- #1
Government$
- 87
- 1
Homework Statement
1.) 4 of the books have red covers, 3 have green covers, and another 2 have gray covers. In how many ways can the books be arranged on a shelf if books of the same color must be arranged together?
The Attempt at a Solution
1) I think that the answer here is 3!
But here is the answer from my book (4!3!2!)3!