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

Question

2 years ago

14

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?

1 answer:

7nadin3 [17] · Answer 1 · 2022-09-19T23:59:03+03:00

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