Stages / 4
Stage 4 · about 15–18
Change and Relations
How does it change? Why must it be so?
Families of functions, derivatives, sequences and differences, vectors and complex numbers, probability distributions.
All videos in this stage
- 26 Why f(x+2) Shifts Left Planned
- 27 Exponentials and Logarithms: One Graph, Two Readings Planned
- 28 Sine and Cosine on the Unit Circle Planned
- 29 Summing an Arithmetic Series: Flip It and Add Planned
- 30 The Derivative: Zoom In Until the Curve Is Straight Planned
- 31 Why the Derivative of x² Is 2x Planned
- 32 Adding Vectors: Tip to Tail Planned
- 33 Multiplying by i Is a 90° Turn Planned
- 34 A Matrix Transforms the Whole Plane Planned
- 37 Conditional Probability: Shrinking the Sample Space Planned
- 38 The Galton Board and the Binomial Distribution Planned
- 39 Finite Differences: The Discrete Derivative Planned