When you don't have a formula, estimate a derivative with the slope of a nearby secant line from a table or graph.
9:57
27:082.9K views on YouTube · 14 years ago
10:45995 views on YouTube · 3 years ago
38:11120 views on YouTube · 4 years ago
30:5167 views on YouTube · 6 years ago
12:2766 views on YouTube · 6 years ago
Erica Henderson
13:0961 views on YouTube · 4 weeks ago
Krish Patel
24:17
9:15124K views on YouTube · 6 years ago
5:5666K views on YouTube · 9 years ago