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

Is Sup P Always Less Than or Equal to Sup Q When P Is a Subset of Q?

  • mateomy
  • · Replies 7 ·
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7

Finite Order of Elements in Groups with Normal Subgroups

  • jmjlt88
  • · Replies 3 ·
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3

Statistics question: error of slope in linear regression from r

  • snellslaw
  • · Replies 2 ·
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2

Partial Derivative Homework: Prove & Solve

  • soi
  • · Replies 1 ·
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1
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2

Finding the volume between two surfaces

  • supermiedos
  • · Replies 6 ·
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6

Question about parametization vs vector field.

  • ozone
  • · Replies 2 ·
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2

Sketching a curve to how unique solutions

  • trap101
  • · Replies 5 ·
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5

Okay I have a problem with using variables in differential equations

  • klovely
  • · Replies 2 ·
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2

Implicit Function Thm Application

  • trap101
  • · Replies 4 ·
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4

Divisibility rules and proof by contradiction

  • tt2348
  • · Replies 1 ·
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1

Prove no odd integer can be expressed as 4k+1 and 4j-1

  • Aziza
  • · Replies 12 ·
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12
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6

Is x an L-Tuple or a Member of an L-Tuple in ℝL+ Notation?

  • Cinitiator
  • · Replies 3 ·
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3

Limit of x/(sqrt(1+3x)-1) as x approaches 0

  • KiwiKid
  • · Replies 4 ·
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4

Taking derivatives of DE to find higher derivatives

  • shemer77
  • · Replies 3 ·
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3

Does A Finite Integral Over The Plane Imply A Function Is Bounded?

  • Daron
  • · Replies 9 ·
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9

Help Thrid second and first order differential equation

  • klovely
  • · Replies 1 ·
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1

Struggling with Proofs in Calculus/Analysis: Need Advice!

  • trap101
  • · Replies 18 ·
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18

How Can Points on a Parabola Determine Its Equation Coefficients?

  • icesalmon
  • · Replies 2 ·
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2

A question on undetermined coefficients

  • shemer77
  • · Replies 1 ·
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1

Need Help with a mathematical modeling question

  • shadedude123
  • · Replies 3 ·
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3

Can Differential Equations Like This Be Solved?

  • Hertz
  • · Replies 17 ·
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17

Polynomial higher order DE in D notation form.

  • Hercuflea
  • · Replies 7 ·
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7

Solving an ordinary differential equation.

  • theBEAST
  • · Replies 4 ·
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4
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1

Dividing with exponential functions

  • amaya244
  • · Replies 5 ·
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5

Can Every Compact Metric Space Have a Countable Base?

  • imahnfire
  • · Replies 3 ·
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3

Multivariable CalculusParametrization of equations.

  • umbabala
  • · Replies 3 ·
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3

Classify the following improper integral with the parameter

  • Hernaner28
  • · Replies 8 ·
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8

What is the limit of f(x)^n as n approaches infinity?

  • jobsism
  • · Replies 3 ·
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3

Closed separated sets in disjoint open sets

  • modnarandom
  • · Replies 10 ·
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10

Quotient Test for Convergence of Series

  • unscientific
  • · Replies 13 ·
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13

The patricular solution of y'''+p1(x)y''+p2(x)y'+p3(x)y=f(x)

  • john_84
  • · Replies 3 ·
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3

What is u-Substitution and How Do I Use It in Integration?

  • chez_butt23
  • · Replies 10 ·
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10

Doubt with proof of integral of odd function

  • Hernaner28
  • · Replies 1 ·
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1

Determine the limit of the convergent sequence

  • ArthurRead
  • · Replies 14 ·
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14

Reversing Taylor Series to find the original function

  • delta59
  • · Replies 4 ·
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4

Problem with convergent sequences

  • gilabert1985
  • · Replies 4 ·
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4

A homomorphism is injective if and only if its kernel is trivial.

  • jmjlt88
  • · Replies 3 ·
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3

Proving Logic Statements with Truth Tables and Laws

  • wdulli
  • · Replies 1 ·
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1

Showing that a limit exists or showing that it does not exist

  • htdc
  • · Replies 1 ·
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1

Is My Approach Correct? Solving the Integral of tan^4x-sec^4x

  • mathnoobie
  • · Replies 2 ·
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2

How to show that this function is continuous at 0?

  • nerdz4lyfe
  • · Replies 3 ·
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3

How to integrate sinx/(1+sinx)

  • mathnoobie
  • · Replies 4 ·
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4

Integrability implies continuity at a point

  • AlwaysCurious
  • · Replies 2 ·
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2

Proof d/dx e^x=e^x using substitution

  • Jkohn
  • · Replies 19 ·
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19

How can I calculate the sum of the following infinite series?

  • Hernaner28
  • · Replies 5 ·
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5

Proof that lim sup cos(n) is 1

  • tt2348
  • · Replies 6 ·
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6

Sum of Ideals with Empty Intersection

  • wnorman27
  • · Replies 4 ·
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4

Modular Arithmetic Homework: 1/2*(x-4)(x-5) = 4(x-4)(x-5) (mod 7)

  • Falken_47
  • · Replies 3 ·
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3

How can I deal with this series?

  • Hernaner28
  • · Replies 10 ·
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10

Determining a functions this is continuous at 0

  • fireychariot
  • · Replies 6 ·
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6

Gravitational attraction of a hemisphere at its pole

  • ozone
  • · Replies 3 ·
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3

Counting Elements in a Set: {1,2,{3},{4,5},6,{{7}8}}

  • wdulli
  • · Replies 4 ·
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4

Finding Volume with Integration

  • student92
  • · Replies 1 ·
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1

Why I'm Getting Wrong Answer With This Method: f(x)=\int\frac{x+1}{x^2+2x}

  • e^(i Pi)+1=0
  • · Replies 14 ·
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14
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11
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9
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5

Proving a Set in the Order Topology is Closed

  • Poopsilon
  • · Replies 2 ·
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2

Discrete Math: Proving p(x)|(p1(x)-p2(x)) is Equiv. Rel.

  • hammonjj
  • · Replies 3 ·
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3

Δ in derivative and partial derivative notation

  • Cinitiator
  • · Replies 5 ·
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5

Find the Derivative of y = sqrt(x)(x - 1): Step-by-Step Guide

  • communitycoll
  • · Replies 2 ·
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2

Derivative of y = 3e^x + (4 / x^(1/3)): Incorrect Answer or Missing Step?

  • communitycoll
  • · Replies 2 ·
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2

Question relating to shifting a circle.

  • ozone
  • · Replies 4 ·
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4

Exercise review: perpendicular-to-plane line

  • bznm
  • · Replies 11 ·
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11

Spherical bessel differential function.

  • mccoy1
  • · Replies 1 ·
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1

Finding three planes which intersect a point with lines

  • horses
  • · Replies 1 ·
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1

Estimating Parameters in Multivariate Regression

  • TranscendArcu
  • · Replies 1 ·
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1

Level of water rising in a cone.

  • Shawn Garsed
  • · Replies 16 ·
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16

Maximum Value Complex Function

  • ChemEng1
  • · Replies 6 ·
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6

Discrete Math - Modular Arithmetic

  • hammonjj
  • · Replies 2 ·
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2

Proving calculus concepts with set theory/sequences

  • Cinitiator
  • · Replies 1 ·
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1

What Does This Notation Mean in Conditional Probability?

  • Cinitiator
  • · Replies 1 ·
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1

Show that [properties] can be deduced as a theorems, Spivak

  • usn7564
  • · Replies 2 ·
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2

Proving Taylor's theorem for sin(x) with x>0

  • Saitama
  • · Replies 6 ·
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6

Lim as n approaches infinity for n/2^n

  • Mosaness
  • · Replies 15 ·
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15
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3

Sequence with 2 parameters (?)

  • Cinitiator
  • · Replies 2 ·
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2

Showing that Equivalence Relations are the Same.

  • jmjlt88
  • · Replies 2 ·
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2

Almost Commutative Property in Groups

  • wnorman27
  • · Replies 2 ·
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2

Initial value problem with y(0)=C

  • coolhand
  • · Replies 3 ·
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3

What Defines a Firm's Decision Problem in Game Theory?

  • Kinetica
  • · Replies 1 ·
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1

Conquering Autonomous Equations: Solving for y(0) and y'(0)

  • Fredh
  • · Replies 7 ·
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7

Probability obtuse triangle - simple one

  • wuid
  • · Replies 7 ·
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7

Can't figure my mistake in calculating volume

  • estro
  • · Replies 10 ·
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10

Behavior of DE as t approaches infinity

  • 1MileCrash
  • · Replies 5 ·
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5

Why are they taking the derivative of 1 - x?

  • communitycoll
  • · Replies 2 ·
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2

Determining Domain and Range of Cartesian Equations

  • communitycoll
  • · Replies 3 ·
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3

Normal Subgroups intersection = <e>

  • kathrynag
  • · Replies 3 ·
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3

Math induction - I think i totally missed the point of it.

  • Hercuflea
  • · Replies 6 ·
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6

Linear Algebra problem (Least Squares?)

  • Pratha
  • · Replies 2 ·
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2

Need Help with Integral : undefined function integrand

  • barnator
  • · Replies 4 ·
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4

Lotka-Volterra Equation Assistance

  • Modulus85
  • · Replies 6 ·
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6

Approximations for small oscillations

  • Maybe_Memorie
  • · Replies 2 ·
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2

Points that a curve's normal line intersects

  • dustbin
  • · Replies 2 ·
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2

Definition of Limit: Why Choose |f(x)-L| < ε?

  • doubleaxel195
  • · Replies 2 ·
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2

Limits: [(n + 1)(n + 2)]/(2n^2)

  • Mosaness
  • · Replies 16 ·
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16

Sketch the Curve in Polar Coordinates

  • pumike11
  • · Replies 7 ·
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7