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

Line Integral Around Triangle: Curl or Not?

  • mathwizeguy
  • · Replies 3 ·
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3

Understanding N in Jordan Block Matrix

  • Wildcat
  • · Replies 1 ·
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1

Partial Differential Equation(NEED HELP)

  • andrey21
  • · Replies 26 ·
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26

Differential Equation, exponential growth

  • dmitriylm
  • · Replies 3 ·
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3

Polar and cartesian coordinates

  • lmannoia
  • · Replies 2 ·
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2

How do you solve (secx)(dy/dx) = e^(y + sinx)?

  • dmitriylm
  • · Replies 2 ·
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2

Finding the Sum of a Geometric Series with Infinite Terms

  • dmitriylm
  • · Replies 7 ·
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7

The Arc length of a cable hanging from two poles x feet apart.

  • violin_writer
  • · Replies 6 ·
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6

Representation of a function with the natural logarithm

  • Ry122
  • · Replies 3 ·
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3

Self-learning calculus - Integral [Sin(-1) x] dx

  • jackson6612
  • · Replies 26 ·
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26

Finding Extremum Points of f(x): A Study

  • zorro
  • · Replies 12 ·
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12
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2

Understanding Continuity in Heaviside Equations?

  • dud6913
  • · Replies 8 ·
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8

Is H a Normal Subgroup If Every Left Coset Equals a Right Coset?

  • nbacombi
  • · Replies 1 ·
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1

Finding SPD Matrix: Vanderberghe and Boyd Reader 6.4 Solution

  • earlh
  • · Replies 2 ·
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2

Proof of Eigenvector Property with Simple Linear Algebra

  • Hockeystar
  • · Replies 2 ·
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2
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2

Please check my proof (generalized eigenspaces)

  • bennyska
  • · Replies 2 ·
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2

I cant understand the how to get the last step

  • Intothephy7
  • · Replies 1 ·
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1

Proving Monotonicity for Logarithmic and Fractional Functions?

  • zorro
  • · Replies 13 ·
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13

Determining a function given points and the values of derivatives at points

  • Liquidessa
  • · Replies 16 ·
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16

Need an opinion on this solution involving mathematical induction

  • nistaria
  • · Replies 5 ·
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5

Klein bottle as the union of two Mobius bands

  • math8
  • · Replies 1 ·
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1

How Can I Show That the Function is Bounded?

  • MidnightR
  • · Replies 3 ·
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3

Triple Integral: Volume Between Y=1-X & Y=Z^2-1

  • killersanta
  • · Replies 2 ·
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2

Reverse Induction for Proving Negative nth Derivatives of x*e^(x)

  • Char. Limit
  • · Replies 2 ·
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2

Taylor Series Help: Find 1st 3 Terms at c

  • vortex2008
  • · Replies 16 ·
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16

Convergence of 2 + and 1 - alternating series

  • benf.stokes
  • · Replies 8 ·
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8

A REDICULOUSLY hard questions about building a temperature model

  • qwerty11
  • · Replies 17 ·
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17

HELP Really difficult calculus project

  • don1231915
  • · Replies 2 ·
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2

Linear Algebra Standard Matrix

  • Screwdriver
  • · Replies 4 ·
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4

Interior, Closure, Boundary and Cluster Points of a Set

  • LauraLovies
  • · Replies 8 ·
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8

Proving a positive series converges

  • missavvy
  • · Replies 3 ·
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3

Infinite loop with l'hopital's rule?

  • darthxepher
  • · Replies 6 ·
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6

Limit (cos(1\x))|tan x| x-> .5pi

  • rambo123
  • · Replies 3 ·
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3

Decreasing Functions: S Correct, R Doubtful

  • zorro
  • · Replies 3 ·
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3

Flux integral is equal to zero

  • mathwizeguy
  • · Replies 1 ·
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1

Surface area of the boundary enclosed by surfaces

  • josh28
  • · Replies 1 ·
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1

Help with alternating series sum

  • Abyssnight
  • · Replies 2 ·
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2

Recurrence relations in asymptotic regime

  • dingo_d
  • · Replies 4 ·
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4

Rearranging Series to Equal SQRT2: How to Solve

  • andrey21
  • · Replies 92 ·
4
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92

Determinant proof from abstract algebra

  • brydustin
  • · Replies 7 ·
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7

Solving dN/dt = k(10 000 - N(t)) with absolute values

  • M55ikael
  • · Replies 14 ·
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14

Solving Difficult Integrals with WolframAlpha

  • Ry122
  • · Replies 1 ·
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1

Struggling with an Ugly Differential Equation? Try This Technique!

  • kuahji
  • · Replies 3 ·
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3

Proofs with integrals and properties

  • mscbuck
  • · Replies 9 ·
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9

Prove: Hermitian Operators (QR)*=R*Q*

  • Funzies
  • · Replies 1 ·
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1
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1

How to Integrate Along Curve C_1?

  • Ted123
  • · Replies 1 ·
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1
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3
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1

The Asteroid (implicit differentiation)

  • TicTacToe
  • · Replies 8 ·
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8

Help with Limit Proof: A(n) & 1/A(n)

  • migetmonkee91
  • · Replies 15 ·
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15

Limit as x approaches infinity, involves sinx and cosx

  • rygza
  • · Replies 1 ·
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1

Is the Curl of This Vector Field Zero?

  • mathwizeguy
  • · Replies 3 ·
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3

How can i use excel to solve some Statistics problems ?

  • MrNeWBiE
  • · Replies 1 ·
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1

Triple Integral: Evaluating Limits

  • mvpshaq32
  • · Replies 4 ·
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4

Integration by Parts to find integral

  • cummings15
  • · Replies 1 ·
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1

Deriving Variation of Parameters for Systems

  • rookie404
  • · Replies 2 ·
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2

Simple Convergence / Divergence Calc 2

  • Alex G
  • · Replies 5 ·
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5

Stability conditions of discrete system

  • jumpboy
  • · Replies 1 ·
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1

Fields and Groups: Proving a Set is a Field vs Non-Abelian Group

  • MikeDietrich
  • · Replies 5 ·
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5

How can we prove that f'(0) = 0 if the series converges

  • ptolema
  • · Replies 3 ·
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3

How can I solve this second order differential equation?

  • raul_l
  • · Replies 2 ·
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2

Integration of products of the Gauss Error Function

  • Unredeemed
  • · Replies 1 ·
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1

Correct Algebraic Manipulation of Partial Derivative Operations

  • Liquid7800
  • · Replies 4 ·
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4

Double Integral Plus Integration by Parts with Natural Log Problem

  • M1ZeN
  • · Replies 1 ·
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1

What is the proof that M is a convex and closed subset of C[0,1]?

  • D_Miller
  • · Replies 21 ·
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21

Differential equations using Series

  • stosw
  • · Replies 1 ·
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1

Vertical Tangent Lines to an Ellipse

  • unf0r5ak3n
  • · Replies 2 ·
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2

Integration by parts possible?

  • Krappy
  • · Replies 2 ·
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2

Concavity and inflection points for f(x)=x-lnx

  • bcahmel
  • · Replies 2 ·
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2

Proving continuity with upper ideals in finite topological spaces

  • Raziel2701
  • · Replies 1 ·
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1

Understanding Series Convergence and Changing n=1 to n=1+k

  • ptolema
  • · Replies 3 ·
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3

Linear Algebra/ powers of a matrix

  • Wildcat
  • · Replies 10 ·
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10

Pdf of sum of two random variables problem

  • fourieranalys
  • · Replies 3 ·
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3

What is Area in Polar Coordinates?

  • MoradS
  • · Replies 9 ·
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9

Line integral over the perimiter of a hexagram

  • jjheat
  • · Replies 6 ·
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6

Gram-Schmidt linear algebra help

  • Hjensen
  • · Replies 1 ·
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1

Derive x/(3x-1) using first principles

  • Zipzap
  • · Replies 4 ·
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4

Optimization ( Applied Max and Minimum )

  • asz304
  • · Replies 1 ·
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1

Proof by induction of a sequence.

  • missavvy
  • · Replies 3 ·
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3

Laplce transform for 6t*(u(t)-u(t-1))

  • rudyx61
  • · Replies 3 ·
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3
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6

Uniform Continuity of Sequences in Metric Space

  • jdcasey9
  • · Replies 1 ·
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1

Can you do integral of sec^5(x)tan^2(x) without reduction formula?

  • aselin0331
  • · Replies 3 ·
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3

Triple Integral over the volume bounded by

  • jegues
  • · Replies 1 ·
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1

Find Center of Mass of Thin Plate w/ y^2=4Ax & x=A

  • Punkyc7
  • · Replies 5 ·
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5

Optimization problem, triangle

  • roman15
  • · Replies 1 ·
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1

Probability of failure question?

  • Xinio64
  • · Replies 1 ·
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1

Eigenanalysis: Finding Eigenvectors

  • erok81
  • · Replies 8 ·
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8

Linear Algebra / Geomtric Multiplicity

  • Wildcat
  • · Replies 4 ·
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4

Proving the Converse: Is H a Hyperplane?

  • psholtz
  • · Replies 1 ·
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1

Calculating Arc Length for a Polynomial Function on a Given Interval

  • Alex G
  • · Replies 4 ·
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4

Approximating Integral w/ Singularity at x=0 Using Trapezoidal Rule

  • sara_87
  • · Replies 4 ·
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4

Multiple integral with a parameter

  • gipc
  • · Replies 1 ·
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1

Continuous function f(t), t >= 0

  • aselin0331
  • · Replies 1 ·
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1

Can you help me find Eigenvectors for this matrix?

  • M55ikael
  • · Replies 2 ·
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2

Find Unit Vector perpendicular to the Surface

  • dustydude
  • · Replies 3 ·
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3

Proving Gδ Sets in T1 Spaces | First-Countable T1 Space Problem

  • radou
  • · Replies 18 ·
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18