You could do it like this (example for n=5).
int n = 5;
int total = 0;
for (int k = 1; k <= n; k++) total += k*k*k;
the answer is 5,000 hours.
I recommend you post these kind of questions in the mathematics section
Answer:
portable media players, and digital cameras
Explanation:
Answer:
A, B, D, and E on Edgenuity
Explanation:
