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

At what times does the object intersect one of the coordinate planes?

  • ShakeECET109
  • · Replies 7 ·
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7

Complex analysis formula for an integral

  • nugget
  • · Replies 1 ·
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1

Having trouble understanding Domains and Multi Variable Functions

  • _Steve_
  • · Replies 4 ·
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4

Did I mess up in this inequality?

  • flyingpig
  • · Replies 9 ·
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9

How to determine whether two lines are parallel or perpendicular to eachother

  • Nickg140143
  • · Replies 15 ·
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15
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3

Integrating Tangent by parts; 0 = -1

  • NoOne0507
  • · Replies 2 ·
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2

Finding Points Where dy/dx of (y-2)^3 + y(x-6) = 0 Does Not Exist

  • jay_jay_lp
  • · Replies 2 ·
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2

How to find the new limits of integration

  • firekid123
  • · Replies 1 ·
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1

Help in Solving a problem using F.T.C

  • lilypeach
  • · Replies 2 ·
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2

Linear Independence: Showing 1, sin^2(x), sin(2x) is Independent

  • skoomafiend
  • · Replies 2 ·
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2

Definite Integration by Substitution

  • theRukus
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5
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1

Evaluate a fraction in a definite integral?

  • lilypeach
  • · Replies 2 ·
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2

Definition of a group with redundancy?

  • Syrus
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1

A set is closed iff it equals an intersection of closed sets

  • missavvy
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1

Limit of f along an indicated curve?

  • SithsNGiggles
  • · Replies 5 ·
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5

A closed cylindrical can of fixed volume V has radius r

  • IntegrateMe
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1

Limit problem using the formal definition of a derivative

  • oates151
  • · Replies 1 ·
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1

Inner product orthogonal vectors

  • derryck1234
  • · Replies 1 ·
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1

Inner product generated by matrix

  • derryck1234
  • · Replies 2 ·
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2

Abstract Algebra - Subgroup of Permutations

  • iamalexalright
  • · Replies 1 ·
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1

How can I determine the linear part of f(A + H) in terms of H?

  • Maybe_Memorie
  • · Replies 1 ·
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1

Coordinates relative to a basis

  • derryck1234
  • · Replies 2 ·
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2

Linear, second-order differential equation?

  • Raen
  • · Replies 3 ·
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3

Reversing Order of Integration for Double Integral Problem

  • emelie_earl
  • · Replies 3 ·
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3

Fundamental Theorem of Algebra Proof

  • riskybeats
  • · Replies 1 ·
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1

What Conditions Make This Differential Operator Self-Adjoint?

  • MarkovMarakov
  • · Replies 1 ·
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1

Is Substitution Allowed in Integration with Negative Exponents?

  • theRukus
  • · Replies 3 ·
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3

Modular Arithmetic Proof: How to Solve with Help | Homework Statement

  • JPanthon
  • · Replies 7 ·
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7

Orthogonal change of basis preserves symmetry

  • boyboy400
  • · Replies 3 ·
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3

Probability Problem - Likelihood-Ratio Test

  • Renyulb28
  • · Replies 1 ·
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1

Proving One-to-One Functions: An Introduction to Counterexamples

  • cue928
  • · Replies 2 ·
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2

Rewriting Limit Problem with Conjugate - Explained | Get a Better Understanding

  • CrossFit415
  • · Replies 1 ·
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1

Bifurcation Analysis for the ODE x' = \mux - x2 + x4

  • squenshl
  • · Replies 1 ·
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1

Understanding Limits at Infinity and Non-Existence of Derivatives

  • matts0
  • · Replies 7 ·
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7

Abstract Algebra dihedral group

  • corey2014
  • · Replies 9 ·
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9

Question about the possible non equivalent logical statements

  • iceblits
  • · Replies 13 ·
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13

How Do You Calculate f(x+Δx) for the Function x²+3x+2?

  • stonecoldgen
  • · Replies 2 ·
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2

(-1)^n/(n) find the sum from n=0 to n=infinity

  • chupe
  • · Replies 3 ·
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3

Can You Solve This Differential Equation Involving Exponential Decay?

  • zheng89120
  • · Replies 4 ·
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4

Proving Holomorphic Function f in Complex Domain D(0,1)

  • demidemi
  • · Replies 1 ·
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1

Solving 2 Chain Rule Problems: Struggling with Derivatives and Need Help

  • bblair3
  • · Replies 6 ·
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6

Integrate X^3sin(x^2) | No Substitutions, No Chaos

  • 1MileCrash
  • · Replies 3 ·
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3

Finding Curvature and Torsion: Derivatives and Unit Vectors Explained

  • dimpledur
  • · Replies 1 ·
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1

Question on the Euclidean Algorithm

  • Kindayr
  • · Replies 2 ·
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2

Find the eigenvectors given the eigenvalues

  • DryRun
  • · Replies 5 ·
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5

Find Sup and prove it only using the basic definition

  • mkln
  • · Replies 3 ·
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3

Proving \lim_{n\rightarrow\infty} \frac{p(n)}{e^n} = 0

  • Zhalfirin88
  • · Replies 8 ·
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8

Method of Characteristics help

  • lackrange
  • · Replies 1 ·
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1
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4

What is the water level above the orifice as time goes to infinity?

  • process91
  • · Replies 2 ·
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2

Does Splitting a Divergent Series Affect Its Infinity Sum?

  • BrownianMan
  • · Replies 2 ·
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2

Differential Equation related to orthogonal trajectories

  • process91
  • · Replies 6 ·
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6

When Is an Object Furthest from the Origin Given Its Position Vector?

  • danpiz23
  • · Replies 12 ·
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12
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5

How to solve this First Order Differential Equation?

  • nontradstuden
  • · Replies 2 ·
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2

How can I integrate ln(2x+1) using integration by parts?

  • QuarkCharmer
  • · Replies 13 ·
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13

Conditional PDF with multiple random variables

  • SIE_tp
  • · Replies 4 ·
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4

Understanding the Relationship between Square Roots and Absolute Values

  • khurram usman
  • · Replies 5 ·
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5

Show 2 lie algebras are not isomorphic

  • Ted123
  • · Replies 2 ·
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2

Quick group theory proof with some minor inquiries

  • Syrus
  • · Replies 2 ·
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2

Finding the Differential of u = e-t*sin(s+2t)

  • Faka
  • · Replies 2 ·
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2

Integrating \int xJ_0(ax)J_0(bx)dx w/ Bessel Functions

  • MarkovMarakov
  • · Replies 5 ·
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5

How Do You Convert a Complex Number to Polar Form?

  • DabbisH
  • · Replies 2 ·
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2

Show that a metric space is complete

  • missavvy
  • · Replies 5 ·
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5

Linear Algebra: Dot Product and Orthogonality

  • mateomy
  • · Replies 2 ·
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2

Find Find the point in this plane where it intersects the z axis

  • montana111
  • · Replies 3 ·
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3

I am having trouble finding trig derivatives using chain rule

  • bblair3
  • · Replies 8 ·
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8

First order nonlinear differential equation

  • process91
  • · Replies 10 ·
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10

Mastering Variation of Parameters in Differential Equations

  • Lancelot59
  • · Replies 17 ·
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17

"Wolfram's Derivative of (sin x)^2: Is it Correct?

  • 1MileCrash
  • · Replies 9 ·
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9

Proving that the interesection of subspaces is a subspace

  • Freye
  • · Replies 6 ·
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6

Not only is the symbol daunting, but the words are too

  • flyingpig
  • · Replies 63 ·
3
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63

Describe the region of R^3, sphere with inequality

  • alias
  • · Replies 24 ·
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24

Subspace Question: Why Not Closed Under Addition?

  • Nope
  • · Replies 11 ·
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11

Fourier Transform (Numerical Analysis)

  • Scootertaj
  • · Replies 2 ·
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2

Definition of sequence and series

  • gotjrgkr
  • · Replies 4 ·
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4

Determining Series Convergence using the Ratio Test

  • BraedenP
  • · Replies 12 ·
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12

Find formula for f[x] whose expansion in powers of x is

  • eclayj
  • · Replies 2 ·
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2

Epsilon-delta proof of sqrt of abs value of x

  • kahwawashay1
  • · Replies 1 ·
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1

Can You Square an Inequality for Sin(x)?

  • kahwawashay1
  • · Replies 5 ·
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5

Spacings in contours? WHat does that mean?

  • flyingpig
  • · Replies 16 ·
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16

How to Compute the Anti-Derivative of 1/x^3: Explained

  • discy
  • · Replies 5 ·
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5

Average Velocity and Average Speed of Integral

  • Ocasta
  • · Replies 2 ·
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2

Struggling with Integrals? Don't Panic, Here's Some Tips!

  • 1MileCrash
  • · Replies 7 ·
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7

Density function for continuous random variables

  • cue928
  • · Replies 1 ·
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1

How do they come from F to the area? (formula example)

  • discy
  • · Replies 1 ·
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1

Using fourier series to sum 1/n^4

  • Gregg
  • · Replies 6 ·
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6

Solving Linear Systems with Cramer's Rule

  • lina29
  • · Replies 13 ·
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13

Understanding the Solutions to e^x=1: Seeking Help

  • estro
  • · Replies 2 ·
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2

Analysis: Prove |x|+|y| is less than or equal to |x+y|+|x-y|

  • Chinnu
  • · Replies 1 ·
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1

When two spheres intervine - very hard 3d geometry and vectors problem

  • Nikitin
  • · Replies 2 ·
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2

Deriving the Distribution of Total Time in a Poisson Process Series

  • Chinnu
  • · Replies 1 ·
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1

Abstract Algebra: Quotienting and the First Isomorphism Theorem

  • AdrianZ
  • · Replies 11 ·
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11
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7

Differential Equation Involving Natural Log.

  • theRukus
  • · Replies 1 ·
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1

Parametric representation of paraboloid cylinder

  • geft
  • · Replies 3 ·
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3

Eigenvalues and eigenfunctions

  • c299792458
  • · Replies 4 ·
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4

Prove P(n,m): m+n=n+m for Natural Numbers

  • sli10126
  • · Replies 2 ·
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2