(d) u=sin 2 coshy + cos x sinh y 3. Find the equations of the tangent plane and the normal line to the given surface at the specified point. (a) z = 3x² - y² + 2x, (1, -2,1). (b) z = e cos y, (0, 0, 1). 4. Find the total derivative of the following functions.

Calculus: Early Transcendentals
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Author:James Stewart
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Chapter1: Functions And Models
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Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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Please do question 3
(d) u=sin 2 coshy + cos x sinh y
3. Find the equations of the tangent plane and the normal line to the given surface at the specified point.
(a) z = 3x² - y² + 2x, (1, -2,1).
(b) z = e cos y, (0, 0, 1).
4. Find the total derivative of the following functions.
Transcribed Image Text:(d) u=sin 2 coshy + cos x sinh y 3. Find the equations of the tangent plane and the normal line to the given surface at the specified point. (a) z = 3x² - y² + 2x, (1, -2,1). (b) z = e cos y, (0, 0, 1). 4. Find the total derivative of the following functions.
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