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deff fn [24]
2 years ago
14

Suppose we want to choose 5 objects, without replacement, from 9 distinct objects. (a) How many ways can this be done, if the or

der of the choices is not taken into consideration? (b) How many ways can this be done, if the order of the choices is taken into consideration?
Mathematics
1 answer:
7nadin3 [17]2 years ago
3 0

Answer:

a. 126

b. 15120

Step-by-step explanation:

5 chose 9 = 9 * 8 * 7 * 6 * 5/1/2/3/4/5 = 126

if order matters...

9*8*7*6*5 = 15120

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