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: lcm(ab,ad)=a[lcm(b,d)]

  • cwatki14
  • · Replies 5 ·
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5

~(p->q) of part of A Probabilistic Proof of Wallis's Formula for pi

  • Dustinsfl
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2

Help Max Get Started on a Discrete Math Proof for Sum of Consecutive Integers

  • maxsthekat
  • · Replies 3 ·
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3

What does it mean for the characteristic polynomial to equal 0?

  • Kate2010
  • · Replies 5 ·
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5

Solve Converging Sequence: 1 + 1/8 + 1/27 + 1/64...

  • Hockeystar
  • · Replies 5 ·
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5

Differential equations - finding solution

  • shinobiazra
  • · Replies 2 ·
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2

Higher Order Differential Equations, Solutions related

  • NCyellow
  • · Replies 5 ·
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5

Recurrence relation in matrix multiplication

  • priyarrb
  • · Replies 1 ·
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1

Trouble Understanding Proof Using Cauchy's Inequality

  • moe darklight
  • · Replies 2 ·
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2

Cardinality of continuous functions

  • talolard
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1

Function two wariables - hessian matrix is 0

  • player1_1_1
  • · Replies 3 ·
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3

Differential equations - finding constants

  • shinobiazra
  • · Replies 2 ·
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2

Population curve and calculations

  • shinobiazra
  • · Replies 1 ·
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1

Finding Indexes for \frac{n}{n+2} \approx 1 with varying epsilon values

  • The_Iceflash
  • · Replies 4 ·
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4

What is an Orthogonal Family of Curves?

  • farleyknight
  • · Replies 4 ·
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4

Showing a set of matrices is a group

  • bennyska
  • · Replies 1 ·
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1

Is [0, infinity) a closed set?

  • michonamona
  • · Replies 12 ·
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12

Finding the Second Derivative of a Square Root Function

  • illegalvirus
  • · Replies 14 ·
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14
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1

Can A2+I=0 for an Odd n x n Matrix A?

  • Dustinsfl
  • · Replies 14 ·
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14

Summations: Where did this come from

  • karenmarie3
  • · Replies 2 ·
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2

Cauchy sequence with a convergent subsequence

  • kingwinner
  • · Replies 3 ·
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3

Derivative of an inverse trig function

  • efekwulsemmay
  • · Replies 3 ·
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3

Cracking the Tough Integral: \int_0^1 \frac{ln(x+1)}{x^2+1}?

  • Jungy
  • · Replies 19 ·
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19

How much does a brick weigh if it displaces its own weight in water?

  • nhrock3
  • · Replies 2 ·
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2

Laurent series: can calculate myself, just need a quick explanation how

  • Mathmos6
  • · Replies 1 ·
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1

Permutation Help: Solve (4 2 1)(5 4 9 10)(2 3 4)(7 1)(3 6)

  • Seb97
  • · Replies 4 ·
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4

Proving the Inequality: (x+y)/2 ≥ √xy for Positive Real Numbers x and y

  • tatiana_eggs
  • · Replies 15 ·
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15

Show that the series converges

  • soopo
  • · Replies 4 ·
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4

Solve Difficult Integral: Help Appreciated

  • dats13
  • · Replies 6 ·
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6

Area of revolution of hyperbola

  • ~Sam~
  • · Replies 1 ·
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1

What is the process for finding the stationary points of a curve?

  • pip_beard
  • · Replies 2 ·
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2

Calculating Contour Integral Along 3 Circles

  • kreil
  • · Replies 26 ·
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26

Volume of revolution at line x=-4

  • ~Sam~
  • · Replies 1 ·
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1

Are the interiors of the subsets Z and Q in R open sets?

  • Piglet1024
  • · Replies 1 ·
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1

Can You Solve These Advanced Calculus Integrals?

  • Ratio Test =)
  • · Replies 6 ·
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6

Solving Inhomogeneous Differential Equations with ODE Particular Solution

  • sleventh
  • · Replies 3 ·
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3

Where to Place an Object Between Two Light Sources for Least Illumination?

  • colbenstein
  • · Replies 1 ·
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1

Mobius Maps: Parallel and Perpendicular Lines, Disjoint Circles

  • Sammicalvin
  • · Replies 1 ·
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1

Integration By Parts: Volume - help

  • Slimsta
  • · Replies 4 ·
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4

What is the nullspace of a 3x3 complex matrix?

  • math2010
  • · Replies 5 ·
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5

Why does f([a,b]) contain only one rational point?

  • michonamona
  • · Replies 3 ·
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3

Understanding Limits: Solving a Tricky Step in a Limits Problem

  • Stevo6754
  • · Replies 5 ·
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5
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7

Linear transformation given a nullspace and a solution space.

  • Gramsci
  • · Replies 22 ·
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22

Solving 2nd Order ODE for k: 20dx²/dt² + dx/dt + kx = 0

  • nunos
  • · Replies 1 ·
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1

Another Separable Differential Equation

  • crm07149
  • · Replies 4 ·
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4

Wave Equation: Solve for Boundary Condition & Incident/Reflected Waves

  • Kate2010
  • · Replies 9 ·
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9

Convergence of a Monotonic Sequence: Proof and Example

  • spenghali
  • · Replies 2 ·
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2

Separable Differential Equation

  • crm07149
  • · Replies 3 ·
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3

Hermitian matrix vector space over R proof

  • Jimena29
  • · Replies 2 ·
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2

Surface area of smooth parametric surface

  • zzheng
  • · Replies 1 ·
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1

Find points on curve with a tangent line

  • dvaughn
  • · Replies 2 ·
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2

Numerical analysis, floating-point arithmetic

  • Chasing_Time
  • · Replies 1 ·
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1

Linear dependence and Wronskian

  • missavvy
  • · Replies 5 ·
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5

Finding the circumference of the loop in parametrics

  • hangainlover
  • · Replies 1 ·
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1

Differential Equations: Linear Models

  • Arshad_Physic
  • · Replies 2 ·
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2

Metric space Triangular inequalities

  • beetle2
  • · Replies 1 ·
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1

Factoring methods with equations higher than second degree

  • darkmagic
  • · Replies 8 ·
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8

Is there a positive integer solution to 1234x-4321y=1?

  • scottstapp
  • · Replies 5 ·
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5

Basis for Plane Perpendicular to a Line

  • veritaserum20
  • · Replies 2 ·
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2

Analysis: is a particular function a metric

  • fucoat
  • · Replies 1 ·
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1

Calculating Centers of Mass for Geometric Shapes

  • Wigglyben
  • · Replies 3 ·
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3

How to Use Cauchy Integral Formula for Circle Contour Integrals?

  • hancock.yang@
  • · Replies 8 ·
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8

Proving Equivalence of Subspaces: x+y+z=0

  • Dafe
  • · Replies 2 ·
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2

Circumference of a circle in parametrics

  • hangainlover
  • · Replies 3 ·
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3

Improper integral convergence or divergence.

  • crazy_nuttie
  • · Replies 1 ·
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1
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1

Calculating Limits: Examples and Strategies for Homework Assignments

  • mathmathmad
  • · Replies 5 ·
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5

Solving Transformation Matrix and Basis Problem

  • Gramsci
  • · Replies 2 ·
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2

How can the numerical value of the infinite Zeta Function sum be found?

  • seanhbailey
  • · Replies 9 ·
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9

Stuck on a D.E. Quiz Problem: Help Appreciated!

  • Hyrox
  • · Replies 1 ·
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1

How Do Ranks of Composite Linear Transformations Compare?

  • mathmathmad
  • · Replies 3 ·
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3

Equation of Tangent Line to y=(lnx)^cosx at (pi/2,1)

  • dvaughn
  • · Replies 1 ·
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1

How do I prove that 5 divides x^5 - x?

  • ninjagod123
  • · Replies 2 ·
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2

Another linear algebra problem, basis and linear transformations.

  • Gramsci
  • · Replies 7 ·
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7

Normal vectors on tangent spaces.

  • Kreizhn
  • · Replies 4 ·
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4

Integrating Acceleration to Find Velocity

  • Anti-Meson
  • · Replies 3 ·
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3

Proving the Inequality: logx < x^1/2 for x>1

  • ha11
  • · Replies 3 ·
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3

Smallest subfields containing Z and Z[sqrt2]

  • gotmilk04
  • · Replies 1 ·
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1

Kronecker delta in index notation

  • Str1k3
  • · Replies 1 ·
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1

How Do You Solve Integrals Using Integration By Parts?

  • Slimsta
  • · Replies 1 ·
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1

Can Mobius Transformations Map Circles Onto Circles?

  • sara_87
  • · Replies 4 ·
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4

Need to check the answer of some simple PDE

  • yungman
  • · Replies 26 ·
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26

Solving for the Fourth Root of i in Polar Form

  • weedannycool
  • · Replies 1 ·
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1

Using TI 89 to apply central limit theorem

  • jaejoon89
  • · Replies 1 ·
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1

Find A, B with Limx->infinity Equation

  • Dell
  • · Replies 6 ·
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6

Proving (i) for Cauchy Sequences in Completeness Theorem

  • kingwinner
  • · Replies 11 ·
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11

Integrate (xe^x)/(sqrt[1+e^x])

  • RoganSarine
  • · Replies 1 ·
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1

Convergence of subsequence in metric space

  • kingwinner
  • · Replies 5 ·
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5

Integrate (2x^2+1)e^x^2dx ( Wow, seriously?)

  • RoganSarine
  • · Replies 3 ·
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3

Average Value of a Function - temperature

  • Slimsta
  • · Replies 8 ·
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8

Why Does a' * a' = a'? Explained!

  • magnifik
  • · Replies 2 ·
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2

Implicitly difined curve, fine point with given slope.

  • saldana787
  • · Replies 1 ·
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1

Integrating the Square Root: $\displaystyle \Large \int udv$

  • Slimsta
  • · Replies 5 ·
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5

Parametric Equations: Get Started Now

  • halvizo1031
  • · Replies 5 ·
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5

What is the Submanifold of Rank 1 2x2 Matrices in R^4?

  • Geometrick
  • · Replies 2 ·
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2

Union of Two Subsets: Definition & Example

  • EV33
  • · Replies 6 ·
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6

Finding deriviative of lyapunov's equation (chain rule/linear algebra)

  • james1234
  • · Replies 2 ·
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2

Why Is the Definite Integral Zero for Symmetric Functions?

  • flyers
  • · Replies 3 ·
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3