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

Proving Boundary of Union is Subset of Union of Boundaries

  • teleport
  • · Replies 3 ·
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3

Is For Only Finitely Many Indices j Justifiable in Compactness Proofs?

  • ehrenfest
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4
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5

Abstract Algebra - isomorphism question

  • nebbish
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4

Differential Equations (Anti Derivative)

  • camboguy
  • · Replies 2 ·
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2

Methods for correlation and error analysis (statistical)

  • rodder58
  • · Replies 1 ·
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1

Tricky Integral ( with substitution)

  • PFStudent
  • · Replies 7 ·
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7

Prove that Associates Have the Same Norm

  • Frillth
  • · Replies 3 ·
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3

Finding reduced row echelon form of a 3×3 matrix

  • ThomasHW
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4

Evaluating Limits: Answers to 100% Correctness Given

  • Destrio
  • · Replies 5 ·
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5

Integrating By Parts: Is 4 Times Best for \int {x^4 e^x dx}?

  • danago
  • · Replies 3 ·
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3

Proving the Limit of x_n = 1/sqrt(n) as n Approaches Infinity

  • _Andreas
  • · Replies 2 ·
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2

2 Linear Algebra Proofs about Linear Independence

  • alec_tronn
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2

Vector problem 3 and 4

  • thedudescousin
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2

Propositional logic Discrete Mathematics

  • fsbadr
  • · Replies 11 ·
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11

Perturbed circular billiard, chaos

  • pomaranca
  • · Replies 2 ·
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2

How Do You Solve This Limit Using Algebra?

  • dbx
  • · Replies 1 ·
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1

How many hands did Mary shake at the dinner party?

  • fsbadr
  • · Replies 20 ·
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20

Limit of (sqrt(x²+5) - 3)/(x-2) as x approaches 2

  • teffy3001
  • · Replies 5 ·
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5

Simple Harmonic Motion of a particle

  • danago
  • · Replies 5 ·
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5

Understanding Topology A on X: Real Numbers

  • pivoxa15
  • · Replies 2 ·
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2

Choose 3 Natural Numbers to Show How 0 Can be Obtained

  • Dragonfall
  • · Replies 12 ·
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12

Probability Question: Parzen's Modern Probability Theory, Ch.2 Ex.6.1

  • travis0868
  • · Replies 2 ·
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2

How Do You Calculate Fuel Consumption Over Time in a Mathematical Model?

  • steve 99
  • · Replies 5 ·
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5

Bounded sequence implies convergent subsequence

  • Scousergirl
  • · Replies 1 ·
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1

Integrating a separable differential equation

  • sourlemon
  • · Replies 7 ·
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7

Finding the antiderivative of x^-1

  • steve 99
  • · Replies 1 ·
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1

How Are Monotone Sequence Conditions and Least Upper Bound Property Equivalent?

  • Scousergirl
  • · Replies 1 ·
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1

What is the limit of the sequence (Xn) = (n!)^(1/n)?

  • steviet
  • · Replies 2 ·
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2

Transforming Equations for the Simple Harmonic Oscillator

  • noranne
  • · Replies 4 ·
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4

Definite Integral Misunderstood

  • Saladsamurai
  • · Replies 11 ·
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11

Real analysis monotone subsequence

  • Scousergirl
  • · Replies 1 ·
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1

Where Does the Line Intersect the Plane in 3D Space?

  • multicalcprob
  • · Replies 2 ·
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2

Does n²2ⁿ/n! approach 0 by squeeze theorem?

  • khari
  • · Replies 10 ·
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10

Building height from two angle measurements 40 feet apart

  • anthonym44
  • · Replies 2 ·
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2
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1

Finding the inverse of f(x) = √(x/(4-x)) and the range

  • physstudent1
  • · Replies 6 ·
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6

Derivatives of absolute values

  • fk378
  • · Replies 2 ·
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2
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4

Finding roots of y=2(x-4)^2-3 using the quadratic formula

  • DethRose
  • · Replies 6 ·
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6

Eliminate parameter in parametric equation

  • teffy3001
  • · Replies 10 ·
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10
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7

Deriving frustum cone volume formula from height and radii

  • Keba
  • · Replies 5 ·
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5

Derivative of e^(x) evaluated at e

  • gbn_jio
  • · Replies 4 ·
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4

Integral Ques: Show $\int_0^{\infty} x^4 \exp{-x^2} dx = \frac{3\sqrt{\pi}}{8}$

  • John O' Meara
  • · Replies 4 ·
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4

Change of independent variables problem

  • Coffeepower
  • · Replies 4 ·
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4

Convergence and Cauchy Sequences in Rational Numbers

  • vertigo74
  • · Replies 2 ·
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2

Matrix/Vector Differentiation: Proving the Derivative of x'Mx

  • wu_weidong
  • · Replies 1 ·
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1

CR equations and differentiability

  • strangequark
  • · Replies 2 ·
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2

If A and B are closed sets in R, is A+B closed?

  • ZioX
  • · Replies 6 ·
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6

Probability combination Question

  • J0EBL0W
  • · Replies 1 ·
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1

Linear Differential Operator order

  • tom_rylex
  • · Replies 2 ·
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2

Series Question (from a probability question)

  • mattmns
  • · Replies 3 ·
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3
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5

Is R^2 a Metric Space with d(x,y)?

  • pivoxa15
  • · Replies 2 ·
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2

How do I show that a₁=1, aₙ₊₁=√(aₙ+12) is increasing?

  • _Andreas
  • · Replies 10 ·
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10

How to Find Rational a, b and Irrational n for This Integral Problem?

  • rock.freak667
  • · Replies 1 ·
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1

Solving Audio Stereo Problem: Expression of (M^2) + (D^2)

  • Xkaliber
  • · Replies 6 ·
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6

Proving Convergence of Sequences at Infinity: A Case Study in Advanced Calculus

  • WHOAguitarninja
  • · Replies 2 ·
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2

Assigning Grades for Mathematical Proofs: A, C, or F - Explanation Included

  • Jacobpm64
  • · Replies 5 ·
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5

Linear Algebra: Linear Transformation and Linear Independence

  • b0it0i
  • · Replies 8 ·
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8

Finding the Direction of a Vector: Solving a Problem with Vectors

  • teffy3001
  • · Replies 1 ·
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1

Trying to find an inverse equation - maybe cosh/sinh

  • meee
  • · Replies 2 ·
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2

Fundamental vector projection question

  • jrm2002
  • · Replies 1 ·
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1

Using product rule and chain rule together on (x² + 2)x

  • fitz_calc
  • · Replies 2 ·
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2

Limit of x^2/(1-cosx) as x→0 - Solution without LH Rule

  • Frillth
  • · Replies 3 ·
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3

Does this make sense in set theory?

  • pivoxa15
  • · Replies 13 ·
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13

Why U1 and U2 on X Aren't Metrizable

  • pivoxa15
  • · Replies 6 ·
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6

3 dimension coordinate systems

  • roadrunner
  • · Replies 17 ·
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17

Integration with a step function?

  • physgirl
  • · Replies 19 ·
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19

Directional derivative of vector valued functions?

  • chy1013m1
  • · Replies 5 ·
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5

Equivalence of continuity and boundedness

  • radou
  • · Replies 2 ·
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2

Parseval Relation/Fourier Series

  • noranne
  • · Replies 3 ·
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3

Figuring out the solution of the following Integral

  • JasonPhysicist
  • · Replies 10 ·
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10

Determining which trig functions are sinusoidal and periodic

  • john50
  • · Replies 2 ·
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2

How do I differentiate an equation involving pi?

  • fk378
  • · Replies 8 ·
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8

Sample space for drawing a card from a shuffled deck

  • EugP
  • · Replies 3 ·
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3

Finding a Perpendicular Line in Analytical Geometry

  • Odzy
  • · Replies 5 ·
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5

Simple limit problem (Which way is the best to solve?)

  • lLovePhysics
  • · Replies 23 ·
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23

Are There Integer Eigenvalues for a Specific Matrix?

  • cscott
  • · Replies 4 ·
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4

Finding Null Space of a Matrix with Trigonometric Equations

  • indigojoker
  • · Replies 8 ·
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8

Express (x + 4)/(2x^2 + 3x + 1) - 2/(2x + 1)

  • CathyLou
  • · Replies 5 ·
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5

Integration by parts with product of polynomial and exponential

  • rocomath
  • · Replies 15 ·
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15

Proving elliptical motion from displacement and acceleration vectors

  • danago
  • · Replies 4 ·
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4

Proving Equivalency of 1-1 Functions: Intro to Real Analysis

  • mmathew23
  • · Replies 1 ·
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1

Proving a limit with epsilon and delta when there's a fraction

  • ace123
  • · Replies 30 ·
2
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30

Understanding vs. Memorization: Approaches to Success in Calculus

  • lLovePhysics
  • · Replies 8 ·
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8

Going from Eulerian Velocity to Lagrangian motion

  • jon8105
  • · Replies 13 ·
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13

Why does distributing the integral give 3/8∫dx instead of ∫1/4dx?

  • frasifrasi
  • · Replies 2 ·
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2

Heeelp with this antiderivative (silly question prob.)

  • frasifrasi
  • · Replies 6 ·
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6

Acceleration as a function of distance to function of time

  • A(s)
  • · Replies 22 ·
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22

Chain rule for second derivatives

  • ehrenfest
  • · Replies 5 ·
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5

Plane through P(-4, 2, 1) perpendicular to x+5y+2z=3

  • swearbynow
  • · Replies 11 ·
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11

Understanding Darboux's Theorem

  • quasar987
  • · Replies 7 ·
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7
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6

Steady State Solution for the Equation 4y''+4y'+17y=202cos3t

  • kasse
  • · Replies 2 ·
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2

Finding the second derivative of y=sqrt(x^2-1)

  • fitz_calc
  • · Replies 12 ·
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12

Must There Be Two Years on a River Bank with the Same Temperature?

  • chaoseverlasting
  • · Replies 3 ·
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3

What is the domain of f(x)=ln(ln(ln(x)))?

  • frasifrasi
  • · Replies 7 ·
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7

Proving the integral with substitution x+3=4tan(θ)

  • rock.freak667
  • · Replies 3 ·
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3