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

How do I determine if a set is a subspace?

  • Shackleford
  • · Replies 2 ·
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2

Double integral with trig and square root terms

  • madeinmsia
  • · Replies 14 ·
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14

Differential Equations - Variation of Parameters problem

  • Nubcakes
  • · Replies 2 ·
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2

Is a Set of Invertible Matrices a Subspace?

  • Maxwhale
  • · Replies 2 ·
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2

Poisson distribution for ICU admissions over one and two days

  • cse63146
  • · Replies 2 ·
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2

Curvature, More of a cross product question really.

  • RyanSchw
  • · Replies 5 ·
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5

Why does an odd function integrate to zero over a symmetric interval?

  • kingwinner
  • · Replies 9 ·
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9

Is There an Inner Product on R^2 Matching the Norm |x1| + |x2|?

  • jimmypoopins
  • · Replies 1 ·
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1

Are unit lower triangular 3×3 matrices a vector space?

  • Maxwhale
  • · Replies 2 ·
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2

Is the Product of a Convergent Series and a Bounded Sequence Also Convergent?

  • squaremeplz
  • · Replies 1 ·
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1

Viewing angle maximization with movie screen height and distance

  • Hellsing834
  • · Replies 2 ·
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2

Finding an annihilator operator

  • bcjochim07
  • · Replies 2 ·
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2

Related rates - ladder sliding down a wall physics question

  • Circularity
  • · Replies 2 ·
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2

What is the Solution for x'(t) - x^2 = 1 given x(0) = 1?

  • brollysan
  • · Replies 6 ·
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6

Permutation Conjugation and Order

  • fk378
  • · Replies 2 ·
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2

Can a Finite Group Be Expressed as the Product of Two Subsets?

  • boombaby
  • · Replies 5 ·
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5

What Does KW Represent in the Context of a Permutation Module?

  • Office_Shredder
  • · Replies 4 ·
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4

Proving Non-Normality: A_4 in S_4

  • fk378
  • · Replies 1 ·
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1

What does the 2 mean in (a-b)² = a² - 2ab + b² when a - b = 1 in an ideal?

  • futurebird
  • · Replies 2 ·
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2

"Bijective Function: Is It Bijective?

  • CarmineCortez
  • · Replies 2 ·
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2

Does the Series 1/[(ln(n))^ln(n)] Converge?

  • ryeager
  • · Replies 3 ·
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3

Understanding row and column space

  • FourierX
  • · Replies 3 ·
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3

Proving the Convergence of (y_n) Given a Properly Divergent Sequence (x_n)

  • ILikePizza
  • · Replies 5 ·
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5

Finding the Correct Solution to an Integral in Quantum Mechanics

  • jbowers9
  • · Replies 4 ·
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4
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6

Sketching Hyperbolas in Quadric Surfaces

  • JeffNYC
  • · Replies 1 ·
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1

Ricky Bobby Views Mona Lisa at Louvre

  • ldbaseball16
  • · Replies 1 ·
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1

Number of Elements in Basis Sets for V: Prove It!

  • FourierX
  • · Replies 3 ·
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3

Integral of sqrt(2 - x^2) dx using trigonometric substitution

  • -JammyDodger-
  • · Replies 6 ·
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6

Integrating Trigonometric Functions with Evasive Substitutions

  • Rory9
  • · Replies 3 ·
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3
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2

Calculating Half-Life and Radioactive Decay

  • kbutto
  • · Replies 4 ·
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4

Linear programming with multiple variables

  • marazmatika
  • · Replies 1 ·
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1

2D Distance between 3D line segments

  • ScottB
  • · Replies 7 ·
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7
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1

Do Diagonals Always Confirm a Quadrilateral is Convex?

  • mathstudent88
  • · Replies 2 ·
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2

Series Convergence Test for 2 < x < 10: Value of X in a Series

  • duki
  • · Replies 5 ·
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5

The line tangent to a curve, no derivative

  • icantadd
  • · Replies 4 ·
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4

Representation of vectors by basis is Unique

  • FourierX
  • · Replies 2 ·
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2

What is the average power being expended?

  • keemosabi
  • · Replies 2 ·
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2

Sum of the infinite series 405-270+180-120+80

  • duki
  • · Replies 1 ·
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1

Evaluate this indefinite integral

  • EvilBunny
  • · Replies 5 ·
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5

Are Trig Identities Needed for This Derivative Problem?

  • asdfsystema
  • · Replies 4 ·
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4

Limit similar to differentiation

  • Diffy
  • · Replies 2 ·
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2

What is the maximum likelihood estimator for a given density function?

  • sara_87
  • · Replies 1 ·
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1

Matrix word and elementary row reduction rules

  • subopolois
  • · Replies 3 ·
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3

How Does Integration by Parts Prove This Real Analysis Identity?

  • steelphantom
  • · Replies 3 ·
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3

GRE 9367 Problem #38 (Summations + Limits)

  • moo5003
  • · Replies 5 ·
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5

Using Parseval's theorem to prove ∑(1/n⁴) = π⁴/90

  • TFM
  • · Replies 2 ·
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2

Solving a Nonlinear Differential Equation

  • mark126
  • · Replies 1 ·
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1

How do you solve a linear differential equation using an integrating factor?

  • roshan2004
  • · Replies 1 ·
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1

How Can You Approximate 8.1^(1/3) Using a Tangent Line?

  • Neil6790
  • · Replies 4 ·
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4

Linear Algebra: Linear Transformation Problem

  • Ertosthnes
  • · Replies 3 ·
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3

Congruences between a square and itself

  • Pascal's Pal
  • · Replies 1 ·
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1

Find a permutation representation

  • fk378
  • · Replies 8 ·
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8

Short webpage title: Proving Equal Angles on a Parabolic Reflector

  • phil ess
  • · Replies 2 ·
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2

Finding a and n when 7 × 10^6 ÷ a × 10^n = 8.75 × 10^9

  • abey_27
  • · Replies 2 ·
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2

Help with derivative problems I'm struggling with

  • asdfsystema
  • · Replies 17 ·
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17

Integrating sec x dx: Multiply by \frac{tan x + sec x}{tan x + sec x}

  • JFonseka
  • · Replies 4 ·
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4

Prove Inequality using Mean Value Theorem

  • Khayyam89
  • · Replies 3 ·
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3

Using fsolve in Matlab to Solve a System of Trigonometric Equations

  • yellowsubmari
  • · Replies 2 ·
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2

Finding bounds for limit of (2^n + 3^n)^(1/n) using squeeze theorem

  • pzzldstudent
  • · Replies 12 ·
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12

Linear Algebra: Shilov. Hyperplanes

  • mrb
  • · Replies 1 ·
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1

Continuity in Normed Vector Spaces

  • e(ho0n3
  • · Replies 16 ·
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16

Sequences ratio test, intro to real analysis

  • Geekster
  • · Replies 1 ·
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1

Number of Isomorphisms f from G to G' of Order 8 Cyclic Groups

  • sutupidmath
  • · Replies 1 ·
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1

Solve sin y = .814 - 7.718 * sin x: y = 24.079

  • Craig is Lege
  • · Replies 1 ·
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1

How to show functions are linearly dependent?

  • mikehibbert
  • · Replies 9 ·
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9

Derivatives of Rational Powers

  • Alexstre
  • · Replies 1 ·
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1

Converting parametric to cartesian equation

  • roam
  • · Replies 11 ·
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11

Partial derivative of on-axis potential for a charged ring

  • krugertown
  • · Replies 7 ·
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7

Mean value theorem(mvt) to prove the inequality

  • Khayyam89
  • · Replies 1 ·
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1

Derivative word problem. Tricky

  • phil ess
  • · Replies 2 ·
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2

Proving the nth derivative of sin 4x + cos 4x

  • Khayyam89
  • · Replies 3 ·
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3

Is R a Commutative Ring if xx=x for all x in R?

  • boombaby
  • · Replies 8 ·
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8

Does Subring Inherit Same Multiplicative Identity?

  • boombaby
  • · Replies 2 ·
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2

Coefficient of term in expansion

  • Gwilim
  • · Replies 2 ·
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2

Probabilty Distribution (Poisson Distribution)

  • Daniel323
  • · Replies 1 ·
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1

Proving f(x) has a limit at all points not odd

  • angelpsymon
  • · Replies 3 ·
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3

Symmetry with respect to a circle

  • mrbohn1
  • · Replies 4 ·
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4

Finding null space of a given matrix

  • Maxwhale
  • · Replies 8 ·
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8

Finding the 6-decimal Root of e^-x=lnx in [1,2]

  • shadowman187
  • · Replies 2 ·
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2

Two questions regarding integrating items

  • TFM
  • · Replies 24 ·
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24

Finding the derivative of T(y) and optimizing area

  • shadowman187
  • · Replies 1 ·
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1

Min max using partial derivatives

  • StephenDoty
  • · Replies 1 ·
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1

What is the Symbol for Restricted Function?

  • futurebird
  • · Replies 2 ·
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2

Indefinite Integral of e raised to a negative fraction

  • MathMan09
  • · Replies 1 ·
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1

Differential Equation Integral.

  • PFStudent
  • · Replies 2 ·
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2

Some GRE Math subject exam questions

  • JasonJo
  • · Replies 11 ·
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11
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1

Solving for area using an integral (intro to parametric curves)

  • demersal
  • · Replies 1 ·
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1

Is Every Subset a Subspace in Vector Spaces of Functions?

  • NeroBlade
  • · Replies 1 ·
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1

How Can You Prove the Boundary of a Set in Topology?

  • LMKIYHAQ
  • · Replies 4 ·
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4
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1

Numerical Differentiation: Difference approximation on numerical data

  • Daria_Imparo
  • · Replies 2 ·
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2

Solving Derivatives Problem: Find Point on y=1-x^2

  • rabar789
  • · Replies 2 ·
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2

Series solutions for three differential equations

  • WTBash
  • · Replies 1 ·
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1

Topology question; derived pts and closure

  • Unassuming
  • · Replies 3 ·
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3

Convergence or Divergence of a Series with Multiplication Terms?

  • fiziksfun
  • · Replies 7 ·
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7

How Do You Find All Ring Homomorphisms for Specific Mappings?

  • phyguy321
  • · Replies 9 ·
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9