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

Chain Rule for Derivatives: cos(tan(pi x))^1/2

  • asz304
  • · Replies 7 ·
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7

Solving Complex Analysis Problem: Calculating Index of a Curve

  • Raziel2701
  • · Replies 5 ·
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5

Analysis Problem for homework, infimum and supremum

  • retspool
  • · Replies 1 ·
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1

Volume of a region between two spheres?

  • lax1113
  • · Replies 2 ·
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2

Solution to an initial value problem

  • dooogle
  • · Replies 9 ·
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9

Element in a ring mapping one prime to the next

  • tomelwood
  • · Replies 5 ·
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5

Related Rates of a Triangle with Fixed Side Lengths

  • Greywolfe1982
  • · Replies 2 ·
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2

Totally bounded subset in a metric space

  • tarheelborn
  • · Replies 2 ·
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2

How to Put Gradient Vector into Implicit Form?

  • Loppyfoot
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1
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2

What the wrong with this proof

  • maw26
  • · Replies 3 ·
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3

Lagrange multipliers: Variables cancelling out?

  • ucbearcat
  • · Replies 1 ·
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1

Finding 2-Norm of Weighted Sum of Complex Exponentials

  • tsebamm
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1
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2

Solving Det(\vec{V} \otimes\vec{V})=0 in 10 Seconds: Tips and Tricks

  • A-prime
  • · Replies 1 ·
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1

Ring Theory - Quaternions and sets of inverses

  • tomelwood
  • · Replies 5 ·
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5

Continuity And Differentiability

  • wany
  • · Replies 4 ·
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4

Find the solution of the equation using a given f(x)

  • Susanne217
  • · Replies 1 ·
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1

Solving the Integral of sin(1-x)sinx

  • powerplayer
  • · Replies 5 ·
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5

Matrix Properties : A2 + 6A +9I3 = 0, show that A is invertible

  • Boom101
  • · Replies 10 ·
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10

Properties of Invertible Matrices: A2-AB+BA-B2 is Singular

  • abonaser
  • · Replies 6 ·
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6

Countable Union/Intersection of Open/Closed sets

  • kathrynag
  • · Replies 8 ·
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8

Proving the Relationship between tanh^-1(x) and ln((1+x)/(1-x))

  • harrietstowe
  • · Replies 2 ·
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2
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1

Math Course Notes: Downloadable Resources

  • hunt_mat
  • · Replies 6 ·
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6

Set Theory Problem: equality of functions

  • hmb
  • · Replies 2 ·
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2
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2

-kx^2 = ? - Calculus relating to compound decay.

  • Barchie
  • · Replies 14 ·
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14

Find this limit without L'Hopital's Rule

  • htoor9
  • · Replies 2 ·
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2

A point in a proof about sequential compactness

  • radou
  • · Replies 3 ·
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3
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2

Analyzing the Convergence of an an = ln\sqrt{n} / n Sequence

  • Watson91
  • · Replies 16 ·
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16

How to Integrate ln(x) Using Integration by Parts | Proving the Solution

  • MysticDude
  • · Replies 8 ·
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8

Mathematical Induction problem

  • mateomy
  • · Replies 1 ·
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1

Solving a Matrix: How to Go Further?

  • Boom101
  • · Replies 6 ·
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6

Find all groups of order 9, order 10, and order 11

  • nhartung
  • · Replies 10 ·
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10

Prove that there is some number x such that ?

  • LilTaru
  • · Replies 9 ·
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9

MacLaurin Series: Showing 1/n(n+1) = 1

  • EEWannabe
  • · Replies 11 ·
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11
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5
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4
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3

Related Rates - Differential Equations

  • Cilabitaon
  • · Replies 3 ·
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3

Solve Integral Problem: y=t^2, x=t^3

  • jdc15
  • · Replies 5 ·
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5
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7

How to Simplify the Derivative of a Cosine-Sine Product

  • n.a.s.h
  • · Replies 2 ·
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2

Particular Solution to a System of First Order Linear Equations

  • lionsgirl12
  • · Replies 1 ·
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1

Solve Logarithmic Equation: 9_{x} + 3_{x} = \frac{4}{3}

  • the_storm
  • · Replies 3 ·
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3

Using the Extreme Value Theorem on rectangles?

  • LilTaru
  • · Replies 6 ·
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6
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7

Advanced Permutations and Combinations Problem

  • zorro
  • · Replies 2 ·
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2

Proving an equality using induction

  • jetpac
  • · Replies 8 ·
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8

Is S7 x {0} a Maximal Normal Subgroup of S7 x Z7?

  • CreekGroup
  • · Replies 1 ·
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1

Joint Probability Density Function

  • Hashmeer
  • · Replies 2 ·
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2

Series proof: 1/1+(1/1+(1/1+(1/1+ what does it equal?

  • mxyplizk
  • · Replies 4 ·
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4

Proof of Line Integral Using ∇f & ∇g: R Region, C Curve

  • charmmy
  • · Replies 3 ·
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3

Interesting Multivariable Limit Problem

  • Liquid7800
  • · Replies 7 ·
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7

Using the Intermediate Value Theorem on two functions?

  • LilTaru
  • · Replies 1 ·
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1
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4

How do I evaluate this Poisson distribution?

  • KAISER91
  • · Replies 13 ·
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13

Line Integrals (Complex Variables)

  • student85
  • · Replies 4 ·
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4

Minimizing Distance to Origin: Solving an Optimization Problem

  • Anabelle37
  • · Replies 4 ·
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4

Implicitly find the second derivative of x^2- y^3= 3

  • BraedenP
  • · Replies 3 ·
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3

Prove lim x->0 f(x) = 0, if there is a number B?

  • LilTaru
  • · Replies 11 ·
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11

How do I evaluate complex numbers in rectangular form and polar form?

  • cshum00
  • · Replies 2 ·
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2

Dimension of subspace of trace of matrix

  • specialnlovin
  • · Replies 2 ·
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2

Prove that f is continuous on (a, b), with a property given?

  • LilTaru
  • · Replies 5 ·
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5

Polynomials and Calculating via mod7

  • silvermane
  • · Replies 7 ·
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7

Slope: The Derivative of a Function at a Point

  • morrowcosom
  • · Replies 19 ·
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19

Proving Disconnectedness in Sets: Closed and Open/Closed Cases

  • jessicaw
  • · Replies 1 ·
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1

Is Path-Connectedness Provable by Arbitrary Points in a Metric Space?

  • jessicaw
  • · Replies 3 ·
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3
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1

Finding the Inverse of a Function - Attempting to Solve

  • nod32
  • · Replies 2 ·
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2
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1

Connected metric space problem

  • radou
  • · Replies 18 ·
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18

Characteristic curves of this PDE

  • WannaBe22
  • · Replies 2 ·
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2
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8

Can someone help me come up with an example? (analysis)

  • robertdeniro
  • · Replies 5 ·
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5
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4

Continuous functions on metric spaces with restrictions

  • tjackson3
  • · Replies 6 ·
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6

When can grad(u)=(b-u)N be solved, and how?

  • syra
  • · Replies 4 ·
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4

Probability between 2 people in golf

  • akhanijow
  • · Replies 1 ·
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1
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1

Proving Mean Value Inequality for sin(x) on 0≤x≤1 and 0≤y≤1

  • absci2010
  • · Replies 4 ·
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4

Solve 1/y>=-2: y<=-0.5 (-∞,-0.5)

  • cloud360
  • · Replies 16 ·
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16

Calculating Time Between Two Projectile Collisions

  • sara_87
  • · Replies 1 ·
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1

Solve Integral with Fourier Transform - Get Help Now!

  • doublemint
  • · Replies 4 ·
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4

Computing Matrix, finding kernel and image

  • specialnlovin
  • · Replies 6 ·
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6

Studying limits and continuity of multi variabled functions

  • tomelwood
  • · Replies 3 ·
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3

Invertible matrix / determinant

  • Wildcat
  • · Replies 9 ·
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9

How to integrate (202.31)/(1+e^(3.938-0.314x)).

  • ThomasJR
  • · Replies 20 ·
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20

Did I do this joint density problem correctly?

  • miceonparade
  • · Replies 1 ·
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1

Calc: Find a definite integral for the mass

  • calculusisfun
  • · Replies 10 ·
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10

Expanding exponential fucntions

  • ThomasJR
  • · Replies 6 ·
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6

Calculus - Hard Volume Problem :\

  • calculusisfun
  • · Replies 3 ·
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3

How to Determine Irreducible Polynomials in (Z/2Z)[x]?

  • silvermane
  • · Replies 3 ·
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3

Step Response of System with Pole in s = 0 at Infinity

  • pivu0
  • · Replies 2 ·
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2

Odd Integer and Multiple of Four

  • nelson98
  • · Replies 2 ·
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2

Show That The Sequence Converges Mistake?

  • mmmboh
  • · Replies 23 ·
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23

A couple linear algebra questions (basis and linear transformation

  • Roo2
  • · Replies 5 ·
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5

So the correct answer isdy/dx = (-sin4x - 4siny) / (4y + 4cos4x)

  • JackieAnne
  • · Replies 1 ·
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1