Question

Which sequence could be partially defined by the recursive f (n + 1) = f(n) + 2.5 for n > 1?

Answer 1

Explanation:

f(n + 1) = f(n) + 2.5

f(1) = -10

f(2) = f(1) + 2.5 = -10 + 2.5 = -7.5

f(3) = f(2) + 2.5 = -7.5 + 2.5 = -5

f(4) = f(3) + 2.5 = -5 + 2.5 = -2.5