Video: Critical Points
https://www.youtube.com/watch?v=lDY9JcFaRd4 https://www.youtube.com/watch?v=lFQ4kMcODzULicenses & Attributions
CC licensed content, Shared previously
- Minima, maxima and critical points. Authored by: Khan Academy. Located at: https://www.khanacademy.org/math/calculus-all-old/derivative-applications-calc/critical-points-calc/v/minima-maxima-and-critical-points. License: CC BY-NC-SA: Attribution-NonCommercial-ShareAlike.
- Testing critical points for local extrema. Authored by: Khan Academy. Located at: https://www.khanacademy.org/math/ap-calculus-ab/ab-diff-analytical-applications-new/ab-5-4/v/testing-critical-points-for-local-extrema. License: CC BY-NC-SA: Attribution-NonCommercial-ShareAlike.
