Question

A rare species of bird has been re-introduced to a national forest, and researchers have been modeling their population growth over a span of 10 years. In the equation below, the variable “Years Elapsed” represents the number of years since the birds have been re-introduced to this forest. The analysts did not include the value 0 in the model, so the values for years elapsed range from 1 to 10.

(Birds) = 218.86 + 35*In(Years Elapsed)

On average, every three years the bird population increased by

Need to know which is the answer:

About 38 birds

About 38 percent

About 9.9 percent

About 9.9 birds

None of the above

Answer 1

35*ln(3) = 38.45

Ans : About 38 birds