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

Calculating Resultant Force of Two Forces: 8N and 11N at 30 Degrees

  • laura11
  • · Replies 2 ·
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2

Find mean and variance of X and Y

  • phillyolly
  • · Replies 2 ·
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2
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2

Limits: Find (in terms of the constant a)

  • Notlim
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1

Problem with prime and composite numbers

  • canningdevin
  • · Replies 3 ·
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3

How to prove the existence of a limit for a function with two variables?

  • Telemachus
  • · Replies 2 ·
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2

# of automorphisms of a cyclic group

  • R.P.F.
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2

Differential equations substitution method

  • cue928
  • · Replies 5 ·
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5

Abstract algebra proof involving prime numbers

  • christinamora
  • · Replies 3 ·
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3

Multivariable Calculus - Scalar projection

  • Larrytsai
  • · Replies 3 ·
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3

Topology: is this a convex set?

  • Telemachus
  • · Replies 2 ·
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2

Multivariable Calculus - Sphere

  • Larrytsai
  • · Replies 3 ·
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3

Probability: Average Size of Group A when Choosing Item from 1 to n

  • Gekko
  • · Replies 1 ·
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1

Solving Matrix/Error Proof? Get a Hint Here!

  • Gameowner
  • · Replies 3 ·
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3

Simplify Quotient of f(x) and Find Values of a and b | Derivative Question

  • TrueStar
  • · Replies 6 ·
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6

Solve x: Calculus Natural Log Homework Statement

  • Ericalvusa91
  • · Replies 21 ·
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21

Winning Strategy in a Diamond Game: Proving Player 1's Advantage

  • roadrunner
  • · Replies 13 ·
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13
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2

Basis functions for polynomial

  • Somefantastik
  • · Replies 1 ·
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1

Algebra proof involving perfect squares

  • johnlin22
  • · Replies 5 ·
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5

Understanding the Inequality of Complex Numbers: |z+w|=|z-w|?

  • mynameisfunk
  • · Replies 2 ·
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2

Solving Bessel's Equation: Homework

  • TheFerruccio
  • · Replies 7 ·
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7

Question on Euler's method - ODE

  • cue928
  • · Replies 1 ·
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1

Solving for Surjective Matrix: A Possible Typo in the Theorem Statement?

  • lauratyso11n
  • · Replies 2 ·
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2

Differential Equations - not Linear, Separable, or Exact

  • inveniam_viam
  • · Replies 3 ·
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3

How Can You Find the Fourier Transform of the Max Function?

  • phoebus
  • · Replies 2 ·
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2

Two Discrete Mathematic Proofs I Need Help With

  • tuttleforty77
  • · Replies 12 ·
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12

Proving {x^2} & {-n} do not converge.

  • Elzair
  • · Replies 4 ·
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4

First and second derivative of a parametric

  • Exeneva
  • · Replies 5 ·
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5

After brakes are applied how far does the car travel? - integrating twice

  • calculusisfun
  • · Replies 1 ·
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1

Is the Set of All Algebraic Numbers Countable?

  • alphonsas
  • · Replies 1 ·
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1

How Do You Calculate the Time and Speed When a Ball Hits the Ground?

  • calculusisfun
  • · Replies 11 ·
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11

Neumann Problem: Use the divergence theorem to show it has a solution

  • ProtonHarvest
  • · Replies 2 ·
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2

Multivariable Calculus~Equation of a Sphere

  • madisonfly
  • · Replies 2 ·
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2
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4

Solving Exact Differential: x(dy/dx) = 2xe^x - y + 6x^2

  • illidari
  • · Replies 2 ·
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2

Volume of a Frustrum of a Pyramid

  • Ghostscythe
  • · Replies 3 ·
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3

Tracking a Space Ship: Will an Asteroid Hit the Target?

  • mjbourquin
  • · Replies 4 ·
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4

Cancellation law with surjective functions

  • annoymage
  • · Replies 1 ·
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1

Linear Algebra - Cubic Equation from Given Points

  • Cod
  • · Replies 2 ·
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2

Finding the Direction of an Airplane Given Airspeed and Cross Wind Velocity

  • vincitveritas
  • · Replies 1 ·
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1

Everyone has same (Induction Fallacy)

  • NastyAccident
  • · Replies 3 ·
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3

Permutations Algebra: Solving Homework Problem

  • roam
  • · Replies 1 ·
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1

Starting to prove by De Moivre's Theorem

  • rock.freak667
  • · Replies 13 ·
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13

Limits and difference of squares help

  • LutherBaker
  • · Replies 5 ·
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5

What is the Integral of x^2 sin pi x?

  • MillerGenuine
  • · Replies 1 ·
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1

Can P(x) be factored into irreducible polynomials over Z_5?

  • beetle2
  • · Replies 7 ·
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7

Scalar projection of b onto a (vectors)

  • TsAmE
  • · Replies 2 ·
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2

Surface Area of a Sphere by Integration

  • IBY
  • · Replies 8 ·
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8

Discrete Mathematics Proof Problem

  • tuttleforty77
  • · Replies 3 ·
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3

What Is Considered the Most Difficult Topic in Linear Algebra?

  • srfriggen
  • · Replies 3 ·
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3

Continuity and Dense Subsets of the Real Numbers

  • jgens
  • · Replies 6 ·
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6

Plane Reflection: Finding the Reflected Vector in a Geometric Plane

  • mjbourquin
  • · Replies 3 ·
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3

Wile E Coyote vs Road Runner: Racing for a Catch!

  • lionsgirl12
  • · Replies 1 ·
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1

Triangle inequality in Rubins book

  • mynameisfunk
  • · Replies 2 ·
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2

How Do You Solve the Limit Involving Tangent and Sine Functions?

  • abruski
  • · Replies 1 ·
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1

Proof of Vector Equivalence: a‧b=a‧c

  • SOHAWONG
  • · Replies 8 ·
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8

Maximizing a Function with a Constraint: The Lagrangian Approach

  • naturalnumbas
  • · Replies 6 ·
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6

Is I-A Non-Singular? Proving Non-Singularity and Inverse for a Matrix

  • ahsanxr
  • · Replies 21 ·
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21

Proving that n-th root of n is irrational

  • annoymage
  • · Replies 9 ·
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9

Why is my teacher taking off points for not simplifying correctly?

  • GreenPrint
  • · Replies 15 ·
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15

How to find all complex Z such that Z^5=-32

  • grossgermany
  • · Replies 5 ·
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5

Continuous compound interest with additional transactions

  • lionsgirl12
  • · Replies 1 ·
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1

How Do You Calculate the Surface Area of an Open Box with a Square Base?

  • GreenPrint
  • · Replies 12 ·
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12

Intro Topology - Cardinality of a subset of N

  • dyrich
  • · Replies 8 ·
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8

Double Integral Volume Problem

  • jumbogala
  • · Replies 4 ·
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4

Find f ' (2) for Simple Derivatives: g(2)=3, g ' (2)=-2, h(2)=-1, h ' (2)=4"

  • physicsguy98
  • · Replies 3 ·
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3

Diff eq, need a simple step explained

  • frozenguy
  • · Replies 2 ·
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2

Polar equation of a simple parametric

  • Exeneva
  • · Replies 1 ·
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1

Find Parametric Equations for Perpendicular Line Through Point

  • jcook735
  • · Replies 4 ·
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4
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1

Prove Field F Has Only 2 Subspaces: {0} & F Itself

  • Anonymous217
  • · Replies 9 ·
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9

Understanding Continuity and Limits for Homework Success

  • Frankie715
  • · Replies 10 ·
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10

Integration of hyperbolic functions

  • Agent M27
  • · Replies 2 ·
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2

Estimating area with finite sums

  • chops369
  • · Replies 3 ·
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3

Why is the Divergence Theorem failing for this scalar function?

  • erogard
  • · Replies 4 ·
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4

Prove the sample variance formula.

  • The_Iceflash
  • · Replies 4 ·
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4

Logic: Negating if then statement

  • mohabitar
  • · Replies 5 ·
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5

Variable Separation and Partial Fractions

  • erok81
  • · Replies 14 ·
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14

Proof: If n + 5 is odd, then 3n + 2 is even | Simple Direct Proof

  • mohabitar
  • · Replies 3 ·
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3

Espheric to cartesian coordinates

  • Telemachus
  • · Replies 4 ·
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4

Solving Integer Equation: 1/x + 1/y = 1

  • annoymage
  • · Replies 14 ·
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14

How Is the Book's Answer 2arcsec(√x) Derived in This Calc II Problem?

  • Agent M27
  • · Replies 2 ·
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2

Surface integral without using Gauss's Theorem

  • mattmatt321
  • · Replies 1 ·
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1

Proof of transcendentals uncountable

  • mynameisfunk
  • · Replies 3 ·
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3

Find the limit of (x^7+1)/(x+1) as x goes to -1?

  • DrummingAtom
  • · Replies 10 ·
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10

Partial fraction? or using properties?

  • shseo0315
  • · Replies 4 ·
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4

Matrix Algebra Inverse Matrix Question

  • Lonely Lemon
  • · Replies 5 ·
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5

Applying the MVT to Show f(x)/x Goes to b When x Goes to Infinity

  • blinktx411
  • · Replies 3 ·
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3
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5

Applied Algebra (Prove the identity)?

  • chredhat
  • · Replies 1 ·
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1

Find the points at which the graph has vertical and horizontal tangents

  • calculusisfun
  • · Replies 4 ·
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4

Find the derivative of a complicated expression

  • stau40
  • · Replies 1 ·
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1

Complex Equation Solution: Finding Values for Z using Trig Identities

  • Phillipe
  • · Replies 4 ·
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4

Inverse Images and Sets (union & intersection)

  • NastyAccident
  • · Replies 1 ·
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1

Proving Equality of Real Numbers: Hints & Solutions

  • n1person
  • · Replies 2 ·
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2

Analysis 2- upper/lower integral vs integral

  • perlawin
  • · Replies 1 ·
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1
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2

Analysis 2- Riemann integrable functions

  • perlawin
  • · Replies 2 ·
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2

Calc I derivatives, I know the answers, but how did I get there?

  • i2c
  • · Replies 1 ·
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1