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

What am I doing wrong? - Linear Differential Equations

  • lelandsthename
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2
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7

Trigonometry Review: Conflict Answer, Probably Me

  • CougarXLS
  • · Replies 4 ·
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4

Integrating Exponentials with Coefficients

  • JFonseka
  • · Replies 2 ·
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2

How do you express a matrix as the product of elementary matrices?

  • theneedtoknow
  • · Replies 8 ·
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8

Proving the identity of the field

  • playa007
  • · Replies 2 ·
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2

Roots of a equation with complex numbers

  • subopolois
  • · Replies 4 ·
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4

Solving Limit Involving Logarithms

  • Revelation
  • · Replies 1 ·
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1

Comparing Eigenvalues for Sarah & Janie: Is It Compatible?

  • summer
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4

Area under Curve: Find x-intercept & y-intercept

  • uradnky
  • · Replies 2 ·
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2

Linear Operator/transformation Help

  • Spraypaint
  • · Replies 10 ·
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10

What is the limit of the expression (3sqrt{n})^(1/2n)?

  • shannon
  • · Replies 1 ·
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1

Divergence and curl rule simplification?

  • Durato
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1

Noncommutative group with twelve elements.

  • Reid
  • · Replies 6 ·
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6

How Many Congruences Exist for Isosceles Triangle ABC?

  • mathstudent88
  • · Replies 6 ·
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6

Calculating large sums without Calculator (with sin)

  • pivu0
  • · Replies 9 ·
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9

Radial Acceleration of Point on Planet: Calculate Using v^2/r

  • portillj72
  • · Replies 5 ·
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5

How Do You Solve Trig Identity Manipulations?

  • Andrusko
  • · Replies 3 ·
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3

Finding f(x) for f'(x)f(x) = f'(x) + f(x) + 2x^3 + 2x^2 - 1

  • viciousp
  • · Replies 2 ·
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2

Proving the Commutativity of a Ring with R satisfying a^2 = a

  • playa007
  • · Replies 1 ·
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1

Is This a Poisson or Binomial Random Variable?

  • lordy12
  • · Replies 1 ·
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1

Probability Problem 1: Sum of Bernoulli Random Variables

  • lordy12
  • · Replies 3 ·
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3

Linear Algebra: Hermitian Matrices

  • Niles
  • · Replies 4 ·
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4

Finding the Laurent Series for 1/(x+3) around x=2

  • MrGandalf
  • · Replies 3 ·
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3

What is the Fourier series for a periodic function over [-\pi,\pi]?

  • TFM
  • · Replies 3 ·
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3

How Can I Evaluate the Infinite Series (1/y!) for y = 0 to Infinity?

  • kingwinner
  • · Replies 9 ·
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9

Continuous, bounded, and not uniform?

  • icantadd
  • · Replies 5 ·
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5

Converting F to Cartesian Coordinates

  • DarkSamurai
  • · Replies 3 ·
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3

How to Show Sequence is Cauchy for n in the Naturals

  • Unassuming
  • · Replies 13 ·
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13

Solving Fractional Exponent with Elementary Laplace

  • 2RIP
  • · Replies 4 ·
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4

Finding Distance Traveled with Given Acceleration and Initial Velocity

  • uradnky
  • · Replies 1 ·
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1

How to Solve a Nonhomogeneous 2nd Order DE with a Constant Term?

  • Sean77771
  • · Replies 1 ·
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1

Drawing a Gradient Field: f(x,y)=xy^2

  • stanford1463
  • · Replies 2 ·
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2

2 Problems. 1 regarding implicit differentiation

  • Neil6790
  • · Replies 1 ·
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1

What Mistakes Did I Make in My Calculus Homework?

  • computerex
  • · Replies 1 ·
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1

Understanding the Maclaurin Series for Trigonometric Functions

  • nicolette2413
  • · Replies 4 ·
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4

1st order differential equation

  • Firepanda
  • · Replies 1 ·
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1

Solving an Integral Involving sqrt(1-x^2) and cos(Theta)^2

  • Sheneron
  • · Replies 1 ·
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1

Number of functions from one set to another

  • parelem
  • · Replies 1 ·
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1

Is My Laplace Transform Correct?

  • majesticman
  • · Replies 2 ·
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2

Proof Set Theory: A, B, C, X, Y in E

  • poutsos.A
  • · Replies 11 ·
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11

What is the Closest Point to a Compact Set in a Metric Space?

  • CarmineCortez
  • · Replies 2 ·
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2

Proving Equality of Orders in Group Isomorphisms

  • SNOOTCHIEBOOCHEE
  • · Replies 5 ·
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5

Solve Quantum Physics Limit: tan(ax)/x → 0 as x→∞

  • maria clara
  • · Replies 5 ·
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5

Ideas for 1st order Non-Linear DE

  • awetawef
  • · Replies 1 ·
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1

Solve Eigenvector Equation: Prove Roots are Scalars

  • student85
  • · Replies 4 ·
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4

Trigonometric identities for integral problem

  • student85
  • · Replies 3 ·
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3

Calc 3 Factoring a Trig equation

  • lukasz08
  • · Replies 1 ·
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1

Solving quadratic inequalities and absolute values

  • meeklobraca
  • · Replies 8 ·
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8

R with the cocountable topology is not first countable

  • mrbohn1
  • · Replies 3 ·
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3

Weighted verage of two variables with minimal variance

  • sara_87
  • · Replies 4 ·
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4

First Order Differential Equation Problem

  • th3plan
  • · Replies 3 ·
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3

Exponential forms of cos and sin

  • Dough
  • · Replies 7 ·
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7

The sum of an infinite geometric series

  • meeklobraca
  • · Replies 5 ·
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5

Understanding the First Part of an Inequality Factorial

  • Unassuming
  • · Replies 1 ·
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1

Simple differential equation -

  • mikehibbert
  • · Replies 19 ·
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19

Proving that gcd(a,b) = 1 when am + bn = 1

  • CarmineCortez
  • · Replies 2 ·
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2

Proving R is Not a Domain: A Counterexample Approach

  • playa007
  • · Replies 2 ·
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2

What is the volume of a sand pile using double and triple integrals?

  • suhaimi
  • · Replies 3 ·
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3
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5

Finding the range of the trace

  • torquerotates
  • · Replies 1 ·
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1

How many mappings are there for a finite set of elements?

  • mwest
  • · Replies 4 ·
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4

How Does the Mean Value Theorem Prove an Inequality Involving Tan^-1?

  • r34racer01
  • · Replies 3 ·
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3

Find the lowest n from N that satisfies:

  • Eliva
  • · Replies 11 ·
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11

Calculating P(U-3 < 4.33 sqrtV) Using t Distribution

  • dim&dimmer
  • · Replies 2 ·
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2

Showing that a matrix is invertible

  • lubricarret
  • · Replies 16 ·
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16

Improper Integral Problem (I just want to check my answer)

  • jrmed13
  • · Replies 1 ·
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1

Laplace & Inverse Laplace Transforms

  • 2RIP
  • · Replies 3 ·
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3

Multivariable Limit (Definition of Derivative)

  • altcmdesc
  • · Replies 1 ·
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1

Second Order Differential Equation

  • Rake-MC
  • · Replies 10 ·
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10

What is the derivative of y=e^square root of 1+tan(sinx)?

  • susan__t
  • · Replies 2 ·
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2

Binary Search Comparison Recurrence Relation: Solve and Prove Solution"

  • Gear2d
  • · Replies 5 ·
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5

Optimizing surface area of a silo

  • elitespart
  • · Replies 8 ·
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8

Parallel Vector Fields

  • JasonJo
  • · Replies 4 ·
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4

Fredholm equation of the second kind

  • danbone87
  • · Replies 5 ·
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5

What Do the Symbols in These Vector Field Equations Represent?

  • TFM
  • · Replies 3 ·
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3

Find sqrt( 2 + sqrt( 2 + sqrt( 2 + )))

  • sara_87
  • · Replies 3 ·
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3

Solve Summation Problem: \Sigma^{4}_{k=0} \stackrel{1}{k^{2}+1}

  • Geekchick
  • · Replies 3 ·
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3

Is SR an Equivalence Relation When SR=RS?

  • estra
  • · Replies 7 ·
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7

Unit Tangent Vector at a Point

  • Wildcat04
  • · Replies 6 ·
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6

Derivative Question: Finding Velocity of a Pie in Motion

  • possum30540
  • · Replies 2 ·
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2

Usual and taxicab metric topologies

  • Unassuming
  • · Replies 7 ·
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7

Factorising Polynomial for Control Engineering Problem

  • ineedmunchies
  • · Replies 2 ·
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2

Critical Numbers and Intervals for f(x)=sin2x over [pi, 2pi]

  • renob
  • · Replies 3 ·
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3

I with this finding a centroid of a triangle

  • rock.freak667
  • · Replies 2 ·
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2

Solution of the Cauchy-Euler equation

  • Schmoozer
  • · Replies 5 ·
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5

How Does Repeated Substitution Solve the Recurrence Relation f(n)?

  • Ad2d
  • · Replies 3 ·
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3
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1

Non-homogeneous Difference Equations

  • Daniel323
  • · Replies 3 ·
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3

Proving Inner Product with Hermitian Adjoint: A_hat

  • mkt
  • · Replies 1 ·
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1

Differential Equation Roadblock

  • jinksys
  • · Replies 2 ·
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2

Solving Related Rates Prob: Check Work w/ Hemispherical Bowl

  • elitespart
  • · Replies 4 ·
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4

Satisfying trig equations between (0,2pi)

  • banfill_89
  • · Replies 1 ·
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1

Proving Unboundedness of {xn} with [(n+1)/n]^3 - n^3

  • sara_87
  • · Replies 1 ·
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1

Integrating Gaussian functions with erf

  • bigevil
  • · Replies 1 ·
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1

What is the Radius When Area and Circumference Rates are Equal?

  • DollarBill
  • · Replies 2 ·
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2

How many points do the graphs of y=x^{12} and y=2^x intersect?

  • jjou
  • · Replies 4 ·
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4

Find the sum of the possible of values of the least side triangle

  • ritwik06
  • · Replies 3 ·
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3

Finding the Formula for An: A Linear Algebra Challenge

  • roam
  • · Replies 12 ·
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12

Solving Equations with [itex] ||x||_1=1[/tex]: Help Needed

  • dirk_mec1
  • · Replies 1 ·
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1