Number Sense & Algebra · Algebra
Exponential Growth & Decay
When something grows by a constant percentage, it grows exponentially. Compound and continuous growth, doubling time and half-life, logistic limits, and why exponentials fool intuition, from interest to epidemics.
Step 1 of 6 · Overview35 min read ·
Key idea
Prereqs: Exponents, roots & logs; Quadratics. Next: Geometry, Shapes, area & volume. Follows Khan Academy Algebra 2 'Exponential models' and 3Blue1Brown's epidemics video.Next: 1. Linear vs exponential