For Activities 11 through 14, a. calculate the constant percentage change for the...

For Activities 11 through 14,

a. calculate the constant percentage change for the model.

b. interpret the answer to part a in context.

Solar Power The amount of solar power installed in the United States has grown since 2000. The amount of solar power installed in the United States can be modeled as

where x is the number of years since 2000, data for years between 2000 and 2008.

(Source: Based on data from USA Today, page 1B, 1/13/2009)