Question: Suppose we want to choose 2 objects, without replacement, from the 5 objects pencil, eraser, desk, chair, and lamp. (a)How many ways can this be

Suppose we want to choose 2 objects, without replacement, from the 5 objects pencil, eraser, desk, chair, and lamp.

(a)How many ways can this be done, if the order of the choices is relevant?

(b)How many ways can this be done, if the order of the choices is not relevant?

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