Use the formula for nPr to solve Exercises 4148. For a segment of a radio show, a disc
Chapter 8, Problem 43(choose chapter or problem)
Use the formula for nPr to solve Exercises 4148. For a segment of a radio show, a disc jockey can play 7 songs. If there are 13 songs to select from, in how many ways can the program for this segment be arranged?
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