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Differential Equations

Mixed approximation vs. full approximation for a power series expansion
6.8K threads
Undergrad Mixed approximation vs. full approximation for a power series expansion
Graduate Get equation that describes set of measured values
  • mr02077
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16
High School Derivatives: Solving a Substitution Error on MathsIsFun
  • kolleamm
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3
High School Difference between integral and a function
  • kolleamm
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4
Undergrad Question about gradient, tangent plane and normal line
  • zollen
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1
High School What form of calculus needs to be used?
  • SirHall
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9
Undergrad How Does Summing Cubic Expansions Reveal the Formula for Sum of Squares?
  • sleepwalker27
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4
Extrema of function - What is λ?
  • mathmari
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2
Graduate Gradient Divergence of Nabla Operator Defined
  • LagrangeEuler
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2
Smallest Distance $P(-8,4)$ to Line $y=6x$ at Origin
  • karush
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2
231.12.3.19 angle between vectors
  • karush
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3
High School Confusion between ##\theta## and ##d\theta##
  • ubergewehr273
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8
Converge or Diverge? Proving I & II Limits
  • Umar
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2
Undergrad Solving Riemann Sum Problem: Integral of x^x
  • MAGNIBORO
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6
231.13.3.75 Find the center of R
  • karush
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2
Undergrad Can I use the mean value theorem to prove that f>g for all x in (a,b)?
  • Dank2
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10
Undergrad How do I apply Chain Rule to get the desired result?
  • bwest121
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4
Undergrad Prove ln(x) <= x-1 for positive x
  • Dank2
  • · Replies 9 ·
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9
206.08.05.44 partial fraction decomposition
  • karush
  • · Replies 6 ·
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6
Undergrad Numerical Derivative Formula: X's Not Same Distance
  • ddddd28
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2
Limits with the natural logarithm
  • Yankel
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3
Undergrad Which topics from precalc are essential for calc 3?
  • annoyinggirl
  • · Replies 7 ·
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7
Undergrad Why Must Epsilon Be Greater Than Zero in Sequence Limits?
  • Shlomi93
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5
Solve Limit with Square Root: \[\lim_{x\rightarrow -\infty }\sqrt{x^{2}+3}+x\]
  • Yankel
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2
High School Where Did I Go Wrong in Calculating the Kinetic Energy of an Asteroid Impact?
  • newjerseyrunner
  • · Replies 17 ·
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17
Rate of Water Rise in Cone-Shaped Vessel
  • markosheehan
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3
Undergrad Chain rule and change of variables again
  • jonjacson
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3
Rigorous definition of "Differential"
  • HamedBegloo
  • · Replies 7 ·
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7
206.07.05.88 Int rational expression
  • karush
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6
Indefinite integration involving exponential and rational function
  • juantheron
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1
Focusing on the I in I don't want to do this anymore
  • karush
  • · Replies 8 ·
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8
Undergrad Visual interpretation of Fundamental Theorem of Calculus
  • cask1
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5
Undergrad Kronecker Delta and Gradient Operator
  • maxhersch
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1
Limit Product Evaluation: $\displaystyle \infty$
  • juantheron
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2
What is the Range of the Function f(x) = (1+x)^0.6 / (1+x^0.6) for x in [0,1]?
  • juantheron
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2
S4.854.13.5.47 Find symmetric equations, angle between the planes
  • karush
  • · Replies 4 ·
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4
Show 2 functions have the same anti-derivative
  • NoWay1
  • · Replies 4 ·
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4
Graduate Moments of normal distribution
  • senobim
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4
Undergrad Using symbolic logic to learn calculus
  • bluemoonKY
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10
Is x^(2/3)(5/2-x) a Continuous Function for All Values of x?
  • tmt1
  • · Replies 2 ·
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2
Graduate Gaussian distribution characteristic function
  • senobim
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2
How Do You Differentiate $\frac{x \sqrt{x^2+1}}{(x+1)^{2/3}}$?
  • karush
  • · Replies 7 ·
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7
242.2q.3 Find the derivative (1+ln{(t))/(1-ln{(t))
  • karush
  • · Replies 2 ·
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2
Area of Rectangle: Calculating with x=1.0 & x=1.5
  • needOfHelpCMath
  • · Replies 2 ·
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2
Finding Moment of Inertia for Solids: Sphere, Cylinder & Cone
  • richatomar
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2
Are the Given Planes Parallel, Perpendicular, or Intersecting at an Angle?
  • karush
  • · Replies 4 ·
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4
How to Integrate $\frac{1}{x(lnx)^2}$ Using $u$-Substitution
  • karush
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1
Mass of a Torus in Spherical Coordinates
  • pamsandhu
  • · Replies 1 ·
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1
What is the value of the triple integral for the given solid and region?
  • pamsandhu
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1
Undergrad Is (u,v) = (x square - x, x+1) a Parametric Form of a Parabola?
  • roberto dona
  • · Replies 2 ·
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2
Power series solution for Log(1+x)
  • ssh
  • · Replies 8 ·
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8
Undergrad Why are functions not differentiable at holes?
  • CuriousBanker
  • · Replies 10 ·
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10
What is the Solution to the Complex Sum \sum_{n>1} \frac{3n^2+1}{(n^3-n)^3}?
  • anemone
  • · Replies 3 ·
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3
High School Why is the use of absolute value in vector norms a matter of preference?
  • mech-eng
  • · Replies 15 ·
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15
How Do You Evaluate the Integral of a Rational Function?
  • karush
  • · Replies 6 ·
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6
Undergrad How do we compute an integral with a dot product inside ?
  • mamadou
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2
205.o8.14} what is the velocity when t=3
  • karush
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4
S6.803.12.5.9 are lines parallel?
  • karush
  • · Replies 1 ·
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1
Graduate Deriving Expression for Differentiation and Summation in Special Case
  • mahmud_dbm
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1
Find x for Differentiability of |x2-4x+3|
  • Yankel
  • · Replies 6 ·
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6
S6.793.12.4.27area of a parallelogram
  • karush
  • · Replies 4 ·
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4
S6.802.12.5.5 Find a vector equation and parametric equations
  • karush
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3
Solving Trigonometric Limits: \[\lim_{x\rightarrow 1},\lim_{x\rightarrow -1}\]
  • Yankel
  • · Replies 3 ·
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3
Undergrad Analysis of a general function with a specific argument
  • Quireno
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12
S6.793.12.4.33 Find the volume of the parallelepiped
  • karush
  • · Replies 3 ·
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3
Graduate Chain rule - legendre transformation
  • sgh1324
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1
S6.194.4.12.4.29 Find a nonzero vector orthogonal to plane
  • karush
  • · Replies 11 ·
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11
Finding the x-value of Max, Min, & Inflexion Point
  • markosheehan
  • · Replies 1 ·
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1
Undergrad Question about definite and indefinite integrals
  • jonjacson
  • · Replies 9 ·
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9
Stationary Points of x-2xsinx: 0-3pi
  • markosheehan
  • · Replies 1 ·
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1
Undergrad Deriving the volume of a sphere using semi-circles
  • FeynmanFtw
  • · Replies 5 ·
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5
What is the integral of $\frac{x^2-1}{\sqrt{2x-1}}$?
  • karush
  • · Replies 5 ·
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5
Undergrad How Can You Integrate x-Squared Without the Fundamental Theorem of Calculus?
  • observer1
  • · Replies 22 ·
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22
High School What does it mean when a limit is finite
  • elixer akm
  • · Replies 4 ·
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4
Undergrad Should we consider negative axis when finding the volume?
  • Phys12
  • · Replies 3 ·
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3
Undergrad Finding a branch of a function in the unit disk
  • TheCanadian
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13
Undergrad Integrating sqrt(x) cos(sqrt(x)) dx
  • Phys12
  • · Replies 8 ·
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8
205_o6_05 How long does it take a rock falling from rest to reach a velocity
  • karush
  • · Replies 5 ·
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5
Deriving expressions using double angle formula?
  • kjeanch
  • · Replies 1 ·
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1
F is continuous if and only if f is continuous at 0
  • mathmari
  • · Replies 2 ·
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2
Is Set M1 Convex? A Proof Using Mathematical Induction
  • mathmari
  • · Replies 2 ·
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2
Graduate Why can't I use contour integration for this integral?
  • ShayanJ
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5
Undergrad What is the difference between these two approaches?
  • Vitani11
  • · Replies 4 ·
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4
S6.12.3.17 Find the angle between the vectors
  • karush
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2
S6.12.3.35 Find the unit vectors
  • karush
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2
Calculating the limits without the L'Hospital rule
  • mathmari
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2
S6.12.25 find v in component form
  • karush
  • · Replies 2 ·
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2
Limit of function containing integer part
  • mathmari
  • · Replies 4 ·
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4
Undergrad Heaviside Function: Clarifying H(x-a) & H(a-x)
  • Sudhir Regmi
  • · Replies 10 ·
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10
Undergrad Why Do Implicit Differentiation Results Differ When Multiplying by x or y?
  • ilikesoldat
  • · Replies 4 ·
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4
How Does a 1% Increase in Dimensions Affect the Volume of a Slab?
  • abhay1
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1
AP.6.1.1 A region is bounded between the graphs
  • karush
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3
Undergrad PDE, heat equation lambda =,<,> 0 question
  • kevin_tee
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1
High School How were differential equations for SIR Models calculated?
  • Sam Donovan
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3
Is This Trig Substitution Correct for This Integral?
  • tmt1
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2
Undergrad Establishing Limits for x in Green's Theorem Practice Questions
  • King_Silver
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3
Undergrad Convergence of Taylor series in a point implies analyticity
  • crick
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1
S6.12.11 Find an equation of the sphere
  • karush
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2
Integral that converges or diverges?
  • tmt1
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2
Divergent or Convergent Integral
  • tmt1
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2
Does expression equal 0 when value approaches 0?
  • tmt1
  • · Replies 2 ·
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2