From 5 5 students, a group of 3 3 students will be chosen to participate in a project. how many different groups of 3 3 students can be chosen?

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Mathematics

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15 August, 13:45

From 5 5 students, a group of 3 3 students will be chosen to participate in a project. how many different groups of 3 3 students can be chosen?

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Antwan Baird · Answer 1

i solved the problem by listing all the possible combinations (123, 124, 125 ...). But I have a feeling there's a shortcut to solving this problem. I think there is but you get the juist of it