Question

Let f(n) = 1 × 3 × 5 × · · · × (2n - 1). So, f(1) = 1; f(2) = 1 × 3; f(3) = 1 × 3 × 5 and so on. Compute the remainder when f(1) + f(2) + f(3) + · · · + f(2016) is divided by 100.

Answer 1

the questions is not clear

Answer 2

which class question is this??