Captured On [2020-02-06 Thu 12:59] Source Session 44: Example | Part C: Lagrange Multipliers and Constrained Differentials | 2. Partial Derivatives | Multivariable Calculus | Mathematics | MIT OpenCourseWare 1 Chalkboard Figure 1: Area of triangle Figure 2: Rate of change of area wrt \(\theta\) Figure 3: Keeping the right triangle Figure 4: Keeping the right triangle (2) Figure 5: Method 0: Substituting values Figure 6: Systematic methods: Differentials (1) Figure 7: Differentials (2) - a constant Figure 8: Differentials (3) Figure 9: Differentials: Summary Figure 10: Chain rule