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

Proof of Cauchy Sequence Convergence with Subsequence

  • tarheelborn
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3

Understanding Differentiation with x: ln and Exponents

  • M.Qayyum
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4
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1

Confused about an inverse (which then leads on to a calculus problem)

  • Moogie
  • · Replies 7 ·
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7

Basic Combinatorics Inclusion-Exclusion Principle Clarification

  • pupeye11
  • · Replies 4 ·
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4
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5

How Do Group Generators Relate to the Order of a Group?

  • logarithmic
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1

Understanding Scalar Fields: Div, Curl, RotGrad & DivGrad

  • Engels
  • · Replies 3 ·
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3
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9

Can substitution help solve this improper integral?

  • regnar
  • · Replies 3 ·
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3

Integration of vector valued functions

  • ahmetbaba
  • · Replies 8 ·
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8
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1

Vector valued functions and normal vectors

  • ahmetbaba
  • · Replies 5 ·
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5

How Do Elementary Matrices Determine Matrix Multiplication Order?

  • brushman
  • · Replies 2 ·
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2

Integration Help: U-Substitution for $\sqrt{9x^{2}+4}$

  • tweety1234
  • · Replies 5 ·
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5

Flip dx/dy according to chain rule

  • Moogie
  • · Replies 11 ·
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11

Troubleshooting Differentiation Using the Long Formula

  • theBTMANIAC
  • · Replies 4 ·
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4

Proving bijection between a region

  • Gekko
  • · Replies 4 ·
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4

Questioning Factor Groups: Understanding Properties and Theorems

  • logarithmic
  • · Replies 4 ·
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4

Simplifying Expression using Logarithms

  • jahaddow
  • · Replies 34 ·
2
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34

Simplify and express with positive indices

  • jahaddow
  • · Replies 28 ·
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28

Comparison Test Question: How to Determine Convergence of a Complex Integral?

  • sponsoredwalk
  • · Replies 2 ·
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2

Logarithms and Index Laws help

  • xX-Cyanide-Xx
  • · Replies 8 ·
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8

Integration of a rational function

  • stripes
  • · Replies 14 ·
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14

Can u substitution be used for Integral 3x(cos(2x))^2dx?

  • bgut06
  • · Replies 6 ·
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6

Equation of tagent line to the graph

  • Tjvelcro
  • · Replies 5 ·
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5

Proving that 3^(6n)-2^(6n) is divisible by 8 using induction

  • rg2004
  • · Replies 8 ·
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8

Need help doing simple re-arrangement

  • adelaide87
  • · Replies 6 ·
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6

Prove f'(x) = a(n) x^(n-1): Math Steps & Examples

  • tonyviet
  • · Replies 3 ·
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3

Ramp function, Dirac delta function and distributions

  • Amok
  • · Replies 1 ·
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1

Angle of Change: Rocket Launch 10 Seconds Later

  • nefliege
  • · Replies 4 ·
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4

Maximum and minimum distance (lagrange multipliers)

  • Gregg
  • · Replies 5 ·
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5
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2

Volumes of Cross Sections with Perpendicular Planes

  • akbar786
  • · Replies 8 ·
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8

Partial derivative of integral with variable limit

  • Gregg
  • · Replies 3 ·
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3

Proving the Roots of Higher Derivatives of a Polynomial Function

  • rainwyz0706
  • · Replies 4 ·
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4

Proving the Mean Value Theorem: Limiting θ(h) to 1/2

  • kazuyak
  • · Replies 2 ·
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2

Finding f'(x) of f(x) = (x^2-3)/(7ln[x]+3)

  • Twin468
  • · Replies 15 ·
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15

What is the relationship between angles in a 3D trigonometry problem?

  • cosmo123
  • · Replies 2 ·
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2

Bounded complex valued function

  • g1990
  • · Replies 2 ·
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2

How to Find Volume Under z=4x and Over a Given Area?

  • kliker
  • · Replies 2 ·
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2

Calculating a Line Integral with Triangle C

  • kliker
  • · Replies 2 ·
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2

Rotate Cube 80° at C(2,4,5): Point (6,7,9) Result

  • lampshader
  • · Replies 3 ·
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3

Combinatorics, is this correct

  • talolard
  • · Replies 9 ·
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9

Prove that a function must have only x dependency

  • matteo86bo
  • · Replies 9 ·
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9
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7

What is the Correct Integration by Substitution for \int \frac{3x}{2x+3}?

  • tweety1234
  • · Replies 3 ·
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3

Can a Basis Be Proven with Divisibility?

  • penguin007
  • · Replies 5 ·
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5

How to Solve an Equation with a Substitution Method?

  • I dun get it
  • · Replies 5 ·
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5

Simplify and express with positive indices, a little help?

  • jahaddow
  • · Replies 1 ·
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1

Understanding Solutions to Systems of Linear Equations

  • roam
  • · Replies 1 ·
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1

Combinatorics-binomial expansion?

  • pupeye11
  • · Replies 44 ·
2
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44

Simplifying an Expression using Logarithms

  • jahaddow
  • · Replies 6 ·
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6

Improper integration change of variables

  • Gregg
  • · Replies 2 ·
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2

Integrating over a bounded surface

  • dimensionless
  • · Replies 3 ·
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3

Solving Improper Integral: \int_{-\infty}^{\infty} {xe^{-x^{2}}dx}

  • Lancelot59
  • · Replies 5 ·
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5

Calculate the Rate of Increase for Doubling Radius of an Ink Spot

  • Procrastinate
  • · Replies 1 ·
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1

Solve Lagrange Multipliers for x,y,z in Min Distance Problem

  • kliker
  • · Replies 8 ·
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8

Proving 13 + 2√6 is an Irrational Number with Proof by Contradiction

  • Brooke73
  • · Replies 1 ·
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1

Order of a Differential Equation

  • debrox
  • · Replies 1 ·
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1

Solve the Integral of x - 2|x| from [-1,2] | Easy Step-by-Step Solution

  • Shaybay92
  • · Replies 4 ·
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4

Calculus (Larson, et al) 9th ed: p. 169 #29: No match to answer key.

  • abclemons
  • · Replies 5 ·
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5

Find Extrema of f(x) = x^3+y^3+3x^2-18y^2+81y+5

  • kliker
  • · Replies 3 ·
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3

Whether lines are || or perendicular

  • jwxie
  • · Replies 9 ·
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9

If a divides bc, then a divides b or a divides c

  • Dustinsfl
  • · Replies 3 ·
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3

Derivative with a range constraint - mystified

  • Gekko
  • · Replies 2 ·
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2

How to Simplify the Integral 1/(1-x^2y^2) Using Substitution?

  • Gekko
  • · Replies 1 ·
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1

Solution of an integral equation

  • neelakash
  • · Replies 4 ·
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4

Prove that it is possible to trisect 72 degrees

  • happyg1
  • · Replies 10 ·
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10

Find the pmf of Y, given the pmf of X and Corr(X,Y).

  • jimholt
  • · Replies 4 ·
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4

Finding Volume Under Cone Above Disk

  • Shaybay92
  • · Replies 2 ·
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2

Intro Lin Alg Elimination problem

  • brushman
  • · Replies 1 ·
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1

Find the area enclosed by a curve and two lines.

  • einsteinoid
  • · Replies 10 ·
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10

Finding the Intersection of Two Planes: A Quick and Efficient Method

  • jwxie
  • · Replies 2 ·
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2

Division Algorithm: 15÷29=0 R15 Linear Equation

  • Dustinsfl
  • · Replies 3 ·
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3

Improper integral Convergence theorem

  • estro
  • · Replies 8 ·
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8

Calculating second derivatives implicitly

  • Moogie
  • · Replies 6 ·
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6

What is \mathbb{C}(x) and why is it not algebraically closed?

  • logarithmic
  • · Replies 4 ·
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4

Proofs for Linear Algebra: Ker(L), S, and T as Vector Subspaces in V and W

  • jwhite2531
  • · Replies 10 ·
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10

Monic Generator (Minimal Polynomial)

  • gain01
  • · Replies 1 ·
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1

Greens theorem direction of line integral

  • SpartanG345
  • · Replies 2 ·
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2

Double integral over circle region

  • Shaybay92
  • · Replies 5 ·
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5

Find the QR Factorization of a matrix

  • badvash88
  • · Replies 9 ·
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9

How to invert an integral equation

  • nista
  • · Replies 3 ·
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3

Sets: A\B can represent A union B?

  • KeepTrying
  • · Replies 2 ·
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2

Find the average of f(x)=sqrt(1-x) on the interval [-1,1]?

  • Chandasouk
  • · Replies 1 ·
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1

Calculating Partial Derivatives of a Multivariate Function at a Point

  • number0
  • · Replies 1 ·
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1

How can I use tables to integrate \int x^{5}\sqrt{x^{2}+1}dx?

  • stripes
  • · Replies 7 ·
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7

Understanding the Lorentz Transformation Equations

  • stevmg
  • · Replies 12 ·
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12

Absolute Value Proof: Showing |a|=sqrt(a^2) and |a/b|=|a|/|b|

  • kittykat52688
  • · Replies 2 ·
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2

Deriving the binomial distribution formula

  • Saladsamurai
  • · Replies 1 ·
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1

Maximum value of E = a.sin(x) + b.cos(x)

  • JOEandSTEPH
  • · Replies 5 ·
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5

A straight forward question on variances

  • michonamona
  • · Replies 4 ·
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4

Expectations of Random Variables

  • hbweb500
  • · Replies 5 ·
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5

Derivative of Geometric Series

  • Saladsamurai
  • · Replies 2 ·
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2

Is x Equivalent to y in Congruence Class Equivalence?

  • rallycar18
  • · Replies 1 ·
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1

Is ln(E(x^n)) equal to E(ln(x^n))

  • xuej1112
  • · Replies 5 ·
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5

ODEs- Series Solutions Near a Regular Singular Point

  • Roni1985
  • · Replies 11 ·
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11

A little help with a beginning stats proof

  • bennyska
  • · Replies 9 ·
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9
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19