2016-05-23
[public] 598K views, 8.95K likes, 142 dislikes audio only
Courses on Khan Academy are always 100% free. Start practicing—and saving your progress—now: https://www.khanacademy.org/math/multivariable-calculus/multivariable-derivatives/gradient-and-directional-derivatives/v/gradient
The gradient captures all the partial derivative information of a scalar-valued multivariable function.