Find the directional derivative of the scalar field ¢ = xªy + 3xz at the point (1, −1, 4) along the direction vector (2,−1, −2): Reduce your answer to lowest terms.

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
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Chapter2: Second-order Linear Odes
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Find the directional derivative of the scalar field = x¹y + 3xz at the point (1, −1, 4)
along the direction vector (2, -1, -2):
Reduce your answer to lowest terms.
Note: Enter your answer as a fraction and NOT as a decimal.
Transcribed Image Text:Find the directional derivative of the scalar field = x¹y + 3xz at the point (1, −1, 4) along the direction vector (2, -1, -2): Reduce your answer to lowest terms. Note: Enter your answer as a fraction and NOT as a decimal.
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