a) Oppositely directed to v = (1, —2) and half the length of v. w=  (b) Length and same direction as v = (5, 0, —1).  w=

Elementary Linear Algebra (MindTap Course List)
8th Edition
ISBN:9781305658004
Author:Ron Larson
Publisher:Ron Larson
Chapter5: Inner Product Spaces
Section5.1: Length And Dot Product In R^n
Problem 17E: Consider the vector v=(1,3,0,4). Find u such that a u has the same direction as v and one-half of...
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Find the vectors that satisfy the stated conditions. 
NOTE: Enter the exact answers using the provided round brackets.. (a) Oppositely directed to v = (1, —2) and half the length of v. w= 

(b) Length and same direction as v = (5, 0, —1). 
w= 

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