Question: (1 point) Find a unit vector that has the same direction as the vector 67-j+5k. Answer: u = (1 point) Find the value(s) of

(1 point) Find a unit vector that has the same direction as the vector 67-j+5k. Answer: u = (1 point) Find the value(s) of a making 7 = 3ai - 2j parallel to w = a

(1 point) Find a unit vector that has the same direction as the vector 67-j+5k. Answer: u = (1 point) Find the value(s) of a making 7 = 3ai - 2j parallel to w = a i +4j. a (If there is more than one value of a, enter the values as a comma-separated list.) (1 point) For each of the following, perform the indicated computation. (a) (6i+j+6k) - (-9i-5j- k) = = - (b) (2 i 4 j 5 k) 4(3 i 6 j 10k) - -

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