari1
  • · Replies 1 ·
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1

Statistics: sample mean of normal distribution

  • musicmar
  • · Replies 1 ·
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1

Eigenspace and basis of eigenvectors

  • Locoism
  • · Replies 13 ·
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13

Finding solutions to matrices (should be easy)

  • Ush
  • · Replies 1 ·
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1

Let c(t)=x(t)i+y(t)j+z(t)k. Show that ||c(t)||=k where k is a constant if

  • crystalh
  • · Replies 3 ·
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3

Approximating E using Taylor's Formula when d/z is small

  • BraedenP
  • · Replies 1 ·
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1

Evaluating Limits: Understanding the Definition and Common Misconceptions

  • appplejack
  • · Replies 4 ·
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4

How can I graph a heat equation with multiple variables in Maple?

  • Ultramilk
  • · Replies 3 ·
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3

Solving for v(t) and a(t): Calculating B

  • TranscendArcu
  • · Replies 6 ·
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6

Integration by trigonometric substitution

  • cesaruelas
  • · Replies 2 ·
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2

Partial Differentiation - The Chain Rule

  • krackedude
  • · Replies 4 ·
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4

Proving the Squeeze when x->-infinity

  • frenchkiki
  • · Replies 6 ·
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6

Numerical solution of Fisher's equation

  • mu00
  • · Replies 1 ·
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1

Finding a plane that contains 2 lines.

  • Kuma
  • · Replies 2 ·
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2

Recursive sequence terms don't cancel

  • whompa
  • · Replies 2 ·
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2

A contradiction? - Calculus III Question

  • eurekameh
  • · Replies 11 ·
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11

Does the limit exist for a function that oscillates between 2 and -2?

  • appplejack
  • · Replies 6 ·
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6

Solving the Integral present in Dirac's quantization of charge problem

  • CmdrGuard
  • · Replies 4 ·
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4

Infinite Sum of e^(n*i*x) terms n=0,1,2

  • eschiesser
  • · Replies 8 ·
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8

Combinatorics Question: 8-Letter Passwords

  • nyr91188
  • · Replies 6 ·
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6

Are interior points also limit points

  • colstat
  • · Replies 2 ·
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2