Question: Find a + b , 8 a + 9 b , | a | , and | a b | . ( Simplify your vectors

Find
a + b,8a +9b,|a|, and |a b|.
(Simplify your vectors completely.)
a =
8,15
,b =
8,3
a + b=
8a +9b=
|a|=
|a b|=

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