Paramaterize the parabola

Paramaterize the triangle

Permutations 3P2

Four coin tosses

Generalized Erdos-Selfridge Potential

Reading grou

Domain of ln(..)/sqrt(..)

Infinite limits

Walking away from a lamppole

Two tangents to y=x^2

Intermediate value

Recgonize a derivative

lim arctan(e^x)

Intermediate value theorem

Equalize denominators

2csc(t) - cot(t) = tan(t)


Sketch an even function q.3


x^4 cos(2/x)



Zoomed test


Geometric series: finite and infinite



integrate 1/(9+x^2)

Quiz question

Rotated about x-axis


Related rates

Implicit Diff

Implcit Diff

Inverse trig

Derivative of ln(x)

Derivatives of inverses

f(t) = t|t|

Implicit derivation

Inverse trig

Unit circle.

Inverse of y=(x+3)/(x-2)

Trigonometry practice.

Domain and range calculation

MAT 133 Pile C

2 + cos(2theta)

MAT 133 Pile B

MAT 133 Pile A

Triple integral

Area above and below

lim (sqrt(t) - t^2)/(1-sqrt(t))

Coordinate transfomations


n^n and root test

Cancelling factorials.

Radius of convergence with endpoints

Radius of convergence

Exact value of a series.


Arnold Rosenbloom

Alternating Series Test

Alternating Series and Conditional

Differential equations

NeoCirkuits with Ali

Area above and below y=c

Alternating series

Two horns

Compressing [0,4] to [0,2]

Limit comparison vs direct comparison

Limit comparison

Force field

Trig integrals

Arclength on anti-derivative

Hooke's Law

Work calculation


Special triangles

Limit of a sequence

Gabriel's Horn

Area around y-axis

Area around x-axis

Partial fractions final

Partial fractions


Comparison test

Telescoping series

Geometric series adding terms

Geometric series

Recursive sequence and divergence

Megan Shaw

x = 2 tan theta

Geometric series derivation

Partial sums of (1/2)^k

Partial sums

Changing bounds

y = sin^3 x

cos addition

Angle addition

x = sec theta

Signed vs Total Area

Trig substitutions

Partial fractions

Saddle portrait

Slices of graphs.

Andrew Peterson



Explicit demand functions

Competitive products

Competitive products

Express Int(x^2 e^(x^2)) in terms of Int(e^(x^2))

Integrate [ln(x)]^2

Volume of revolution

Partial fractions

Work with springs


Biggest cone

Window question

Horizontal slices

signed vs total





Riemann sums

Riemann sums

Riemann sum to definite integral

Riemann sum to definite integral

Average value

Formulas for sums

Riemann sums

Half-distance travelled

Piece-wise function -- Art!

Piece-wise function -- Final summation

Piece-wise function

Riemann sums

ln(x)=-x has a solution

Mean value theorem bound




Bailey's simulation problem

Pile 5 Marking

Pile 4 Marking

Pile 3 Marking

Pile 2 Marking

Pile 1 Marking

Cases and rank

Rotation matrices

Similarity and nilpotency

Hex with Jordan

Oblique asymptote

Hemi-spherical resevoir

Rolle's theorem for x^2 - 1.

Derivative of 2^x

Rolle vs IVT

Oblique of x*arctan(x)

Logarithmic differentiation.

Oblique asymptote of y=xe^(2/x)

Limit of xe^(2/x)

Logarithmic derivatives

Parallel tangents.

Basis for null(AV)

The Bus Analogy

Growing sandpile

Growing sandpile

Repeated conjugation


Im(A) = Im(AV)

Chain rule

4x3 RREF

Row reducting

Draining cone.

Sliding ladder.

Orthogonal to line.

Equidistant plane.

Null space

Implicit differentiation.

Implicit and Circle

Horizontal asymptote with roots.

Logarithmic differentiation.

Lighthouse question

Find a and b for differentiablity.

Limit of h^(1/3) sin(h).

Plane equidistant from two points

Points and spans.

Kite example


Geometry with Max.

Jeff Im

det and row operations

2x2 Diagonalization



Complex polynomial

Quadratic cos(theta)


More RREF with parameters

RREF with parameters

RREF example

Playing with trees. Rule 3.

Playing with trees. Rule 2, again.

Playing with trees. Rule 2.

Playing with trees.

Row reducing Week 5 Q3.5



Transforming the grid


Adding investments.

Trig limits with reciprocals.

Trig limits.

Interest applied daily vs monthly.

Week 4 q2

Interest on a loan.

Working with sums.

Inverting a quadratic function.

Working with logs

Solving cos(x) and sin(x) from tan(x) = 3

Finding distance to point.

Summation is additive.

Financial calculations.

Geometric series with finance.

Geometric series with numbers.

Geometric series derivation.

Domain absolute value

Absolute value inequality.

Commerce linear system

Row echelon form

Test (txt)

This is a test.

Columns and solutions.