Question: not sure what to do. 9. A study group has seven students. (a) (4 points) In how many ways can the seven students line up

not sure what to do.

9. A study group has seven students. (a) (4 points) In how many ways can the seven students line up for an end of semester picture? Explain your reasoning. (b) (4 points) The group requested to meet with the dean of students, but the dean can only meet two of the students. In how many ways can the group choose two members to meet the dean of students? Explain your reasoning

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