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Multivariable calculus

Course: Multivariable calculus > Unit 2

Lesson 12: Laplacian
Math
Multivariable calculus
Derivatives of multivariable functions
Laplacian
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Finding the Laplacian

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Problem

f, left parenthesis, x, comma, y, comma, z, right parenthesis, equals, cosine, left parenthesis, x, plus, y, right parenthesis, minus, sine, left parenthesis, z, minus, y, right parenthesis
What is the Laplacian of f, left parenthesis, x, comma, y, comma, z, right parenthesis?
delta, f, equals
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Stuck?