Question
Permutation
For a segment of a radio, 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?
Question # 2
A corporation has ten members on its board of directors. In how many different ways can it elect a president, vice president, secretary, and treasurer?
For a segment of a radio, 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?
Question # 2
A corporation has ten members on its board of directors. In how many different ways can it elect a president, vice president, secretary, and treasurer?