Question

can solmeone help me please ...
in how many ways can 9 instructors be assigned to 6 sections of a course in mathematics ?

Answer 1

9*9*9*9*9*9, if repetition is allowed

9*8*7*6*5*4, if no repition is allowed

Answer 2

thank you

Answer 3

yw

Answer 4

well is there are 9 instuctors. one gets assigned to a section. there is only 5 sections left, then another is assigned there's one 4 left, ten another is assigned there is only 3 left and so one. 9*8*7*6*5*4