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

Differential Equations - First Order Systems

  • twiztidmxcn
  • · Replies 6 ·
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6

Help with secant question , thanks

  • Zephyr91
  • · Replies 8 ·
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8

Find dy/dx for Implicit Differentiation of cos(xy^2)-(x^3+y)/(x+1)=sec(x)sin(y)

  • MrRottenTreats
  • · Replies 4 ·
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4

Major h.w help needed tri functions derivatives =\

  • math_student03
  • · Replies 4 ·
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4

Help with derivative & points on curve

  • math_student03
  • · Replies 5 ·
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5

Proving Free Group Generated by A and B

  • happyg1
  • · Replies 18 ·
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18

Finding Integral Value: \int_{1}^{e^\frac{\pi}{2}} \sin (lnx) dx

  • Doc G
  • · Replies 10 ·
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10

Derivative absolute value and also curve help

  • MrRottenTreats
  • · Replies 6 ·
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6

How Fast Are the Train and Automobile Separating After 2 Seconds?

  • louloulou
  • · Replies 11 ·
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11

A point of a closed convex set?

  • Mathman23
  • · Replies 2 ·
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2

Topology - is my proof correct?

  • quasar987
  • · Replies 5 ·
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5

Solve Quadric Equation: 4x^2+y^2+4z^2-4y-24z+36=0

  • Winzer
  • · Replies 7 ·
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7

Nilpotent matrix wit h index 2

  • grimlock16
  • · Replies 3 ·
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3

Is x=0 a stable equilibrium for x´´= -x^5?

  • Mr.Brown
  • · Replies 2 ·
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2

Topology - How do they know this is open?

  • quasar987
  • · Replies 4 ·
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4

Differentiation and continuity

  • macjack
  • · Replies 1 ·
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1

How Do Dimensions of Kernel Relate in Composite Linear Operators?

  • MathematicalPhysicist
  • · Replies 5 ·
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5

Different matrices for the same linear operator

  • octol
  • · Replies 13 ·
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13

How to Calculate the Area of a Square Using Definite Integrals?

  • merven
  • · Replies 11 ·
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11

How Do You Simplify Complex Logarithmic Expressions?

  • CathyLou
  • · Replies 7 ·
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7

Proving the Relationship Between Inner Products and Linear Transformations

  • MathematicalPhysicist
  • · Replies 8 ·
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8
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2

Integration with respect to a higher power

  • steven10137
  • · Replies 6 ·
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6

Parameterization of x^(2/3)+y^(2/3)=a^(2/3)

  • jacquelinem_00
  • · Replies 7 ·
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7

An attempted proof of a theorem in elementary differential geometry

  • Saketh
  • · Replies 8 ·
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8
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3

Gill Math: Finding the Limit of (-1)^(n-1)/n using Infinity Trick

  • macjack
  • · Replies 15 ·
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15
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8

Proof: Direct Variation & Linear Function Not Equal to 0

  • threetheoreom
  • · Replies 2 ·
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2

How Do You Solve This Complex Integral with a Curved Path?

  • malawi_glenn
  • · Replies 2 ·
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2

Equation of Plane Passing Through (-1,2,1): 2x-3y+z-4=0

  • Winzer
  • · Replies 7 ·
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7

How to Solve a Complex Integration Problem with a Unit Circle?

  • malawi_glenn
  • · Replies 6 ·
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6

How Do You Integrate 3t^2(1+t^3)^4?

  • unique_pavadrin
  • · Replies 6 ·
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6

Finding an equation of a graph

  • thestormbreaker
  • · Replies 1 ·
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1

Find the cumulative distribution function

  • maria_01
  • · Replies 6 ·
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6

How Do You Integrate dx/sqrt(x^2 + a^2)?

  • sokratesla
  • · Replies 18 ·
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18

Prove Isomorphism: Aut(Z_2⊕Z_4) = D_8

  • happyg1
  • · Replies 16 ·
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16

Solving Differential Equations with Variation of Parameters

  • Illusionist
  • · Replies 8 ·
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8

A little help with integration and trigonometric functions.

  • Unicyclist
  • · Replies 15 ·
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15

Finding the equation of two parabolas using differentiation

  • thestormbreaker
  • · Replies 1 ·
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1

Prove/Disprove: Similar Matricies w/ Zero Rows

  • daniel_i_l
  • · Replies 2 ·
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2

Bounding Region Inequalities for Solid Rectangular Box in First Octant

  • Winzer
  • · Replies 5 ·
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5

How Do Different f(x) Values Affect Solutions to Differential Equations?

  • Illusionist
  • · Replies 9 ·
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9

Proof using Cauchy's integral formula

  • malawi_glenn
  • · Replies 3 ·
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3

Try find relationship between E(Π(Π-E(Π))) and var(Π)

  • ecm2lz
  • · Replies 2 ·
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2

Probability of Drawing an Ace from Divided Deck

  • kakab00
  • · Replies 14 ·
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14

DiffEq - Initial Value Problem / Integration help

  • twiztidmxcn
  • · Replies 1 ·
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1
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1

What is the Argument of a Complex Number with a Given Modulus?

  • kasse
  • · Replies 5 ·
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5

I finding the limits of trig functions

  • Oomair
  • · Replies 5 ·
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5

Ideals in an integral domain and Galois theory S_5

  • bham10246
  • · Replies 6 ·
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6

Using the Mean Value Theorem to Solve Equations

  • VietDao29
  • · Replies 5 ·
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5

Vector space dimension of little-l 2

  • jdstokes
  • · Replies 11 ·
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11

Maths Integration Problem HELP

  • susperia_knvb
  • · Replies 8 ·
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8

Help Needed with Laplace Transforms: Solve Before Tomorrow!

  • emtilt
  • · Replies 1 ·
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1

Analysis - What are they doing in this proof ?

  • quasar987
  • · Replies 4 ·
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4

Taking Calc 3 w/out taking calc 2?

  • Coolphreak
  • · Replies 15 ·
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15

Is Any Number Smaller Than a Lebesgue Number Also a Lebesgue Number?

  • quasar987
  • · Replies 3 ·
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3

Circle Proof Homework: Finding the Number of Regions with Induction

  • tronter
  • · Replies 2 ·
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2

Flux Problem: Calculate from (4,6) to (2,6)

  • Chadlee88
  • · Replies 1 ·
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1

Finding the Limit as x Approaches 1 from the Left

  • americanforest
  • · Replies 7 ·
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7

Show Monic Factors of x^2+2 in Z_5

  • rookandpawn
  • · Replies 5 ·
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5

What is the Dimension of the Intersection of Two Kernels in a Vector Space?

  • daniel_i_l
  • · Replies 2 ·
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2

Analysis - compactness and sequentially compactness

  • quasar987
  • · Replies 1 ·
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1

How Do You Calculate the Volume of a Solid Revolved Around the X-Axis?

  • Theorotical
  • · Replies 1 ·
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1

Exp(tanz) = 1, complex analysis

  • malawi_glenn
  • · Replies 12 ·
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12

Is this the answer for what is the residue of f(z)=e^z/[(z-1)^2(z+2)]

  • laura_a
  • · Replies 1 ·
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1

Solving equations - When to take logarithms?

  • dcgirl16
  • · Replies 2 ·
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2
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7

Complex cosine equation (complex analysis)

  • malawi_glenn
  • · Replies 2 ·
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2

Uniform continuity, bounded subsets

  • redyelloworange
  • · Replies 3 ·
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3

Techniques to show a space is complete?

  • pivoxa15
  • · Replies 10 ·
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10

Intrinsic Equation: Showing tan φ/2 = e^s

  • kingOFleo
  • · Replies 2 ·
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2

Help me to verify the piecewise function answers

  • macjack
  • · Replies 1 ·
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1

Cancellation in a finite semigroup

  • radou
  • · Replies 6 ·
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6

Congruence in Quadratic Integers

  • Frillth
  • · Replies 3 ·
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3

Finding the decoding transformation for a hamming code

  • Icheb
  • · Replies 4 ·
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4

KaySolve Rolle's Theorem Homework: Check Validity & Continuity

  • macjack
  • · Replies 9 ·
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9

Show that a_n --> 2: Using Calculus

  • quasar987
  • · Replies 16 ·
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16

Extrema of multivariable function

  • haroldholt
  • · Replies 7 ·
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7

Finding the Equation of a Stream on a Hill Using Multivariable Calculus

  • kekido
  • · Replies 8 ·
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8

Why Isn't {(x,y)|x in Q, y in R} Closed?

  • pivoxa15
  • · Replies 8 ·
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8

Solving Double Integrals: y = 4x^3 - x^4 & y = 3 - 4x + 4x^2

  • haroldholt
  • · Replies 5 ·
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5

Prove a given transformation exists or not: T: R^4 -> R^5

  • daniel_i_l
  • · Replies 1 ·
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1

How to Proceed with Analytical Functions Proof?

  • malawi_glenn
  • · Replies 15 ·
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15

How Does Sugar Inversion Impact Food Preservation Rates?

  • tuongcong
  • · Replies 4 ·
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4

Topical webpage title: Is the Derived Set Closed? A Proof and Discussion

  • jdstokes
  • · Replies 9 ·
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9

Can Z2 x Z3 and D3 Have Isomorphic Automorphism Groups?

  • happyg1
  • · Replies 2 ·
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2

Maximizing f(x,y) on the circle x^2 + y^2 = 12

  • dazedoutpinoy
  • · Replies 1 ·
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1

Solving for x Intercepts to Polynomial Functions

  • dcgirl16
  • · Replies 3 ·
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3

Solve DE: Find Solution for y Through (-1,-1)

  • ssb
  • · Replies 2 ·
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2

Solving Inequalities: Finding Solutions for z<y^2-6/y-1 | Expert Assistance

  • math_student03
  • · Replies 10 ·
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10

Proof of det(kA)=k^n det(A) for all n and k

  • 413
  • · Replies 3 ·
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3

Contour Integration for the Complex Contour Integral Problem

  • ijustlost
  • · Replies 4 ·
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4

Rectilinear Motion/Position Function - Find the distance?

  • pdxbird
  • · Replies 2 ·
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2

Finding Polynomials from their Zeros

  • gabinchi
  • · Replies 1 ·
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1

Difference Equation Explained by Oppenheim

  • wildman
  • · Replies 1 ·
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1

Major help with a few questions

  • math_student03
  • · Replies 1 ·
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1

Series involving trig functions

  • Noober
  • · Replies 8 ·
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8

The Same Integral Two Different Answers

  • alba_ei
  • · Replies 4 ·
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4