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A=<3,0,-1>, find a vector b such that comp(sub a) b=2.

A=<3,0,-1>, find a vector b such that comp(sub a) b=2.
asked 221k views
3 votes
A=<3,0,-1>, find a vector b such that comp(sub a) b=2.

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User Ed Ost
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1 Answer

6 votes
compab=a.b/|a|
b=<0,1,−2√10>
a.b= 2√10
|a| = √10
a.b/|a|=2√10 / √10=2


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User Gaurang Deshpande
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8.1k points
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