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.

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Prove this is not a preadditive category?

  • honestrosewater
  • · Replies 6 ·
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6

Proof for x^n-y^n=(x-y)(x^n-1+ +y^n-1)

  • moviefan91
  • · Replies 1 ·
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Solve 3D Vector Problem: Plane Parallel to ABC Containing D

  • EconStudent
  • · Replies 6 ·
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Proof function is bijective check please

  • tylerc1991
  • · Replies 7 ·
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7

Maximum Modulus Principle question

  • bachdylan
  • · Replies 1 ·
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Sketching Complex Sets Homework | Set Sketching Tips

  • Soluz
  • · Replies 1 ·
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1

Linear Transformation Equalities

  • jnava
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Question regarding integration

  • olliepower
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Combinatorics teaser (counting problem)

  • proptrader
  • · Replies 9 ·
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9

Linear Algebra - Quadratic polynomial to Matrix

  • Snoogx
  • · Replies 4 ·
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4

Finding Pivot Columns in Matrix A & Solving Ax = b

  • physmatics
  • · Replies 1 ·
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Linear Algebra (Linear Programming) Feasible solutions and extreme points.

  • Roni1985
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Prove this is a closed set/Real Analysis

  • amanda_ou812
  • · Replies 3 ·
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3

Math 115/Calc 1 Help Exponential Functions

  • bicycletren
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Particular Solutions for Non-Homogeneous Differential Equations

  • dspampi
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By multiplying both sides by P.

  • quietrain
  • · Replies 2 ·
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Horrible problem about abelian groups

  • Oster
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Finding f^-1'(2): Solving a Homework Equation

  • Joe_K
  • · Replies 4 ·
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4

Proving Abelian p-Group: gnhn = (gh)n

  • *FaerieLight*
  • · Replies 5 ·
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Interest continuously compounding with a variable prinicple

  • venik
  • · Replies 1 ·
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1

Fourier series convergence test

  • JamesGoh
  • · Replies 1 ·
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I'm not sure if this simple first day Abstract Algebra exercise is correct

  • jdinatale
  • · Replies 7 ·
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7

Solve 1st Order ODE: xyy'=x^2+3y^2, y(1)=2

  • swtjuice
  • · Replies 4 ·
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4

What is the derivative of y(x) = e^{5ix} when 5i is a complex number?

  • Trenthan
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1
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Quick Question about continuity at a point

  • tylerc1991
  • · Replies 1 ·
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Intermideate value therem question

  • nhrock3
  • · Replies 6 ·
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6

Complex analysis, graph inequality

  • Fellowroot
  • · Replies 4 ·
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4

Gradient (dot) cross product of 2 differentiable vector functions

  • rasanders22
  • · Replies 1 ·
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What Force Stops a Block from Sliding on a Frictionless Incline?

  • danpiz23
  • · Replies 7 ·
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Convergence of Sequence Summation and Limit Prove

  • l888l888l888
  • · Replies 2 ·
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Logic: Possible Typo in Textbook

  • Dembadon
  • · Replies 2 ·
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A problem with Joseph Rotman's Advanced modern Algebra

  • qinglong.1397
  • · Replies 1 ·
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Finding the Inverse of a Function with a Trigonometric Term

  • Joe_K
  • · Replies 5 ·
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Determining the equation of a 3d sphere

  • shemer77
  • · Replies 3 ·
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Are Unbounded Sets Always Unbounded When Combined?

  • peace-Econ
  • · Replies 2 ·
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Calc2: Solid of revolution about y=2 question

  • USN2ENG
  • · Replies 2 ·
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Topology of the Reals: Combining Unions into Single Intervals

  • Shackleford
  • · Replies 15 ·
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A*transpose(A) for orthonormal columns ?

  • FrogPad
  • · Replies 1 ·
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1
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So, for your problem, the correct value of f(-1) is 1/e, not e.

  • Awesomesauce
  • · Replies 5 ·
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Solving for the Variable in Curves Intersection

  • leroyjenkens
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Is \frac{1}{\sqrt{x}} uniformly continuous in (0,1)?

  • nhrock3
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How to Evaluate lim_{x->0^{+}}(1+sinx)^{\frac{1}{\sqrt{x}}}?

  • nhrock3
  • · Replies 2 ·
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How Do You Differentiate f(x) = (71+x)/(1-x)?

  • AwesomeSN
  • · Replies 2 ·
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Mean value theorem section problem

  • nhrock3
  • · Replies 1 ·
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Explanation of a simple exponent rule in a derivative problem needed

  • AwesomeSN
  • · Replies 3 ·
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3

What are the steps to solving this multivariable calculus proof?

  • sh3lF1sh
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If I is open interval, prove I is an open set

  • Shackleford
  • · Replies 2 ·
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Optimization subject to inequality constraint

  • KevinL
  • · Replies 4 ·
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Is the Solution to dx/dt=f(x) with x(0)=xo Unique?

  • l888l888l888
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Help indexed family sets proof

  • IntroAnalysis
  • · Replies 1 ·
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Principal Ideal, Polynomial generators

  • nugget
  • · Replies 3 ·
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Rational and Irrational numbers

  • Charles49
  • · Replies 3 ·
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Vector Spaces & Subspaces: Proving Addition Closure

  • abdullahkiran
  • · Replies 4 ·
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Finding Taylor Series - different Method

  • JaeKyung
  • · Replies 1 ·
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Complex roots and de Moivre's formula

  • Jonmundsson
  • · Replies 3 ·
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3

Showing Linear Subspace & Affine Subspace of Vector a in R^n

  • tk1234
  • · Replies 3 ·
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Proof By Contradiction/Case Analysis

  • doubleaxel195
  • · Replies 11 ·
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11

Convergence of a particular infinite sum

  • krissycokl
  • · Replies 3 ·
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Linear equation, span, vectors, linear systems of equations

  • tk1234
  • · Replies 4 ·
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4

Proof of Uniform Convergence on I for $\sum_{n=1}^{\infty}f_n(x)$

  • burak100
  • · Replies 1 ·
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Proving Conjugate Subgroups K=H with Prime Number of Elements

  • *FaerieLight*
  • · Replies 1 ·
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Why is this not a solution to the differential equation

  • fishingspree2
  • · Replies 8 ·
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8

Integral on Sequence: Proving Summation Equation

  • burak100
  • · Replies 10 ·
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10

A new thought and a problem |P(A)| = 1?

  • flyingpig
  • · Replies 7 ·
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Openness of continous real valued functions

  • muzak
  • · Replies 8 ·
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8

Q is closed under division or not?

  • flyingpig
  • · Replies 8 ·
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I am probably going to be killed by this course

  • flyingpig
  • · Replies 29 ·
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Taylor Polynomial Approximations (Apostol Section 7.8 #7)

  • process91
  • · Replies 10 ·
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Solving a Limit Problem: x^3-5x+6-2 < 0.2

  • CrossFit415
  • · Replies 6 ·
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Find the magnitude and the angle that it makes with the positive x-axis?

  • shemer77
  • · Replies 1 ·
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What is the Power Set of {a,b} in Relation to Subsets?

  • flyingpig
  • · Replies 6 ·
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6
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11

Existence, Uniqueness of a 1st Order Linear ODE

  • royblaze
  • · Replies 2 ·
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Positive definite matrix bounded below

  • Charles49
  • · Replies 6 ·
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6

Simple function question (Function to represent radius)

  • nukeman
  • · Replies 1 ·
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How to prove rational number is a commutative field

  • colstat
  • · Replies 4 ·
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Meaning of continuous frequency domain

  • pairofstrings
  • · Replies 2 ·
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How Do You Model a Downward-Opening Cone in Multivariable Calculus?

  • stratusfactio
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Conceptual definitions of vector topics

  • NJJ289
  • · Replies 2 ·
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Equivalence of Metrics in R^{n}

  • muzak
  • · Replies 1 ·
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1 maximal subgroup -> prime order

  • boboYO
  • · Replies 3 ·
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3
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5

Verifying Angle Between Vectors: \vec u & \vec v

  • tamtam402
  • · Replies 8 ·
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8
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Proving the Inequality of Infimums for Bounded Functions on [0,1]

  • namekyd
  • · Replies 8 ·
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Proving Non-Empty Set Theory Equations: A Solution Using Induction Method

  • CornMuffin
  • · Replies 1 ·
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Solving a Reduction of Order Homework Problem

  • Sinister
  • · Replies 1 ·
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Fourier series convergence question

  • JamesGoh
  • · Replies 1 ·
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1

Can someone check pf: If y element reals and (y+1)/(y-2)=x, then x≠1

  • IntroAnalysis
  • · Replies 1 ·
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Weak induction is equivalent to strong induction

  • wrldt
  • · Replies 1 ·
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Solving e^x=ln(x): Tips and Tricks for Complex Number Solutions

  • QuiteUnusual
  • · Replies 8 ·
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Continuity of g(x,y) = (xy)^1/3

  • pergradus
  • · Replies 1 ·
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1
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ODE, bernoulli equation -> leads to crazy integral

  • Jonnyb42
  • · Replies 14 ·
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Illustrate the definition of a limit

  • fillipeano
  • · Replies 9 ·
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9
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Proving the Derivative of Inverse Sine without Trigonometry

  • QuarkCharmer
  • · Replies 3 ·
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