Suppose we want to choose 2 objects, without replacement, from the 3 objects pencil, eraser, and desk. (a) How many ways can this be done, if the order of the choices is taken into consideration? (b) How many ways can this be done, if the order of the choices is not taken into consideration?

Suppose we want to choose 2 objects, without replacement, from the 3 objects pencil, eraser, and desk. (a) How many ways can this be done, if the order of the choices is taken into consideration? (b) How many ways can this be done, if the order of the choices is not taken into consideration?

Algebra and Trigonometry (MindTap Course List)

4th Edition

ISBN:9781305071742

Author:James Stewart, Lothar Redlin, Saleem Watson

Publisher:James Stewart, Lothar Redlin, Saleem Watson

Chapter14: Counting And Probability

Section14.CT: Chapter Test

Problem 4CT: Over the past year, John has purchased 30 books. a In how many ways can he pick four of these books...

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Suppose we want to choose 2 objects, without replacement, from the 3 objects pencil, eraser, and desk.

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

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

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