A professor gives his students the choice of 7 assignments. Each student has to complete 4 of the 7 assignments. How many combinations of the 4 assignments are possible?

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asked Sep 25, 2021 17.5k views

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A professor gives his students the choice of 7 assignments. Each student has to complete 4 of the 7 assignments.

How many combinations of the 4 assignments are possible?

Mathematics
high-school

Josh Holloway asked

by Josh Holloway

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1 Answer

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Answer:

35 combinations

Explanation:

(7!)/(4! * 3!) = (7*6*5*4!)/(4! * 3*2*1) = 35

Dsi answered Oct 1, 2021

by Dsi

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