Question: I f vec ( u ) = [ 5 , - 3 , - 1 ] and vec ( v ) = [ 2 ,

If vec(u)=[5,-3,-1] and vec(v)=[2,-1,4] find:
a2vec(v)-vec(u)
(2 marks)
b|vec(u)+vec(v)-2k|
(3 marks]
I f vec ( u ) = [ 5 , - 3 , - 1 ] and vec ( v ) =

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