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 My Epsilon-Delta Proof of Product Limits Valid?

  • razegfx
  • · Replies 9 ·
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9

For every rational number, there exists sum of two irrational numbers

  • ckwn87
  • · Replies 6 ·
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6

Proving an equation related to order of derivatives

  • madah12
  • · Replies 11 ·
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11

((x^2)+1)^2 using substitution

  • Sidthewall
  • · Replies 5 ·
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5

Another differentiation problem

  • b521
  • · Replies 2 ·
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2

What is the Derivative of a Cubic Function with a Given Value of x?

  • b521
  • · Replies 2 ·
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2

Differentiation of log function

  • b521
  • · Replies 2 ·
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2

Proving the Commutativity of a Group with Abstract Algebra

  • stihl29
  • · Replies 3 ·
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3

Calculating the Inverse Matrix with Variables: A Non-Singular Case

  • SpiffyEh
  • · Replies 22 ·
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22

Integrating e^x(x+1)lnx Using Integration by Parts

  • BrownianMan
  • · Replies 2 ·
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2

Linear Algebra - Basis for a row space

  • jinksys
  • · Replies 2 ·
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2

Differentiation-dont really get the question

  • pat666
  • · Replies 11 ·
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11

What Determines the Basis of a Vector Space Spanned by Given Vectors?

  • jinksys
  • · Replies 6 ·
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6

Trying to understand binary entropy function

  • joebloggs
  • · Replies 4 ·
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4

Calculating the Limit: $\lim_{x\to0}\frac{\sin x-x }{x^3}$

  • MHD93
  • · Replies 4 ·
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4

Inverse of (I+vv') with Norm(v)<1 | Matrix Homework Question

  • tennishaha
  • · Replies 3 ·
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3
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1

Find the general indefinite integral

  • phillyolly
  • · Replies 1 ·
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1

Finding the Total Number of Sheep in a Circular Pen

  • vorcil
  • · Replies 4 ·
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4

Find the general indefinite integral.

  • phillyolly
  • · Replies 2 ·
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2

For G=GL(2,R), for f, show that f is not an inner automorphism

  • mathnerd1
  • · Replies 3 ·
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3

Linear Algebra - State the value of each unknown

  • jinksys
  • · Replies 2 ·
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2

Lin Alg - Find the basis and dimension

  • jinksys
  • · Replies 2 ·
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2

Second Degree Equations, xy nonzero, rotation of axes question

  • Asphyxiated
  • · Replies 1 ·
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1

Expectation of an absolute value

  • kungal
  • · Replies 1 ·
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1

A logarythmic/exponential equation where x is the exponent

  • Ryker
  • · Replies 11 ·
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11

Finding the Area Under f(x) with Definition 2

  • phillyolly
  • · Replies 10 ·
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10

Why Does Multiplying by 3/4 Affect the Solution in Maximizing Q=xy?

  • Nawz
  • · Replies 1 ·
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1

What Is the Smallest Element of Set S in Induction Principle Homework?

  • annoymage
  • · Replies 6 ·
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6

Calculating critical points and classifying them

  • Gekko
  • · Replies 1 ·
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1

Evaluate the integral by interpreting it in terms of areas

  • phillyolly
  • · Replies 6 ·
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6

Critical Point Classification: Inconclusive Hessian

  • Gekko
  • · Replies 1 ·
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1
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1

Integral velocity/time problem

  • phillyolly
  • · Replies 6 ·
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6

Eigenvectors from complex eigenvalues

  • zfolwick
  • · Replies 2 ·
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2

Differential vs derivative explained

  • Asphyxiated
  • · Replies 7 ·
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7

Another Indefinite Integral question

  • neshepard
  • · Replies 4 ·
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4

Mapping D* onto a Triangle: Investigating One-to-One Functions

  • der.physika
  • · Replies 3 ·
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3

Multiple Linear Regression (2 factors, 1 output)

  • ChaoticLlama
  • · Replies 1 ·
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1

Maximizing Pipe Length: Solving a Horizontal Carry Dilemma

  • Slimjimjohnso
  • · Replies 7 ·
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7

Integrals involving trig substitution

  • Chandasouk
  • · Replies 3 ·
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3

Theorem about cosets - what am I doing wrong

  • murmillo
  • · Replies 13 ·
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13

Mean Value Theorem: Prove Injective on [a,b]

  • SpY]
  • · Replies 1 ·
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1

How Do You Apply the Cylindrical Shells Method for Rotating a Bounded Region?

  • nlsherrill
  • · Replies 5 ·
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5

Solving Integral Equation with Laplace Transform

  • MisterMan
  • · Replies 6 ·
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6

Linear Algebra - Eigenvalues/Eigenvectors?

  • KIDRoach
  • · Replies 7 ·
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7

Find the eigenvalues of this matrix

  • zfolwick
  • · Replies 12 ·
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12

Lin Algebra - Find a basis for the given subspaces

  • jinksys
  • · Replies 6 ·
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6

Indefinite integral homework problem

  • neshepard
  • · Replies 5 ·
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5

Find a formula for 1, 3, 6, 10, 15, 21,

  • annoymage
  • · Replies 5 ·
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5

Integrals involving trig functions

  • Chandasouk
  • · Replies 4 ·
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4

Proving Continuity of x^2 using Delta-Epsilon Argument

  • Daveyboy
  • · Replies 11 ·
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11

Gradients and Tangents to Level Curves

  • Quincy
  • · Replies 6 ·
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6

Linear Algebra - Number of vectors in a basis

  • jinksys
  • · Replies 4 ·
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4

If (a,b,c) is a Basis of R3 , Does (a+b,b+c,c+a) also a Basis of R3

  • ThankYou
  • · Replies 6 ·
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6

Vector Calculus Question (I don't understand)

  • der.physika
  • · Replies 3 ·
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3

Help in a equation I'm going to use for the intel competition

  • xdrgnh
  • · Replies 5 ·
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5

Is my Proof for Proving g is Injective on (a,b) Correct?

  • K29
  • · Replies 2 ·
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2

Delta-Epsilon Proofs: Finding d for f(x)+g(x)=6

  • zooxanthellae
  • · Replies 2 ·
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2

Linear algebra identities of inverse matricies/transpose

  • SpiffyEh
  • · Replies 1 ·
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1

Understanding Endpoints & Overestimation/Underestimation of a Function

  • phillyolly
  • · Replies 2 ·
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2

Inverse of the matrix of a linear transformation

  • alias
  • · Replies 2 ·
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2

Finding the Sum of a Convergent Series with Partial Fractions

  • jwxie
  • · Replies 3 ·
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3

Convengence of gemoetric squence

  • jwxie
  • · Replies 9 ·
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9

What is the flaw in the statement about T and how can it be corrected?

  • Jamin2112
  • · Replies 4 ·
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4

Figure out summation(x^2) in summation equation[Simple]

  • giddy
  • · Replies 5 ·
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5

Proof of complex number identity

  • Gameowner
  • · Replies 2 ·
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2

Prove Integral of 1/(t^2+a^2) = 1/a tan-1(t/a) + c

  • Sidthewall
  • · Replies 22 ·
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22

Calculating Mean and Variance of a Normal Distribution

  • jinx007
  • · Replies 1 ·
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1

Differentiability of f(x+y)=f(x)f(y)

  • WaterPoloGoat
  • · Replies 13 ·
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13

Problem about work done by the vector: F

  • makyol
  • · Replies 1 ·
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1

Understanding the Controversy: Simplifying 0^0 in Calculus

  • Null_
  • · Replies 5 ·
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5

Calculating Residium of Complex Integral |z|=1

  • nhrock3
  • · Replies 3 ·
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3

Expanded Form of Sigma Notation Problem

  • phillyolly
  • · Replies 9 ·
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9

Is my linear algebra proof correct?

  • Buri
  • · Replies 6 ·
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6

Do Fourier Coefficients Decay with Increasing n?

  • s_j_sawyer
  • · Replies 3 ·
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3

Integration: Rationalizing and then Partial Fractions

  • mickellowery
  • · Replies 1 ·
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1

Is the Function f(x) = x/(1-x^2) Surjective on Its Domain?

  • Poopsilon
  • · Replies 1 ·
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1

Algebra: proving an inequality

  • vers
  • · Replies 3 ·
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3

Uniform convergence of a series

  • WaterPoloGoat
  • · Replies 1 ·
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1

Use Newton’s method with the specified initial approximation x1 to find x3.

  • phillyolly
  • · Replies 3 ·
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3

Differentiation from first principles- - cant do at all

  • pat666
  • · Replies 4 ·
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4

Limit from some russian book: lmt-0 [(1+mx)^n-(1+nx)^m]/x^2

  • mateloco
  • · Replies 7 ·
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7

Linear algebra with dot product?

  • SpiffyEh
  • · Replies 6 ·
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6

How Do You Integrate 1/(1+a*cos(x))?

  • tennishaha
  • · Replies 2 ·
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2

Linear algebra - Rotations in R3

  • SpiffyEh
  • · Replies 8 ·
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8

Calculus Q: Stumped on Problem Statement & Equations

  • physics=death
  • · Replies 4 ·
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4

Limit Comparison/Comparison Test on Non-rational functions

  • chrischoi614
  • · Replies 5 ·
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5

Linear Algebra: Orthogonal basis ERG HELP

  • kickthemoon
  • · Replies 23 ·
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23

How Do You Calculate the Gradient of Multivariable Functions?

  • vorcil
  • · Replies 2 ·
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2

Differentiation - cant remember

  • pat666
  • · Replies 2 ·
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2

Maximizing Fluid Storage in a Rectangular Tank with Given Force Limit

  • liberty/death
  • · Replies 5 ·
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5

Why its not removable singular point?

  • nhrock3
  • · Replies 14 ·
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14

Rate water has to be added to Leaking cone

  • angelcase
  • · Replies 4 ·
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4

Linear algebra - Anti-Commutation Relations

  • SpiffyEh
  • · Replies 8 ·
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8
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1

The minus difference between cubes of two natural numbers is 208

  • Ryker
  • · Replies 4 ·
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4

Hard integration problem (calc 2)

  • Azi
  • · Replies 4 ·
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4

How Do You Calculate the Distance Between Vertices of a Hyperbola?

  • muddyjch
  • · Replies 1 ·
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1

Prove f is not piecewise continuous on [-1,1]

  • maupassant
  • · Replies 4 ·
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4