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The divergence of the vector field 3xz i^ + 2xy j^ - yz² k^ at a point (1,1,1) is equal to

1. 7
2. 4
3. 3
4. 0

Correct answer: 3

Solution

Divergence = 3z + 2x - 2yz. At (1,1,1) this equals 3 + 2 - 2 = 3. The stored value 0 is incorrect.

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