Question

13(1) = 0
g(n) = g(n − 1) +n
g(2) =

Answer 1

Explanation:

g(1) = 0

g(2) = g(2 - 1) + n

g(2) = g(1) + n

g(2) = 0 + n

g(2) = n

In this question, n = 2 so

g(2) = 2