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

Proving Continuity of a Multivariable Function Using Inequalities

  • Maraduke
  • · Replies 1 ·
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1

How can I use the annihilator method to solve for 4e-2t*cos(2t)?

  • Roni1985
  • · Replies 2 ·
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2

Proving Non-Continuity at (0,0) for f(x,y) = |xy|

  • math2010
  • · Replies 15 ·
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15

Probability Problem Using Formula for Combinations

  • Shoney45
  • · Replies 9 ·
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9

Hypergeometric distribution with 12 refrigerators and 6 examined

  • Shoney45
  • · Replies 2 ·
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2

Maximum/Minimum - hints or pictures?

  • Carl_M
  • · Replies 2 ·
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2
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1

Proof of transformational symmetry

  • Hendrick
  • · Replies 1 ·
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1

Linear Transformation Algebra: Is My Work Correct?

  • Dustinsfl
  • · Replies 8 ·
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8

Tangent, Horizontal and Vertical Lines at the Pole

  • IntegrateMe
  • · Replies 1 ·
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1

Fibonacci numbers with negative indices?

  • morbius27
  • · Replies 1 ·
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1

Partial Differentiation with 2 variables

  • Lonely Lemon
  • · Replies 1 ·
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1

Points of intersection with polar equations

  • n00neimp0rtnt
  • · Replies 2 ·
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2

What does the notation f_zx mean in partial differentiation?

  • likearollings
  • · Replies 4 ·
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4

Poisson approximation for standard deviation with rare gene carriers

  • Shoney45
  • · Replies 15 ·
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15

Non-homogeneous 1st order diff equation

  • becca1989
  • · Replies 2 ·
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2

Using pdf to find the Probability of a range

  • rhyno89
  • · Replies 2 ·
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2

Linear programming/planning problem

  • dunga
  • · Replies 1 ·
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1

How to use geometrical interpretation to prove an inequality?

  • stanley.st
  • · Replies 1 ·
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1

How Do You Apply the Heaviside Function in Green's Function Solutions?

  • sassie
  • · Replies 1 ·
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1

Linear algebra - Kernal and Range

  • sweetiepi
  • · Replies 7 ·
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7

Getting the argand with De Moires theorem

  • thomas49th
  • · Replies 2 ·
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2

What Are Cyclic, Abelian, and Non-Abelian Groups?

  • Kate2010
  • · Replies 3 ·
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3

Variation of Parameters, system of equations

  • Linday12
  • · Replies 2 ·
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2

Papuss's Theorem for Surface Areas

  • Larrytsai
  • · Replies 1 ·
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1

Wave Eqn: Show v(x,t)=u(x,t)-ue(x) Satisfies Wave Eqn

  • tuan43
  • · Replies 5 ·
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5

Finding time and speed at which skydiver hits the ground

  • andrey21
  • · Replies 6 ·
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6

Cardinality of Transcendental Numbers

  • kingwinner
  • · Replies 14 ·
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14

Average Values of Functions on Intervals

  • Tiome_nguyen
  • · Replies 1 ·
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1

Complex numbers - need confirmation

  • Mentallic
  • · Replies 3 ·
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3

How Do You Determine the Algebraic Multiplicity of an Eigenvalue?

  • dlevanchuk
  • · Replies 1 ·
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1

Calculating Deceleration Using Calculus

  • shableep
  • · Replies 3 ·
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3

U substitution for integral of arcsin x?

  • Jimmy84
  • · Replies 2 ·
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2

Changing equilibrium equations from cartesian to polar

  • rafehi
  • · Replies 5 ·
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5

Evaluate the double integral by converting to polar coordinates

  • alanthreonus
  • · Replies 3 ·
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3

Proving the Discontinuity of the Dirac Function

  • Aroma2010
  • · Replies 3 ·
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3

Undetermined Coefficients, more than one term on RHS

  • Linday12
  • · Replies 4 ·
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4

Is a Tangent Line Possible in a Cubed Function?

  • Mejiera
  • · Replies 6 ·
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6

Derivative Notation: Is y'=\frac{dy}{dx} Correct?

  • PhysicsMark
  • · Replies 4 ·
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4
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2

How to integrate sqrt(9x^2-1) with an integration table

  • heighme
  • · Replies 2 ·
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2

Tangent lines to Parametric Equation

  • Bear_B
  • · Replies 4 ·
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4

Finding Initial Velocity from Rate, Distance, and Time

  • bhoover05
  • · Replies 2 ·
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2

Discrete Math Problem : Mathematical Induction

  • GoGoDancer12
  • · Replies 7 ·
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7

Finding slope of tangent line to f(x)=x³+x at (2,10) algebraically

  • Mejiera
  • · Replies 1 ·
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1

Proving R1 ∪ R2 is a partial order on A1 ∪ A2

  • Testify
  • · Replies 1 ·
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1

Definitite integrals involving sin and cos.

  • tuite
  • · Replies 5 ·
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5

Maxima and Minima on surfaces in three dimensional space

  • theno1katzman
  • · Replies 9 ·
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9

Finding 3 planes that intersect at point (3,4,5)

  • silentfire
  • · Replies 3 ·
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3

Proving uniform convergence theorems with function sequences

  • spenghali
  • · Replies 4 ·
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4

Square root involving complex number

  • hypothesis
  • · Replies 3 ·
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3

Integrating y with respect to x in dy/dx=x-y

  • computerex
  • · Replies 4 ·
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4

Partial Fractions for \int \frac{2x+1}{4x^2+12x-7}dx

  • nameVoid
  • · Replies 1 ·
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1

Finding coordinates in 3 dimensions.

  • nhartung
  • · Replies 6 ·
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6

Find the exact value of c for which f is continuous on its domain

  • Charismaztex
  • · Replies 6 ·
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6

Prove that cos:R->[-1,1] is continuous at every a∈R

  • Charismaztex
  • · Replies 1 ·
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1
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2

Solution: Show ui=vi if u0=v0 in Difference Equations

  • simmonj7
  • · Replies 5 ·
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5

Differential equation for loan balance with interest and monthly payments

  • annoymage
  • · Replies 3 ·
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3

How to find the rate of decrease of water height in a tank

  • psymple
  • · Replies 1 ·
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1

Projectile motion vector problem

  • nadroj51590
  • · Replies 6 ·
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6

Integral Involving Trigonometric Functions with Varying Arguments

  • Joshk80k
  • · Replies 5 ·
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5

What is the equation of this curve?

  • phantomcow2
  • · Replies 4 ·
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4

Linear Algebra - Linear Independence/Dependence

  • Pete_01
  • · Replies 3 ·
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3

T-cyclic Operator - linear algebra

  • redyelloworange
  • · Replies 3 ·
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3

Residue of a ratio of polynomials

  • PAR
  • · Replies 2 ·
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2

Probability density function of dice

  • rhyno89
  • · Replies 2 ·
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2

Maximize volume of a rectangular box

  • theno1katzman
  • · Replies 9 ·
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9

Averaging, integral of special function

  • psl86
  • · Replies 2 ·
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2

What are the results of integrating the dot and cross products of two vectors?

  • yusukered07
  • · Replies 6 ·
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6
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5

Verify tanh(z/2) identity for complex numbers

  • getcarter
  • · Replies 9 ·
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9

Computing Fourier Series for a Piecewise Function

  • Knissp
  • · Replies 2 ·
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2

Prove Complex Conjugate: z=cisθ

  • _wolfgang_
  • · Replies 2 ·
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2

Solving Initial Value Problem for Exponential Growth

  • Precursor
  • · Replies 1 ·
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1

Integrating x(2x+1)^8 using u-substitution

  • ibysaiyan
  • · Replies 1 ·
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1

Which sequences converge quadratically vs linearly?

  • muso07
  • · Replies 4 ·
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4

Maclaurin series for square root (1+x)

  • hangainlover
  • · Replies 4 ·
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4

Expression a vector in different basis

  • fluidistic
  • · Replies 8 ·
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8

Induction Questions: Proving Statements and Solving Problems

  • moocav
  • · Replies 3 ·
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3

Solving Integration by Parts with a Reduction Formula

  • Slimsta
  • · Replies 1 ·
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1

Differential equations, qualitative solution

  • MaxManus
  • · Replies 6 ·
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6

Finding complex zeroes of cosh(z) from real-variable expression

  • fredrick08
  • · Replies 4 ·
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4

Heat equation eigenvalues with boundary conditions u_x(0,t)=u(0,t)

  • tkwan
  • · Replies 10 ·
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10

Exponential complex number question

  • thomas49th
  • · Replies 5 ·
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5

What is the Metric for Convergence in Cartesian Product of Metric Spaces?

  • CornMuffin
  • · Replies 3 ·
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3

Set Theory (Proof): Show E is Open/Closed

  • CornMuffin
  • · Replies 1 ·
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1

Finding the sum of an infinite series

  • jspectral
  • · Replies 5 ·
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5
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2

Standard topology and discrete topology

  • ideas
  • · Replies 2 ·
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2

Evaluate the dot and cross product integrals of two vector functions

  • yusukered07
  • · Replies 7 ·
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7

Finding b so that y = 10x is tangent to y = e^(bx)

  • Dustinsfl
  • · Replies 10 ·
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10

Limits of Sequences: a,b>0, n→∞

  • cauchy21
  • · Replies 1 ·
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1

Evaluating Expressions with Kronecker Delta

  • Hendrick
  • · Replies 1 ·
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1
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1

Proving Im(\frac{1-e^{i(n+1)\theta}}{1-e^{i\theta}})

  • Mentallic
  • · Replies 12 ·
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12

Finding the General Solution for a Non-Linear ODE: y' = sqrt(2x-y)

  • Esker
  • · Replies 8 ·
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8

Solving ((y^2)+xy+1)dx+((x^2)+xy+1)dy=0 Using Exact Equations

  • TheFirstOrder
  • · Replies 2 ·
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2

How Do You Find the PDF of a Ratio of Exponential Random Variables?

  • dionysian
  • · Replies 1 ·
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1

Vector Integration: Solving \int_{S}\int n dS = 0 on Closed Surfaces

  • yusukered07
  • · Replies 9 ·
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9