A group of 6 students is to be selected from a group of 20 students
a. in how many ways can t...
Mathematics, 14.02.2020 22:55 gonzalesalexiaouv1bg
A group of 6 students is to be selected from a group of 20 students
a. in how many ways can this be done?
b. in how many ways can the group be selected if each person will have to do a different job?
Answers: 2
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