Calculus Forum

Join experts in discussion of calculus topics. This may include topics on Elementary functions, Calculating limits, derivatives and integrals. Optimization problems and Homework help is available.

Threads

Undergrad Integrating Sec^3(x) without Absolute Value

  • Mr Davis 97
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2

Graduate Get equation that describes set of measured values

  • mr02077
  • · Replies 16 ·
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16

High School Derivatives: Solving a Substitution Error on MathsIsFun

  • kolleamm
  • · Replies 3 ·
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3

High School Difference between integral and a function

  • kolleamm
  • · Replies 4 ·
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4

Undergrad Why is the gradient used for the normal line to a surface?

  • zollen
  • · Replies 1 ·
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1

High School What form of calculus needs to be used?

  • SirHall
  • · Replies 9 ·
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9

Undergrad Why does summing (k+1)³ - k³ give (n+1)³ - 1?

  • sleepwalker27
  • · Replies 4 ·
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4

Extrema of function - What is λ?

  • mathmari
  • · Replies 2 ·
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2

Graduate Gradient Divergence of Nabla Operator Defined

  • LagrangeEuler
  • · Replies 2 ·
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2

Smallest Distance $P(-8,4)$ to Line $y=6x$ at Origin

  • karush
  • · Replies 2 ·
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2

231.12.3.19 angle between vectors

  • karush
  • · Replies 3 ·
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3

High School Confusion between ##\theta## and ##d\theta##

  • ubergewehr273
  • · Replies 8 ·
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8

Proving convergence or divergence of sequences with (-1)^(n+1)

  • Umar
  • · Replies 2 ·
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2

Undergrad Solving Riemann Sum Problem: Integral of x^x

  • MAGNIBORO
  • · Replies 6 ·
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6

231.13.3.75 Find the center of R

  • karush
  • · Replies 2 ·
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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
  • · Replies 10 ·
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10

Undergrad How do I apply Chain Rule to get the desired result?

  • bwest121
  • · Replies 4 ·
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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
  • · Replies 2 ·
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2

Limits with the natural logarithm

  • Yankel
  • · Replies 3 ·
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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
  • · Replies 5 ·
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5
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2

High School Relativistic kinetic energy equation giving impossible velocity

  • newjerseyrunner
  • · Replies 17 ·
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17

Rate of Water Rise in Cone-Shaped Vessel

  • markosheehan
  • · Replies 3 ·
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3

Undergrad Chain rule and change of variables again

  • jonjacson
  • · Replies 3 ·
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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
  • · Replies 6 ·
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6

Indefinite integration involving exponential and rational function

  • juantheron
  • · Replies 1 ·
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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
  • · Replies 5 ·
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5

Undergrad Kronecker Delta and Gradient Operator

  • maxhersch
  • · Replies 1 ·
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1

Limit Product Evaluation: $\displaystyle \infty$

  • juantheron
  • · Replies 2 ·
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2
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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
  • · Replies 4 ·
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4

Undergrad Using symbolic logic to learn calculus

  • bluemoonKY
  • · Replies 10 ·
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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
  • · Replies 2 ·
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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

Finding rectangle area with function values at x=1.0 and x=1.5

  • needOfHelpCMath
  • · Replies 2 ·
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2

Moment of inertia for sphere, cylinder, cone with same density

  • richatomar
  • · Replies 2 ·
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2
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4

How to Integrate $\frac{1}{x(lnx)^2}$ Using $u$-Substitution

  • karush
  • · Replies 1 ·
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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
  • · Replies 1 ·
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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
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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
  • · Replies 2 ·
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2

205.o8.14} what is the velocity when t=3

  • karush
  • · Replies 4 ·
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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
  • · Replies 1 ·
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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
  • · Replies 3 ·
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3
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3

Undergrad Analysis of a general function with a specific argument

  • Quireno
  • · Replies 12 ·
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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
  • · Replies 1 ·
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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, and inflection point

  • markosheehan
  • · Replies 1 ·
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1

Undergrad Why use the same integral symbol for 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
  • · Replies 13 ·
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13

Undergrad Integrating sqrt(x) cos(sqrt(x)) dx

  • Phys12
  • · Replies 8 ·
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8
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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
  • · Replies 5 ·
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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
  • · Replies 2 ·
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2

S6.12.3.35 Find the unit vectors

  • karush
  • · Replies 2 ·
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2

Calculating the limits without the L'Hospital rule

  • mathmari
  • · Replies 2 ·
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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 Are H(x-a) and H(a-x) the same or different?

  • 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
  • · Replies 1 ·
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1

AP.6.1.1 A region is bounded between the graphs

  • karush
  • · Replies 3 ·
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3

Undergrad PDE, heat equation lambda =,<,> 0 question

  • kevin_tee
  • · Replies 1 ·
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1

High School How were differential equations for SIR Models calculated?

  • Sam Donovan
  • · Replies 3 ·
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3

Trig substitution for integral of 1/(x√(x²+16))

  • tmt1
  • · Replies 2 ·
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2

Undergrad Establishing Limits for x in Green's Theorem Practice Questions

  • King_Silver
  • · Replies 3 ·
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3

Undergrad Convergence of Taylor series in a point implies analyticity

  • crick
  • · Replies 1 ·
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1

S6.12.11 Find an equation of the sphere

  • karush
  • · Replies 2 ·
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2

Integral that converges or diverges?

  • tmt1
  • · Replies 2 ·
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2

Divergent or Convergent Integral

  • tmt1
  • · Replies 2 ·
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2