Question: Let a = ( 2 , - 1 , 2 ) and b = ( 3 , 7 , 1 ) calculate the following: (

Let a=(2,-1,2) and b=(3,7,1) calculate the following:
(a)Compab
(b)Projab
(c)ab
(d)(ab)*Projab
Let a = ( 2 , - 1 , 2 ) and b = ( 3 , 7 , 1 )

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