Question: a. Find two unit vectors parallel to v = 6i - 8j. b. Find b if v = (1/3, b) is a unit vector. c.

a. Find two unit vectors parallel to v = 6i - 8j.

b. Find b if v = (1/3, b) is a unit vector. 

c. Find all values of a such that w = ai - a/3j is a unit vector.

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