Question: (a) Find a such that (2, a,3) T is orthogonal to (1, 3,2) T . (b) Is there any value of a for which (2,

(a) Find a such that (2, a,−3)T is orthogonal to (−1, 3,−2)T. 

(b) Is there any value of a for which (2, a,−3 )T is parallel to (−1, 3,−2)T?

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