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

ODE Change of Variable: Solving Separable Equations with u = y/x

  • dipole
  • · Replies 3 ·
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3

Integration of a function within another function

  • sarvesh0303
  • · Replies 2 ·
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2

Proving Boundaries: A Point and Its Neighborhoods

  • Hodgey8806
  • · Replies 15 ·
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15

FDM Heat Equation FTCS Scheme with NBC

  • Adyssa
  • · Replies 1 ·
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1

Convergence of a Taylor Series: Finding the Values of x

  • ThatOneGuy45
  • · Replies 1 ·
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1

How to correctly format proofs?

  • mharten1
  • · Replies 3 ·
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3

If the roots of a polynomial p are real, then the roots of p' are real.

  • tylerc1991
  • · Replies 5 ·
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5

Solving Epsilon Delta Proof: lim 3 as x->6 & lim -1 as x->2

  • freezer
  • · Replies 1 ·
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1

Showing a fucntion is continuous on an interval

  • k3k3
  • · Replies 5 ·
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5

Abstract Algebra, Group Question

  • srfriggen
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1

Repeating eigenvalues and diagonalizing

  • Liferider
  • · Replies 6 ·
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6

Number Theory. If d=gcd(a,b) then

  • celtics777
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1
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1

Number Theory. Argue Is not the square of an integer.

  • celtics777
  • · Replies 1 ·
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1
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7

Calculating the volume of a function that rotates around the x-axis

  • jakobs
  • · Replies 13 ·
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13

Locating Point C Given Vector AB & AC

  • Miike012
  • · Replies 18 ·
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18

Interior of a Set in a Metric Space: Explained

  • mateomy
  • · Replies 4 ·
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4

Using second Principle of Mathematical Induction Proof

  • renolovexoxo
  • · Replies 11 ·
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11

Proving r is in I if rn in I | 65 Characters

  • EV33
  • · Replies 6 ·
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6

Solving a Transcendental Equation Using a Numerical or Graphical Method

  • SHISHKABOB
  • · Replies 2 ·
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2

Linear or Nonlinear Differential Equation?

  • physicsforum7
  • · Replies 7 ·
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7

Spherical coordinates, vector field and dot product

  • Rombus
  • · Replies 5 ·
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5

Dot Product/Cross Product Interpretation, Geometric Construction

  • dr721
  • · Replies 9 ·
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9
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6

Proving Inequality for a;b;c and m;n

  • M4th
  • · Replies 15 ·
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15

Is the Equation Ax=w Consistent for A in M4,3 and w as v1+v2?

  • ykaire
  • · Replies 4 ·
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4

Induction to demonstrate n-1 is a natural number

  • chaotixmonjuish
  • · Replies 1 ·
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1

Summing i*r^(i-1) from i=1 to i=n

  • mathvision
  • · Replies 4 ·
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4

Directional derivative of a surface

  • Poley
  • · Replies 2 ·
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2

How Do You Calculate the Second Derivative of Parametric Equations?

  • stonecoldgen
  • · Replies 2 ·
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2

A belongs to b, b subset c, a not a subset of c

  • NecroWinter
  • · Replies 2 ·
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2

Differential Equation Mixing Problem

  • cowmoo32
  • · Replies 2 ·
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2

Volume integral of an ellipsoid with spherical coordinates.

  • epiclier
  • · Replies 7 ·
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7

Find the variable to make the function continuous

  • Painguy
  • · Replies 5 ·
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5

Please check my proof (in progress)

  • jhudson1
  • · Replies 6 ·
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6

Understanding Linear Algebra: Span of Vectors in R^4 Explained

  • ykaire
  • · Replies 15 ·
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15

Expressing the binomial coefficients

  • vanitymdl
  • · Replies 6 ·
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6

Are ||b||a + ||a||b and ||b||a - ||a||b always orthogonal?

  • 1MileCrash
  • · Replies 6 ·
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6
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7

Help With a Mess of a Separable Equation

  • cowmoo32
  • · Replies 5 ·
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5

Solved: Integration of x^(2n+1)e^(-x^2) (nεN)

  • Saitama
  • · Replies 5 ·
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5

Find equation of surface with a given magnitude

  • Rombus
  • · Replies 9 ·
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9

Find the residues of the function

  • DanniHuang
  • · Replies 3 ·
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3

Binomial Theorem coefficients proof

  • srfriggen
  • · Replies 2 ·
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2

How to Complete the Inductive Step in a Series Inequality Proof?

  • sbc824
  • · Replies 4 ·
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4

How to deal w/ inverse trig function within ∫(x)/((x^2-4)(√(x^4 -8)))?

  • LearninDaMath
  • · Replies 1 ·
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1

Recovering a function using the inverse fourier transform

  • hahashahid
  • · Replies 1 ·
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1

Why Does Logical Negation Change And to Or?

  • Bashyboy
  • · Replies 5 ·
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5

I am asked to find ∫xf(x^2)dx if ∫f(x)dx = 9 ?

  • LearninDaMath
  • · Replies 3 ·
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3

Standard Matrix A for Linear Transformation T: R^3 to R^4

  • mateomy
  • · Replies 5 ·
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5

Proof about identity element of a group

  • hoopsmax25
  • · Replies 4 ·
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4

Number of Pairs of Subsets in X with Unique Elements: Sets and Subsets

  • libragirl79
  • · Replies 5 ·
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5
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9

Set of points of strict increase is Borel

  • camillio
  • · Replies 4 ·
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4

Find a set of vectors that spans the subspace

  • mateomy
  • · Replies 3 ·
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3

Partial fractions for a cubic root in the denominator of integrand

  • mllamontagne
  • · Replies 6 ·
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6

Integration related to physics doubt

  • sarvesh0303
  • · Replies 9 ·
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9

Integration With Completing the Square

  • Bashyboy
  • · Replies 3 ·
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3

How Can One Prove the Area of a Triangle Formula Using Step Regions?

  • courtrigrad
  • · Replies 3 ·
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3

Use Cauchy Residue Theorem to find the integral

  • DanniHuang
  • · Replies 1 ·
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1
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9

First Order Partial Derivatives of a Function

  • Joeda
  • · Replies 31 ·
2
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31

Solving a Linear Piecewise ODE

  • Bcranger 0
  • · Replies 1 ·
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1

Upper and lower limit proof (liminf/sup)

  • Jesssa
  • · Replies 5 ·
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5

How to find verify solution to differential equation

  • digipony
  • · Replies 5 ·
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5

Prove binomial series converges for |x|<1

  • Aziza
  • · Replies 16 ·
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16

Integration involving trig functions and various powers of X

  • seanoe25
  • · Replies 5 ·
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5

Calculating Probabilities for Studying Hours in Multiple Subjects

  • libragirl79
  • · Replies 2 ·
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2
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6

What is the rank of an nxn matrix and how is it determined?

  • JonathanT
  • · Replies 2 ·
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2

Finding the intersection of two functions via linearization

  • srvs
  • · Replies 11 ·
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11

Global and local Lipschitz proof

  • Liferider
  • · Replies 1 ·
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1

Proving Discontinuity of f(x) = 1/(x^2)

  • ccsun
  • · Replies 3 ·
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3

Prove that if A is contained in some closed ball, then A is bounded.

  • Hodgey8806
  • · Replies 4 ·
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4

Is A Bounded by a Closed Ball?

  • Hodgey8806
  • · Replies 8 ·
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8

Integral of a constant function with/without endpoint

  • Flumpster
  • · Replies 8 ·
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8

Probability; 100 balls, r are red.

  • 1MileCrash
  • · Replies 6 ·
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6

Leibniz's Rule Proof With Definition of a Derivative

  • PhysicsIzHard
  • · Replies 2 ·
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2

Expressing Spherical coordinates in terms of cylindrical

  • armolinasf
  • · Replies 1 ·
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1

Solve 2nd Order Diff Eq: (-1/k^2)*(d^2y/dx^2)-y = (Q*c/P*L)*x

  • lookAtree
  • · Replies 7 ·
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7

Probablity question (confused on the pdf)

  • bennyska
  • · Replies 4 ·
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4

Math Olympiad problem - Applying induction and the pigeon hole principle

  • jdinatale
  • · Replies 1 ·
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1

Integrate d/dx f(x) with respect to x

  • brushman
  • · Replies 7 ·
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7
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3

Evaluate Complex Numbers: \sqrt{\frac{1+j}{4-8j}}

  • GreenPrint
  • · Replies 2 ·
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2
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6

Can't understand one step in derivation (partition function)

  • tomyuey938
  • · Replies 2 ·
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2

Proving n! is Greater than n^2 and n^3: Induction Proof for Integers

  • smithnya
  • · Replies 9 ·
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9

Proving n^n > 2^n *n using the Binomial theorem

  • dot.hack
  • · Replies 1 ·
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1

Inductive proof foundations of analysis

  • inovermyhed
  • · Replies 2 ·
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2

Prove that the following is a Topology. I really just want to clean it up.

  • Hodgey8806
  • · Replies 4 ·
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4

Is the Particular Point Topology Compact?

  • cragar
  • · Replies 9 ·
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9

What is the Evaluation of Complex Numbers in Rectangular or Polar Form?

  • GreenPrint
  • · Replies 14 ·
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14

Cauchy-Schwarz Inequality Proof | MathWorld Demonstration and Solution

  • fluidistic
  • · Replies 4 ·
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4

How to find lim as x -> inf. of sin(x) algebraically

  • PhizKid
  • · Replies 8 ·
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8

Finding Entire Functions Satisfying Specific Conditions

  • DanniHuang
  • · Replies 4 ·
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4

How Do You Derive the General Formula for Given Recursive Sequences?

  • lohengrin
  • · Replies 1 ·
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1

Cauchy-Riemann Conditions in Polar Coordinates

  • bluebandit26
  • · Replies 5 ·
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5

Determine the equation for the the tangent

  • Gliese123
  • · Replies 23 ·
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23