A symphony has in its repertoire 30 Haydn symphonies, 15 modern works, and 9 Beethoven symphonies. Its program always consists of a Haydn symphony followed by modern work, and then a Beethoven symphony.

How many different three-piece programs are there if more than one piece from the same category can be played and they can be played in any order?

Answer rating: 100% (QA)

a In this problem Each of the 30 Haydn symphonies can be followed by any one of the 15 mod... View the full answer