Consider the surface z=f(x,y)=x+3y +1 and the curve C in the xy-plane given parametrically as x = cost and y = sint where 0 st≤ 2. a. Find z' (t). b. Imagine that you are walking on the surface directly above the curve C in the direction of positive orientation. Find the values of + for which you are walking unbill that is is increasingl

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter11: Topics From Analytic Geometry
Section: Chapter Questions
Problem 18T
icon
Related questions
Question

answer all parts

Consider the surface z = f(x,y) = x² + 3y² + 1 and the curve C in the xy-plane given parametrically as x = cost and
y = sint where 0 st≤2.
a. Find z' (t).
b. Imagine that you are walking on the surface directly above the curve C in the direction of positive orientation. Find
the values of t for which you are walking uphill (that is, z is increasing).
a. Find the intermediate derivatives.
əz
ax
(Type an expression using x and y as the variables.)
Transcribed Image Text:Consider the surface z = f(x,y) = x² + 3y² + 1 and the curve C in the xy-plane given parametrically as x = cost and y = sint where 0 st≤2. a. Find z' (t). b. Imagine that you are walking on the surface directly above the curve C in the direction of positive orientation. Find the values of t for which you are walking uphill (that is, z is increasing). a. Find the intermediate derivatives. əz ax (Type an expression using x and y as the variables.)
Expert Solution
steps

Step by step

Solved in 3 steps with 2 images

Blurred answer
Recommended textbooks for you
Algebra & Trigonometry with Analytic Geometry
Algebra & Trigonometry with Analytic Geometry
Algebra
ISBN:
9781133382119
Author:
Swokowski
Publisher:
Cengage
Trigonometry (MindTap Course List)
Trigonometry (MindTap Course List)
Trigonometry
ISBN:
9781337278461
Author:
Ron Larson
Publisher:
Cengage Learning
Algebra and Trigonometry (MindTap Course List)
Algebra and Trigonometry (MindTap Course List)
Algebra
ISBN:
9781305071742
Author:
James Stewart, Lothar Redlin, Saleem Watson
Publisher:
Cengage Learning
Elementary Geometry For College Students, 7e
Elementary Geometry For College Students, 7e
Geometry
ISBN:
9781337614085
Author:
Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:
Cengage,