dw a) Find for the following function. dt w = 2ye* -In(z), x = ln(t2 + 1), y = cos(2t + 2), z = et at t = 1 b) Find the mixed partial derivative at the point (1, 2). g(x, y) = sin(x) In(2y) + y ln(x) + 2xe³x c) Find the local maxima, local minima, or saddle points for the following function f(x, y) = x3³-y³ - 2xy + 6 d) Find the derivative of f(x, y, z) = 4zx³ - xy² - z in the direction of v=4i-5j +√40 k at P,(1,0,2) 81-3

Calculus: Early Transcendentals
8th Edition
ISBN:9781285741550
Author:James Stewart
Publisher:James Stewart
Chapter1: Functions And Models
Section: Chapter Questions
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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dw
a) Find
for the following function.
dt
w = 2ye* -In(z), x= In(t² + 1), y = cos(2t + 2), z = et at t = 1
b) Find the mixed partial derivative at the point (1, 2).
g(x, y) = sin(x) In (2y) + y ln(x) + 2xe³x
c) Find the local maxima, local minima, or saddle points
for the following function f(x, y) = x³ - y³ - 2xy + 6
d) Find the derivative of f(x, y, z) = 4zx³ - xy² - z
in the direction of v=4i-5j +√40 kat P, (1, 0, 2)
Transcribed Image Text:dw a) Find for the following function. dt w = 2ye* -In(z), x= In(t² + 1), y = cos(2t + 2), z = et at t = 1 b) Find the mixed partial derivative at the point (1, 2). g(x, y) = sin(x) In (2y) + y ln(x) + 2xe³x c) Find the local maxima, local minima, or saddle points for the following function f(x, y) = x³ - y³ - 2xy + 6 d) Find the derivative of f(x, y, z) = 4zx³ - xy² - z in the direction of v=4i-5j +√40 kat P, (1, 0, 2)
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