Traditional Culture Encyclopedia - Photography major - At a wedding, the photographer arranged for six people to take pictures in succession, including the bride and Sina. How many permutations are there if the following conditions are met?
At a wedding, the photographer arranged for six people to take pictures in succession, including the bride and Sina. How many permutations are there if the following conditions are met?
The bride must be next to the groom: we package the bride and groom into one person (whole), which is equivalent to five people. There are 5*4*3*2* 1= 120 combinations, but note that although the bride and groom are packaged as one person, there are two possibilities, the bride is on the groom's left or the bride is on the groom's right, so,
The groom is not next to the bride: six people are randomly arranged, and the bride must be next to the groom, which means that the groom is not next to the bride, 720-240=480.
The bride's position on the groom's left: referring to the first question, there are no two possibilities, so it is 5*4*3*2* 1= 120.
- Previous article:A good place for an outing in Beijing
- Next article:What are the advantages of photography with stories?
- Related articles
- What's the point of starting a business?
- Zhang Youyu's charm is 105, and it is difficult to associate her with body art.
These body art models are said to be dedicated to art and low-level nude models. Most of them are helpless nude mo
- Material city of photography
- What were the inventions and discoveries in the 20th century?
- How about Yixing Liangyou Photo Studio?
- One of the youth tours, Acacia shoots the location-where is the location?
- What clubs are worth joining in Shenzhen University?
- How about Henggang Street Sports Service Center in Longgang District, Shenzhen?
- How to evaluate the dark bear
- What city is Hengdian in?