**Problem : **
What is (1, 4, - 3) + 2(0, 1, 5)?

**Problem : **
If a creature was initially sitting at the point (3,4) in the plane, and
then moved to the point (-2,5), what is the vector which describes the
creature's displacement?

**Problem : **
Express the vector (2, 2, 5) in terms of unit vectors.

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