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- The Hessian matrixGet 3 of 4 questions to level up!

Level up on the above skills and collect up to 160 Mastery points

- Find critical points of multivariable functionsGet 3 of 4 questions to level up!
- Visual zero gradientGet 3 of 4 questions to level up!
- Classifying critical pointsGet 3 of 4 questions to level up!

Level up on the above skills and collect up to 240 Mastery points

Up next for you:#### Unit test

Level up on all the skills in this unit and collect up to 500 Mastery points!