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Course: Content items for courses > Unit 13

Lesson 3: Applications of multivariable derivatives
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Content items for courses
Multivariable calculus - staging
Applications of multivariable derivatives
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Classifying critical points

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Problem

The scalar field f(x,y)=−(x+1)2−(y−1)2 has a critical point at (−1,1).
How does the second partial derivative test classify this critical point?
Choose 1 answer: