there are 10 students in a class. the teacher chooses 2 students to go to the
library. the ord...
Mathematics, 15.01.2020 19:31 vnfrancis3716
there are 10 students in a class. the teacher chooses 2 students to go to the
library. the order in which they are chosen does not matter. how many ways
are there to choose the students?
оа. 100
оb. 720
оc. 45
od. 90
Answers: 3
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