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

Calc-Force Problem: Work Done Stretching Spring 6 Inches

  • J.live
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Cyclic Subgroup H=<9> of Z30: List and Find Elements

  • tasha10
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3

Prove that if a and b are both odd integer

  • annoymage
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4

Point on plane closest to point in R3

  • TsAmE
  • · Replies 3 ·
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3

How to identify whether a function is implicit or explicit?

  • amaresh92
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5

Understanding Flow Field Continuity and Solving for f(r)

  • marklar13
  • · Replies 1 ·
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1

Proof of Inequalities: Tips and Tricks for Checking Accuracy

  • phillyolly
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3

Find k for Geometric Sequence b1=1000, bn=(2/3)bn-1: 0.001

  • kazuchan
  • · Replies 4 ·
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4

Solving Permutation Group Homework: Part (f) Explained

  • roam
  • · Replies 3 ·
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3

Sketching A Graph Using Differentiation

  • themadhatter1
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1

Differential Equations - Word Problem

  • Quincy
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3

How Do You Derive the Laplace Transform of sin(2t)?

  • cbird7
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4

Simple Integral. I'm a bit rusty.

  • maherelharake
  • · Replies 4 ·
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4

Signals - Integration of Heavyside Step & Dirac Delta Functions

  • SpaceDomain
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5

Integrating x^2e^-3lnx: Tips and Tricks for Solving Tricky Integrals

  • shseo0315
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3

Proving Existence of Upper Bound for A if sup A < sup B

  • kathrynag
  • · Replies 9 ·
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9

Calc- prove sinh(x) and cosh(x) identities?

  • J.live
  • · Replies 3 ·
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3

Can I express the maximal solution interval of an ODE as

  • Susanne217
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2

Calculate complex number to nth power with de Moivre's formula

  • abruski
  • · Replies 1 ·
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1

Abstract - Prove (A-B)union(B-A)=(AunionB)-(AintersectB)

  • kathrynag
  • · Replies 8 ·
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8

What are the solutions to x^2= 4?

  • Kinetica
  • · Replies 2 ·
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2

Find the Magnitude of 3u-5v+w and (1/||w||)*w

  • kevin0788
  • · Replies 2 ·
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2

Estimating the slope from data

  • Saladsamurai
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1

How to Determine the Matrix of a Linear Map with a Non-Standard Basis?

  • 188818881888
  • · Replies 1 ·
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1

Cracking the Hill Cipher: Finding the Decryption Key

  • sfskseg32
  • · Replies 1 ·
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1

Can Sub Lengths Be Equally Divided Among Three TAs?

  • remaan
  • · Replies 4 ·
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4

Can Factorials Cause Divergence? Investigating the Divergence Test for Series

  • Je m'appelle
  • · Replies 2 ·
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2

F(z) limit using formal definition

  • Meggle
  • · Replies 2 ·
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2

Show square inscribed in circle has maximum area

  • t_n_p
  • · Replies 5 ·
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5

Solving for i15: Method A vs. Method B

  • harimakenji
  • · Replies 19 ·
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19

Solving 6 1s and 8 0s Bit Strings

  • meatspin
  • · Replies 1 ·
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1

Basic Differential Equation Can you check my work?

  • Jac8897
  • · Replies 1 ·
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1

What is the Volume Flux of Fluid Through a Surface?

  • marklar13
  • · Replies 3 ·
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3

Can you explain how to reduce factorials for the ratio test?

  • viciousp
  • · Replies 8 ·
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8

Proof for cross product a x b= -b x a

  • senorclean
  • · Replies 2 ·
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2

Please explain my answer in Proof Inequalities

  • phillyolly
  • · Replies 3 ·
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3

Question about the bounded metric

  • AxiomOfChoice
  • · Replies 11 ·
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11

Solve Infinite Summation Homework Statement

  • chinchins
  • · Replies 4 ·
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4

Showing fourier series of sin^2(x)=(1/2)-(cos(2x)/2)

  • charity4thep
  • · Replies 1 ·
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1

Find proportions when there are 2 variables

  • P-Illiterate
  • · Replies 2 ·
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2

Laplace transforms and resonance

  • joriarty
  • · Replies 8 ·
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8
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3

Proof Inequalities: Find the Solution

  • phillyolly
  • · Replies 2 ·
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2

Show Uniform Convergence of fn to f in Compact Metric Space

  • Enjoicube
  • · Replies 3 ·
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3

Markov Chain Homework: Expressing Transition Matrix P in Terms of G

  • hsong9
  • · Replies 1 ·
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1

Partial Derivative of H w.r.t V

  • whitebuffalo
  • · Replies 1 ·
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1

Show Poincare Disk is incidence geometry

  • murmillo
  • · Replies 2 ·
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2

Recursion relation convergence

  • hasan_researc
  • · Replies 2 ·
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2

? p-norm <= (p-1)norm <= <= 2-norm <= 1-norm?

  • patiobarbecue
  • · Replies 4 ·
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4

Solve 2xyy'=4x^2+3y^2 w/ Substitution

  • Mechdude
  • · Replies 2 ·
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2

How to Solve a Limit Calculation Problem with Multiple Choice Options?

  • nick850
  • · Replies 2 ·
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2

Error, (in ODEtools/info) x(t) and x cannot both appear in the given ODE.

  • Susanne217
  • · Replies 3 ·
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3

Determinant formula with Einstein notation proof

  • Mugged
  • · Replies 1 ·
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1

Definite Integral (Square Root)

  • blueparukia
  • · Replies 6 ·
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6

How Do You Solve the Limit of (1+(a/x))^(bx) as x Approaches Infinity?

  • pyrosilver
  • · Replies 12 ·
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12

Double integrals with absolute function

  • kamikaza007
  • · Replies 1 ·
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1

Determinant + indicial notation proof

  • Mugged
  • · Replies 5 ·
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5
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15

Help with Derivatives Homework: Calc II

  • Ryuk1990
  • · Replies 5 ·
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5

A limit of F(x) says what we already know?

  • Rhine720
  • · Replies 9 ·
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9

How Many Sylow 2-Subgroups Are There in S4?

  • lmedin02
  • · Replies 5 ·
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5

Constructing Lines of Length sqrt(n) Using Proof by Induction

  • cccic
  • · Replies 3 ·
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3

Testing a series for convergence/divergence

  • tatiana_eggs
  • · Replies 1 ·
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1

Questioning 3D Limits: What To Try Next?

  • Char. Limit
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1

Caculus Help : Integrating with trig identities?

  • eay444
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2

How to Integrate 2/e3x(6+e-3x)dx Using Substitution

  • Iskander
  • · Replies 2 ·
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2

Matrix equation with two unknowns

  • Gekkoo
  • · Replies 1 ·
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1

Find the general solution of a coupled differential equation:

  • vorcil
  • · Replies 10 ·
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10

How Do You Calculate the Intersection of a Line and an Ellipse?

  • eyanveom
  • · Replies 4 ·
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4

Integration of trigonometric function

  • Agent M27
  • · Replies 4 ·
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4

Induction for polynomial/sequence proof

  • Shaybay92
  • · Replies 2 ·
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2

Nasty integral - which piece of technology to trust?

  • tatiana_eggs
  • · Replies 17 ·
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17

How to integrate Acos(wt + theta) ?

  • Chandasouk
  • · Replies 5 ·
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5

How Do You Apply the Product Rule to Differentiate 19te^-4t?

  • jpd5184
  • · Replies 9 ·
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9

Verifying ||.|| is a Norm on $\Re^{2}$

  • iamalexalright
  • · Replies 13 ·
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13

Can I use only one substitution for integral?

  • thereddevils
  • · Replies 4 ·
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4

Solve Differential Equation: a0 t/c to ∞

  • stevmg
  • · Replies 15 ·
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15

Solve Integration by Parts Homework: Find Error

  • MitsuShai
  • · Replies 3 ·
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3

Infinite supply of marbles probability problem

  • Roni1985
  • · Replies 2 ·
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2

Is (x+0.5)^2 a Perfect Square?

  • laura11
  • · Replies 10 ·
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10

Well-ordered subsets of real numbers

  • factor
  • · Replies 12 ·
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12

Proove A Limit Using Delta and Epsilon

  • TrueStar
  • · Replies 7 ·
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7

Are all inner products just summations?

  • farleyknight
  • · Replies 8 ·
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8

Need help finding contour for this integral

  • quasar_4
  • · Replies 3 ·
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3

Proving two number are relatively prime

  • 188818881888
  • · Replies 12 ·
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12

Intersection of 2 vectors in 3D, knowing the angle between them

  • calcioitalia0
  • · Replies 4 ·
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4

Finding Eigen Values/functions

  • ShowerHead
  • · Replies 1 ·
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1

Derivation Problem: Struggling with u Function

  • Gekkoo
  • · Replies 3 ·
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3

Uncertainty in Algebraic Substitution: Is X=0?

  • Misr
  • · Replies 10 ·
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10

Using pascal's triangle and standard form

  • jamster49
  • · Replies 1 ·
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1

Curves, relationships, functions and symmetry

  • mariechap89
  • · Replies 2 ·
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2

Proving Compactness of K ∩ F Using Convergent Sequences

  • t3128
  • · Replies 5 ·
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5

Proving ||.|| is a Semi-Norm on C^1(\Re)

  • iamalexalright
  • · Replies 14 ·
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14

Expressing cartesian curves in polar form

  • mariechap89
  • · Replies 1 ·
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1

Finding Position Vectors and Co-planarity

  • mariechap89
  • · Replies 1 ·
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1

Distance of top of pole to wall

  • mariechap89
  • · Replies 3 ·
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3

Find the Limit of a/b and (x+1)ln(x+1) - x ln(x) - 1

  • cpyap
  • · Replies 7 ·
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7

Cauchy sequence; I need some help

  • ╔(σ_σ)╝
  • · Replies 8 ·
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8