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

Question reagarding liminf definition

  • transgalactic
  • · Replies 3 ·
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3

Joint probability density function

  • kasse
  • · Replies 1 ·
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1
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1

Binary operations, subsets and closure

  • icantadd
  • · Replies 2 ·
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2

Finding Complex Roots: Showing 1 Has Three Cube Roots

  • icantadd
  • · Replies 2 ·
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2

Laurent series for this function

  • Carl140
  • · Replies 1 ·
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1
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1

General solution of a second order nonlinear DE

  • ephedyn
  • · Replies 5 ·
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5

Write parametric and symmetric equations for the z-axis.

  • lamerali
  • · Replies 14 ·
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14
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1

Laplace Transform of an equation with more than one variable

  • Aeana
  • · Replies 2 ·
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2

Another partial differential equation problem

  • pentazoid
  • · Replies 2 ·
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2

Solving Tricky Integration Problems: Tips and Examples for Success

  • Haths
  • · Replies 3 ·
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3

How Do You Solve a Non-Square Linear Transformation Equation?

  • roam
  • · Replies 1 ·
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1

How can I apply the concept of singularity to the matrix AB and BA?

  • seyma
  • · Replies 1 ·
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1

Solving a Difficult Integral: Strategies and Advice

  • dirk_mec1
  • · Replies 6 ·
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6

Difficult integration question

  • regularngon
  • · Replies 2 ·
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2

Fourier transform missing 2pi?

  • philip041
  • · Replies 4 ·
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4

Solving PDE Problem: du/dt+du/dx=0 with Initial Condition u(x,0)=xe-x2

  • pentazoid
  • · Replies 1 ·
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1

Understanding Simple Poles and Residues in Function 1/(z^4 + 1)

  • philip041
  • · Replies 4 ·
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4

Proving Continuity of Functions with Contradiction

  • JG89
  • · Replies 5 ·
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5

Help with a simple initial value problem

  • bengaltiger14
  • · Replies 2 ·
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2

I cant understand this liminf/sup definition

  • transgalactic
  • · Replies 3 ·
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3

I cant understand this explanation of limsup

  • transgalactic
  • · Replies 1 ·
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1

Uniform Convergence of fn(x) in [0,1]?

  • math8
  • · Replies 6 ·
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6

Finding the Limit of a Complex Sequence

  • Fairy111
  • · Replies 3 ·
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3

A simple yet complicated matrix problem

  • crazyformath2
  • · Replies 25 ·
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25

Finding Limit of Sequence: Determine if Exists & Find Solution

  • Fairy111
  • · Replies 3 ·
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3

Proving Infinity of a Sequence: a(n)=[n+7]/[2+sin(n)]

  • kmeado07
  • · Replies 2 ·
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2

Prob and stat poker probability question

  • Proggy99
  • · Replies 2 ·
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2

Integration of an inverse function

  • iceman_ch
  • · Replies 3 ·
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3

Upper and Lower Sequence of a Convergent Sequence

  • transgalactic
  • · Replies 3 ·
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3

Understanding Limits of Subsequences: A Lim Inf/Sup Question

  • transgalactic
  • · Replies 1 ·
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1

How Do You Graph the Complex Inequality |z-1|<|z|?

  • torquerotates
  • · Replies 2 ·
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2

Why Are Inflection Points Misidentified in Calculus Problems?

  • PsychStudent
  • · Replies 2 ·
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2

Analytic solution of this ordinary differentiale equation

  • bsodmike
  • · Replies 5 ·
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5

Jacobian Calculation for Transformation (x, y) to (u, v)

  • franky2727
  • · Replies 1 ·
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1

Max/Min & Inflection Point of f(x)=(x+1)^2(x-2)

  • fazal
  • · Replies 2 ·
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2

Integrating with polar co-ordinates

  • franky2727
  • · Replies 19 ·
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19

Right/left hand limit as x approaches to 0

  • chemic_23
  • · Replies 1 ·
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1

Proving R3=U+V: Solving a+x=b,2a+y=c,3a+z=d

  • franky2727
  • · Replies 4 ·
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4

Solving Canonical Question: Find Q, P for A

  • franky2727
  • · Replies 1 ·
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1

How to solve this differential equation analytically

  • Johnson04
  • · Replies 1 ·
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1

Power series. tell me if i'm on the right track.

  • crazyformath2
  • · Replies 2 ·
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2

Spherical Polar Coords with Laplacian

  • Firepanda
  • · Replies 19 ·
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19

Discrete math textbook problem

  • icantadd
  • · Replies 2 ·
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2

Two vector spaces being isomorphic

  • terryfields
  • · Replies 7 ·
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7

What is the limit of a difficult combination?

  • wisky40
  • · Replies 2 ·
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2

Another prob and stat expected value of x

  • Proggy99
  • · Replies 17 ·
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17

Related Rates, formulating the problem

  • MaxManus
  • · Replies 2 ·
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2

Matric Notation: Underlining for Written Work?

  • nokia8650
  • · Replies 1 ·
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1

Show that a Group (G, *) definied by a condition is Abelian

  • JPC
  • · Replies 4 ·
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4

Solving Canonical Question: Find Q, P, r for A={(1,2,1),(2,4,2),(3,6,3)}

  • franky2727
  • · Replies 2 ·
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2

System and Component Probability Calculations

  • kasse
  • · Replies 1 ·
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1

Solving 4th Order Runge-Kutta w/ dy/dt = y, y(0)=1

  • kmeado07
  • · Replies 4 ·
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4

Did i proved this limit correctly

  • transgalactic
  • · Replies 1 ·
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1

Third-order differential equation

  • Muratti87
  • · Replies 3 ·
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3

Proving Limits: Understanding the Role of Epsilon in Limit Proofs

  • transgalactic
  • · Replies 4 ·
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4

How Do Field Axioms Prove Properties of Complex Number Inverses?

  • SNOOTCHIEBOOCHEE
  • · Replies 1 ·
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1

Another First-Order ODE Question

  • bsodmike
  • · Replies 7 ·
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7

Efficient Methods for Finding the Integral of e^(2x)sin(e^x)

  • rickp
  • · Replies 3 ·
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3

Integrating ln(x+1) with Integration by Parts

  • noobie!
  • · Replies 31 ·
2
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31
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2
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1

Slope and Concavity of a Parametric Function

  • thharrimw
  • · Replies 1 ·
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1

Basic proof for Homomorphism of Abelian Groups

  • dabokey
  • · Replies 12 ·
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12

Another polar / rectangular simplification

  • Sparky_
  • · Replies 1 ·
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1

How Do Permutations Differ from Combinations in Mathematics?

  • kasse
  • · Replies 1 ·
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1

Polar / Rectangular Coordinates

  • Sparky_
  • · Replies 2 ·
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2

How to finish ths last step of the induction question

  • transgalactic
  • · Replies 1 ·
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1

Finding Supremums and Infimums for Real Numbers | Homework

  • kmeado07
  • · Replies 1 ·
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1

Prove a + ar + ar^2 + + ar^n < a/r - 1

  • Fairy111
  • · Replies 1 ·
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1

Understanding Induction: Solving a Challenging Step

  • transgalactic
  • · Replies 3 ·
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3

Integration- (Substitution Rule) Help

  • jordan123
  • · Replies 3 ·
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3

Solving a Complex Polynomial Equation

  • wam_mi
  • · Replies 4 ·
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4

Finding The Volume Enclosed by a Torus

  • sozo91
  • · Replies 3 ·
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3

Calculating Mechanical Work in an Adiabatic Process of an Ideal Gas

  • rAz:DD
  • · Replies 1 ·
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1

How can we transition from |An+1 - An - L|<e to L-e<An+1 - An<L+e?

  • transgalactic
  • · Replies 2 ·
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2

Solving Nonlinear ODE: y'y''=-1 - Get Help Now

  • apolski
  • · Replies 4 ·
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4

How Do You Derive f'(x) for log10(x)?

  • nobahar
  • · Replies 5 ·
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5

Finite Dimensional Kernal & Range: Rank & Nullity

  • terryfields
  • · Replies 1 ·
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1

Finding a Function f(x,y,z) from a Given Vector Field Using ∇ x q=0

  • terryfields
  • · Replies 9 ·
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9

Clarification of RSin(x+a), RCos(x+a)

  • thomas49th
  • · Replies 4 ·
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4
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3

Solving Fourier Integration: Find Fourier Expansion for f(t)

  • Paddy
  • · Replies 5 ·
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5

Jacobian: Row Swapping & Factor Extracting

  • terryfields
  • · Replies 5 ·
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5

Fourier Transforms: Solving Homework Statement

  • NotStine
  • · Replies 6 ·
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6
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2

Proving trigonometric identities using sum and difference formulas

  • meeklobraca
  • · Replies 7 ·
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7

What is the inverse of sinc(x) or sin(x)/x?

  • eddiechai2003
  • · Replies 1 ·
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1

Proof by Induction: Prove a(n)=2^(n-1)[n+2]

  • kmeado07
  • · Replies 2 ·
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2

Proving the Triangle Inequality for Real Numbers

  • Fairy111
  • · Replies 1 ·
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1

Help Needed: Solving Logarithmic Equation

  • jhen
  • · Replies 1 ·
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1

Help visualising a limit proof

  • transgalactic
  • · Replies 3 ·
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3

How to use the Euclidean Algorithm to find the gcd?

  • Bellarosa
  • · Replies 8 ·
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8
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23
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2

Proving the Equivalence of Two Formulas with e as Small

  • KateyLou
  • · Replies 1 ·
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1

Finding Solutions to ln(x+1) = sin^2(x) on the Interval (0,3)

  • tachu101
  • · Replies 1 ·
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1

Limit of (sinx/x)^1/x^2 using L'Hospital's Rule?

  • sara_87
  • · Replies 2 ·
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2