2016-11-15

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3Blue1Brown

Courses on Khan Academy are always 100% free. Start practicing—and saving your progress—now: https://www.khanacademy.org/math/multivariable-calculus/applications-of-multivariable-derivatives/lagrange-multipliers-and-constrained-optimization/v/lagrange-multiplier-example-part-1

A Lagrange multipliers example of maximizing revenues subject to a budgetary constraint.