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A speech class has $4$ freshmen and $3$ sophomores. (Everyone is distinguishable.) In how many ways can they stand in line, so that all the sophomores are standing together?

 Feb 14, 2024
 #1
avatar+129839 
0

Here : https://web2.0calc.com/questions/help-with-counting_71

 

 

cool cool cool

 Feb 15, 2024

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