Study Guide for Stewart's Multivariable Calculus, 8th
8th Edition
ISBN: 9781305271845
Author: Stewart, James
Publisher: Brooks Cole
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Chapter 13.1, Problem 1PT
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- d)
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u, v and w are three coplanar vectors:
⚫ w has a magnitude of 10 and points along the positive x-axis
⚫ v has a magnitude of 3 and makes an angle of 58 degrees to the positive x-
axis
⚫ u has a magnitude of 5 and makes an angle of 119 degrees to the positive x-
axis
⚫ vector v is located in between u and w
a) Draw a diagram of the three vectors placed tail-to-tail at the origin of an x-y plane.
b) If possible, find
w × (ū+v)
Support your answer mathematically or a with a written explanation.
c) If possible, find
v. (ū⋅w)
Support your answer mathematically or a with a written explanation.
d) If possible, find
u. (vxw)
Support your answer mathematically or a with a written explanation.
Note: in this question you can work with the vectors in geometric form or convert
them to algebraic vectors.
Question 3 (6 points)
u, v and w are three coplanar vectors:
⚫ w has a magnitude of 10 and points along the positive x-axis
⚫ v has a magnitude of 3 and makes an angle of 58 degrees to the positive x-
axis
⚫ u has a magnitude of 5 and makes an angle of 119 degrees to the positive x-
axis
⚫ vector v is located in between u and w
a) Draw a diagram of the three vectors placed tail-to-tail at the origin of an x-y plane.
b) If possible, find
w × (u + v)
Support your answer mathematically or a with a written explanation.
c) If possible, find
v. (ū⋅ w)
Support your answer mathematically or a with a written explanation.
d) If possible, find
u (v × w)
Support your answer mathematically or a with a written explanation.
Note: in this question you can work with the vectors in geometric form or convert
them to algebraic vectors.
Chapter 13 Solutions
Study Guide for Stewart's Multivariable Calculus, 8th
Ch. 13.1 - For r(t)=sinticost4j,r(3)= a) 32i+22j b) 22i+32j...Ch. 13.1 - The curve given by r(t) = 2i + tj + 2tk is a: a)...Ch. 13.1 - Prob. 3PTCh. 13.1 - Prob. 4PTCh. 13.1 - Prob. 5PTCh. 13.2 - For r(t)=t3i+sintj(t2+2t)k,r(0)= a) j 2k b) 3i ...Ch. 13.2 - True or False: [r(t)s(t)]=r(t)s(t)+s(t)r(t).Ch. 13.2 - Prob. 3PTCh. 13.2 - Prob. 4PTCh. 13.3 - Prob. 1PT
Ch. 13.3 - Prob. 2PTCh. 13.3 - Prob. 3PTCh. 13.3 - Prob. 4PTCh. 13.3 - Prob. 5PTCh. 13.3 - True or False: If f is twice differentiable and x0...Ch. 13.3 - Prob. 7PTCh. 13.4 - Prob. 1PTCh. 13.4 - Find the position function for which (at t = 0)...Ch. 13.4 - The force needed for a 10-kg object to attain...Ch. 13.4 - Prob. 4PT
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