scullface scullface

23-03-2017
Mathematics

contestada

How many combinations of 4 students can a teacher choose from 30 students? A. 27,405 B. 120 C. 657,720 D. 810,000

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devnini05 devnini05

14-07-2018

the answer is a. when a when u add it all up the answer you will get is a

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