Calculate [v]. (Enter an exact expression, that is, something like sqrt(5).) ) Find the dot product u. v. ) Use the answers to parts (a), (b) and (c) to find the angle between the vectors u and v. Round your answer to 1 decimal place.

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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c)
d)
Calculate vl. (Enter an exact expression, that is, something like sqrt(5).)
Find the dot product u-v.
e)
Use the answers to parts (a), (b) and (c) to find the angle between the vectors u and v.
Round your answer to 1 decimal place.
Transcribed Image Text:c) d) Calculate vl. (Enter an exact expression, that is, something like sqrt(5).) Find the dot product u-v. e) Use the answers to parts (a), (b) and (c) to find the angle between the vectors u and v. Round your answer to 1 decimal place.
Consider the two vectors u=-i+2j-4k and v= -4i + 5j - k
a)
b)
Calculate the vector-2u-5v=
Calculateu.
Round your answer to 2 decimal places.
j+
k.
Transcribed Image Text:Consider the two vectors u=-i+2j-4k and v= -4i + 5j - k a) b) Calculate the vector-2u-5v= Calculateu. Round your answer to 2 decimal places. j+ k.
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Follow-up Question

part A second one is wrong,

part D is wrong 

part E is wrong ( to onae decimal place)

please write the answers clearly

also, answer the below-attached answer  as a continuation of the above 

f)
Find a unit normal vector in the direction of u. (Give your answers correct to three decimal places.
i+
j+
Find the cross product u x v.
Uxv=
i
j+
k
T
Transcribed Image Text:f) Find a unit normal vector in the direction of u. (Give your answers correct to three decimal places. i+ j+ Find the cross product u x v. Uxv= i j+ k T
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