Figure out a recursive sequence for the number of ways of adding 2s and 5s up to any whole number n. For example, the amount of adding 2s and 5s up to 7, is 2. 2 + 5 and 5 + 2.
How can this be described as a recursive sequence?

Answer rating: 100% (QA)

Solubion Let an denote number of coays adding 2s and 5s up to n Case O If we tak... View the full answer