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A) Find a vector that measures 3 in the direction of the vector 2i + 3j...

A) Find a vector that measures 3 in the direction of the vector 2i + 3j - k

B) Given the vectors a = 2i + 3j - k and b = -2i + 3j + k. Find 2a 3 b and |a-b|

C) Find the vector that goes from point P (2, -1,4) to point Q (3, -2,6)
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