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Solving Nonlinear Differential Equations for Air Drag in One Dimension
- FrogPad
- · Replies 4 ·
Proof Error: Missing Link at n^4 Term
- Link
- · Replies 3 ·
Little confussed (Mean Value Theorem)
- powp
- · Replies 5 ·
Optimization: page margins and ladder length
- Baps
- · Replies 3 ·
Minimize surface area of cylinder with hemispheres, volume 12 cm³
- griffon
- · Replies 2 ·
Is the Derivative of e^(x-1) Simply e^(x-1)?
- Kristi
- · Replies 13 ·
Find Area Below Graph with Calculus: A Lab Tutorial
- interXdragon
- · Replies 1 ·
Proving Finite Scalar Series for V and T in L(V)
- Pearce_09
- · Replies 1 ·
Proving Angle DBA + Angle DBC = 180: A Challenge!
- Pearce_09
- · Replies 1 ·
Are All Real-Valued Functions with Zeros Zero Divisors?
- 1800bigk
- · Replies 11 ·
Method of undetermined coefficients for difference equations
- Benny
- · Replies 2 ·
Newton-Raphson method with two x values
- LakeMountD
- · Replies 2 ·
Proving Limit of f:R->R Exists at All Points
- Icebreaker
- · Replies 6 ·
I would be ever so greatful if (finite decimal expansions)
- Natasha1
- · Replies 2 ·
Proving a Conjecture by Induction
- Link
- · Replies 4 ·
Rearrangement of infinite series
- happyg1
- · Replies 5 ·
Solving Lagrange Multiplier Question: Find Nearest Point to Origin
- elle
- · Replies 6 ·
How many ways can 2005 be expressed as a sum of three primes?
- aloudon5
- · Replies 1 ·
Vectors and Lines - Confirmation
- vg19
- · Replies 1 ·
Constructing an Increasing Sequence to Prove a Limit is Positive Infinity
- Icebreaker
- · Replies 1 ·
Calculating the Number of Permutations in the Symmetric Group of Degree 2n
- Zurtex
- · Replies 7 ·
Limit of an Expression with Multiple Variables Approaching Zero
- twoflower
- · Replies 12 ·
Why isn't the cross product working?
- mr_coffee
- · Replies 6 ·
Probability solve the expression P(2n+4,3) = 2/3P(n+4,4) for n
- six789
- · Replies 3 ·
Derivative of sin^3x - Is it 3(sinx)^2 * cosx?
- gr3g1
- · Replies 1 ·
Show if Odd n-cycles Equal Conjugacy Classes A_n
- abm
- · Replies 1 ·
How Many Batting Orders Can Include the Pitcher Batting Last?
- six789
- · Replies 2 ·
Does s_N = (1/N)cos(Nπ) → 0 imply the series converges?
- standardflop
- · Replies 14 ·
Finding the Second Derivative of a Cubic Function
- gr3g1
- · Replies 2 ·
Max Volume Hard: Find x,y,z for Maximum Volume
- dagg3r
- · Replies 4 ·
Basis, kernal, image, transformation, etc (not a hard one)
- rad0786
- · Replies 27 ·
Triangle with inscribed circle
- klawesyn28
- · Replies 4 ·
Compare formulas for sums of k, k(k+1), and k(k+1)(k+2)
- Natasha1
- · Replies 5 ·
Does int_0^1 2x^3 ln(x)dx equal -1/8 or not
- LinkMage
- · Replies 8 ·
Finding d²y/dx² for siny = 2sinx using implicit differentiation
- GregA
- · Replies 9 ·
How Do You Solve This Challenging ODE Involving a Constant?
- bomba923
- · Replies 1 ·
Why is ∫ 1/√(-x) dx equal to -2√(-x), not 2√(-x)?
- LinkMage
- · Replies 3 ·
What is the derivative of f(e^(2x)) with respect to x?
- Erzeon
- · Replies 7 ·
How Do You Differentiate an Equation Involving Arcsin?
- mlowery
- · Replies 4 ·
Show that y = a tan³ψ given s = a sec³ψ - a
- Focus
- · Replies 12 ·
Finding Derivative, but wrong sign
- gr3g1
- · Replies 2 ·
Evaluating Riemann Integrals of f(x)=x^k where k>1 is an Integer
- abm
- · Replies 1 ·
Proof of Identity: $\phi(P+Q)=\int_{\partial D}\phi \nabla \phi \cdot \n \ds$
- Tony11235
- · Replies 2 ·
How Do You Determine the Center of an Osculating Circle in 3D Space?
- Pengwuino
- · Replies 2 ·
How to Simplify This Complex Algebraic Expression?
- Natasha1
- · Replies 7 ·
Can two row equivalent matrices have different solution spaces?
- Benny
- · Replies 2 ·
Solving an Initial Value Problem for Acceleration: Finding s at t = 1 sec
- Sedm
- · Replies 6 ·
One more ? proving subspaces
- chantella28
- · Replies 1 ·
Finding a Basis and Dimension of Set W in R^4
- chantella28
- · Replies 4 ·
Is sin^2x and (sinx)^2 the same?
- gr3g1
- · Replies 6 ·
Fourier Series and Convergence for f(x) = 1 and g(x) = x on the Interval [0, pi]
- stunner5000pt
- · Replies 3 ·
Prove Fourier Series Limit: Integral of Ln(x) Sin(nx)
- stunner5000pt
- · Replies 1 ·
What is the correct method for solving a homogeneous ODE with substitution?
- Beer-monster
- · Replies 9 ·
Solve 2^27841 mod 34 by Hand: Discrete Math Problem Solution
- raross
- · Replies 4 ·
Proving Lattice Property in Dual Posets: A Discrete Math Question
- socratesg
- · Replies 2 ·
Determining Basis for Eclidean Topology on R Squared
- Iuriano Ainati
- · Replies 3 ·
Integrate tan(x/2)·(cosec x + cot x)² from a differential equation
- Selectron
- · Replies 4 ·
Series solution to 2x²y'' + 3xy' - y = 0 with index shifts
- Benny
- · Replies 6 ·
Proving Equivalence Relation for xRy: x-y is an Integer on Real Numbers
- Kamataat
- · Replies 2 ·
Finding the direction vector with only direction angles
- nicole
- · Replies 1 ·
Why would the rref(A) * x still be 0 when A * x is 0?
- jtm
- · Replies 4 ·
Solving a Problem with Relative Change: A 5% Increase in Radius
- powp
- · Replies 6 ·
How Do You Calculate Confidence Intervals for Route Preferences?
- nickelanddimed
- · Replies 1 ·
How Do I Solve a Second Derivative Using Implicit Differentiation?
- GregA
- · Replies 4 ·
Volume within sphere x²+y²+z²=4, above plane, below cone z=√(x²+y²)
- amcavoy
- · Replies 5 ·
Abstract Algebra (Normal Subgroups)
- mattmns
- · Replies 8 ·
Is the Mathematical Constant e Really Between 2 and 3?
- Karlsen
- · Replies 1 ·
How to remember trig derivatives and their inverses
- Physics is Phun
- · Replies 3 ·
Give change for any amount greater than $ab-a-b using only $a,$b w/ gcd(a,b)=1
- wendylg
- · Replies 4 ·
Interval Halving - Solve f(x)=x^3+2x^2+pi(x)-(square root of 2)
- ranger1716
- · Replies 1 ·
Normal subgroups, isomorphisms, and cyclic groups
- hgj
- · Replies 11 ·
Finding the Matrix Transformation for Averaging Previous Elements in a Series
- john425
- · Replies 4 ·
Using the first derivative test on f(x) = sin x/(1 + cos² x)
- physics_ash82
- · Replies 4 ·
Arc length integrals, BAC-CAB formula, and vector identities
- JasonJo
- · Replies 5 ·
What Are the Properties of f(x) with Critical Points at f'(-1) and f'(1)?
- JustinJS
- · Replies 5 ·
Can a series of nonnegative numbers converge conditionally?
- happyg1
- · Replies 2 ·
Liouville Formula Proof: Det(exp(A))=exp(tr(A))
- Diophantus
- · Replies 2 ·
How Do You Prove the Summation Formula for 1/(4k^2 - 1)?
- Natasha1
- · Replies 2 ·
Finding eigenvalues and eigenvectors of A⁻¹ from A's eigenvalues
- brad sue
- · Replies 2 ·
Can the fraction 484/243 be simplified further?
- Natasha1
- · Replies 13 ·
Inf Series, Summations with k, k^2 to get Summation of k(k+1)
- Natasha1
- · Replies 6 ·
Is P = P² the definition of a projection operator?
- Stephan Hoyer
- · Replies 2 ·
Power method convergence rates and eigenvalue estimation
- pinodk
- · Replies 1 ·
Solution for these Differential equations
- Reshma
- · Replies 11 ·
How Do You Solve an Augmented Matrix with Infinite Solutions Using Vectors?
- kamui8899
- · Replies 1 ·
Inverse function of sin , cos and tan
- ngkamsengpeter
- · Replies 23 ·
Proving Identities with 0 < a in R
- Nusc
- · Replies 7 ·
Finding all automorphisms of Z_10
- 1800bigk
- · Replies 1 ·
Solving Complex No. Query with Geometric Series and Double Angle Formulae
- sachi
- · Replies 3 ·
Proving Uniform Continuity for Functions with a<1
- Icebreaker
- · Replies 7 ·
Finding coefficient d in characteristic polynomial with one triple real root
- roryhand
- · Replies 1 ·
Non sequential proof by induction
- Link
- · Replies 1 ·
Calculating Average Distance from Origin to Curve Integral
- sibiryk
- · Replies 5 ·
Restrictions on Alpha for Validity of Laplace Transform Solution
- Hoplite
- · Replies 14 ·
How can I integrate x/(x^2 + ax + a^2)?
- Swatch
- · Replies 3 ·
Does a neighborhood definition capture what limits really mean?
- daniel_i_l
- · Replies 3 ·
Is it possible to integrate this?
- LinkMage
- · Replies 4 ·
Why does the exponent n work when substituting in this e limit?
- Nerpilis
- · Replies 2 ·
Lucas Numbers and Generating Functions
- Johnny Numbers
- · Replies 4 ·