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## Main Question or Discussion Point

Find a nonzero vector u with initial point P(-1.3.-5) such that

(a) u has the same direction as v = (6,7,-3)

(b) u is oppositely directed to v = (6,7,-3)

(a) u has the same direction as v = (6,7,-3)

(b) u is oppositely directed to v = (6,7,-3)