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

Integrating square roots with trig function and constant inside

  • Compaq
  • · Replies 4 ·
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4

LaPlace Transformations to Solve Ordinary Differential Equations

  • Mike86
  • · Replies 4 ·
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4

How to write the preimage of a union proof more clearly

  • uncledub
  • · Replies 9 ·
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9

Find volume using disk/washer/shell method

  • kari82
  • · Replies 5 ·
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5

Solving Minimization Problem w/ Lagrange Multipliers

  • numberthree
  • · Replies 1 ·
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1

Proofs with continuity and absolute values

  • mscbuck
  • · Replies 1 ·
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1

Probability inequality : Is the following always true?

  • michonamona
  • · Replies 2 ·
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2

Finding the K for the limit of a sequence

  • Design
  • · Replies 2 ·
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2

Convergence of the series sum log(n/(n+1))

  • mohabitar
  • · Replies 4 ·
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4

Non-Linear DiffEq: Solve y''+(y')2+1=0

  • frozenguy
  • · Replies 5 ·
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5

Is Any Carmichael Number Divisible by a Perfect Square Greater Than 1?

  • CornMuffin
  • · Replies 1 ·
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1

Proving Discontinuity of f(x,y) = xy / (x^2 + y^2) at (0,0)

  • Design
  • · Replies 1 ·
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1

Proving |HK| = |H||K|/|H∩K| in Group Theory

  • rakalakalili
  • · Replies 2 ·
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2

Finding derivative of Trig. Functions

  • DTA
  • · Replies 1 ·
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1

I want check my answer in derivatives (part 2)

  • r-soy
  • · Replies 3 ·
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3

Linear Transformations of Matrices

  • schmidtc89
  • · Replies 5 ·
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5

What is the maximum profit for the new camera invention?

  • jcrane
  • · Replies 2 ·
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2

Derivatives, Sin and Cos, Rate of Change, Tangent Lines

  • JackieAnne
  • · Replies 2 ·
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2

Is There a Typo in Willard's Definition of an Ordered Pair?

  • malicx
  • · Replies 4 ·
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4

Taylor Series Expansion - Don't understand how to use

  • jumbogala
  • · Replies 6 ·
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6

Finding underdamped system response to unit step with convolution integral

  • ganondorf29
  • · Replies 1 ·
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1

If g^(-1)(k) has 2 elements, prove g^(-1)(m) has 3 for some m

  • saquibaa
  • · Replies 2 ·
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2

Can Linear Independence be Proven with Given Information?

  • zohapmkoftid
  • · Replies 1 ·
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1

Open and closed intervals and real numbers

  • reb659
  • · Replies 7 ·
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7

A problem with a power rule proof

  • madah12
  • · Replies 1 ·
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1

How do you parametrize the unit square in the complex plane?

  • Raziel2701
  • · Replies 5 ·
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5

What Is the Solution to sinh(x) = 1?

  • kd001
  • · Replies 4 ·
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4

What does the notation bk mean in this vector identity?

  • makhoma
  • · Replies 3 ·
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3

Nullity of the trace of a matrix

  • JKCB
  • · Replies 5 ·
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5

Find an equation for the horizontal tangent to the curve y=x-3root x

  • r-soy
  • · Replies 4 ·
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4
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2

Is there a faster way to do this matrix problem?

  • TheFerruccio
  • · Replies 5 ·
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5

How do I calculate the rate of water being pumped into an inverted conical tank?

  • rkennedy9064
  • · Replies 2 ·
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2
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6

Finding the Taylor Series of f(x) = x/(2+x)

  • chemnoob.
  • · Replies 4 ·
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4

Prove that SU(n) is closed and bounded

  • RickilusSmith
  • · Replies 3 ·
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3

MATLAB ode45 error: vector length mismatch in system of ODEs

  • btbam91
  • · Replies 2 ·
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2

What are the Boundary Conditions for Solving a Wave Equation?

  • blalien
  • · Replies 3 ·
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3

Mean Value Theorem - which values satisfy it question

  • htoor9
  • · Replies 1 ·
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1

Boolean Equation simlification

  • stosw
  • · Replies 1 ·
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1

Cauchy integral formula with partial fractions and higher-order poles

  • jjangub
  • · Replies 7 ·
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7

Second derivatives using implicit differentiation

  • Telemachus
  • · Replies 3 ·
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3

Can the intersection over a finite set be written as a sum?

  • Raziel2701
  • · Replies 3 ·
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3

Finding eigenbasis and diagonalization

  • TheFerruccio
  • · Replies 2 ·
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2

Probability question on raffle

  • BrownianMan
  • · Replies 3 ·
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3

Convergence of series with power sums in numerator and denominator

  • chemnoob.
  • · Replies 5 ·
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5

Is Convergence Possible for ejjej ejjej?

  • Simkate
  • · Replies 8 ·
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8

Why Does Integrating 2/x Yield Different Results?

  • ryan8888
  • · Replies 6 ·
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6

Find the shortest distance between two lines:

  • Simkate
  • · Replies 1 ·
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1

Proving Congruence Classes: [a][b]=1 iff gcd(a,n)=1

  • Juanriq
  • · Replies 3 ·
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3

Prove the equality : Multivariable chain rule problem

  • michonamona
  • · Replies 2 ·
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2

Converting limits in trigonometric substitution with x = sec(θ)

  • Badgerspin
  • · Replies 3 ·
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3

Very tricky double integration problem

  • jcook735
  • · Replies 11 ·
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11

Probability independent variable question

  • robertdeniro
  • · Replies 3 ·
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3

A local path connectedness problem

  • radou
  • · Replies 7 ·
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7
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7

Proof including a one to one function

  • aesailor
  • · Replies 1 ·
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1

Convergence of Sequence xn=nabn and Lim of P(n)/(a^n) = 0

  • RKermanshahi
  • · Replies 4 ·
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4

Direction fields: Don't understand them.

  • MitsuShai
  • · Replies 15 ·
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15

I want check my answer in derivatives (part 1)

  • r-soy
  • · Replies 1 ·
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1

Use mathematical induction to prove:

  • nddewaters
  • · Replies 7 ·
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7

Showing W belongs to span of {X, Y, Z} when linearly dependent

  • theRukus
  • · Replies 2 ·
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2

Second Derivative of Trigonometric Functions

  • tad.confused
  • · Replies 11 ·
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11

Lagrange Multipliers Question?

  • TheSpaceGuy
  • · Replies 7 ·
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7

Are k-forms tensors or tensor fields?

  • logarithmic
  • · Replies 1 ·
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1

How Do You Evaluate the Integral of e^x from 0 to 3 ln2?

  • KAISER91
  • · Replies 2 ·
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2

Interesting Parabola: Learn About t Slope and dx/dt Properties

  • srfriggen
  • · Replies 4 ·
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4

Questions in derivatives I want to check my answer

  • r-soy
  • · Replies 2 ·
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2

The Set U: Proving Non-Emptiness and Upper Bound

  • silvermane
  • · Replies 3 ·
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3

Find the sum of a sequence, then prove with induction

  • darksteel88
  • · Replies 4 ·
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4

Newton's Law of Cooling differential equation

  • Keldroc
  • · Replies 3 ·
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3

Calculating Volume of Parallelpiped

  • Lancelot59
  • · Replies 3 ·
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3

Does the Sequence Sn = {0 if n is even, -1 if n is odd} Converge?

  • missavvy
  • · Replies 5 ·
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5

How find the 3 value of x by using Calculator

  • r-soy
  • · Replies 3 ·
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3

How Does the Power Set Size Double with Each Additional Element?

  • Samuelb88
  • · Replies 5 ·
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5

Implicit Derivative of this Function

  • k_squared
  • · Replies 4 ·
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4

Partial derivatives of multivariable functions f, g, h

  • pointassist30
  • · Replies 2 ·
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2

A connected ordered set in the order topology

  • radou
  • · Replies 3 ·
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3

Proving the identity is the unique idempotent element in a group

  • Juanriq
  • · Replies 2 ·
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2

Proof involving limit of derivative

  • ptolema
  • · Replies 1 ·
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1

Prove that F is discontinuous at every rational number

  • michonamona
  • · Replies 7 ·
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7

Maximizing Intercepted Lengths in a Right Triangle Inscribed in a Circle

  • ptolema
  • · Replies 2 ·
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2

Proving that (x+y)/2 Belongs to Interior of S in Vectorspace

  • robertdeniro
  • · Replies 10 ·
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10

Differential calcuals basic first year

  • obaid
  • · Replies 1 ·
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1

Combining Exponential Distributions for Concession Stand Wait Times

  • rhyno89
  • · Replies 1 ·
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1

Apparently easy Chain Rule Problem

  • rambo5330
  • · Replies 4 ·
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4

Vector Functions: Show Limit as t Goes to a

  • aesailor
  • · Replies 3 ·
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3

Path connectedness of open connected subsets of R^2

  • radou
  • · Replies 13 ·
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13

Telescoping series: does ∑1/((n+1)(n+2)) equal 1 or 1/2?

  • Je m'appelle
  • · Replies 3 ·
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3

Locate and Classify Singularities

  • jjangub
  • · Replies 2 ·
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2

Vector functions traveling along space curves

  • aesailor
  • · Replies 1 ·
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1

Proving the normalizer of a prime order subgroup in S(p)

  • hermanni
  • · Replies 4 ·
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4

Brachistochrone problem derivation steps 23-24

  • Shackleford
  • · Replies 4 ·
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4

Simple probability proof about limits

  • hermanni
  • · Replies 2 ·
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2
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4

Proving f(z) is a continuous function in the entire complex plane

  • lonewolf999
  • · Replies 4 ·
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4

Finding the loci represented by arg(z1/z2) = pi/2

  • thomas49th
  • · Replies 17 ·
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17

Why is the nth derivative of x to the n power equal to n factorial?

  • madah12
  • · Replies 9 ·
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9

Frobenius Equation 1: Almost there

  • Saladsamurai
  • · Replies 1 ·
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1
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2