Calculate the given quantity if u = i + j − 4k    v = 5i − 4j + k    w = j − 2k.   u × v   |v × w|    u · (v × w)    the angle between u and v (rounded to the nearest degree)

Mathematics For Machine Technology
8th Edition
ISBN:9781337798310
Author:Peterson, John.
Publisher:Peterson, John.
Chapter81: Introduction To Computer Numerical Control (cnc)
Section: Chapter Questions
Problem 4A: A rectangular solid has length L=12.6 mm, width W=23.8 mm, and height H=32.5 mm. Find the length of...
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Calculate the given quantity if

u = i + j − 4k    v = 5i − 4j + k    w = j − 2k.
 
u × v
 
|v × w|
 
 u · (v × w)
 
 the angle between u and v (rounded to the nearest degree)
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