What is the proof of the theorem: [x] + [x + 1/n] + [x + 2/n] + ... + [x + (n - 2)/n] + [x + (n - 2)/n][x + (n - 1)/n] = [nx]

What is the proof of the theorem: [x] + [x + 1/n] + [x + 2/n] + ... +

1.	What is the proof of the theorem: [x] + [x + 1/n] + [x + 2/n] + ... + [x + (n - 2)/n] + [x + (n - 2)/n][x + (n - 1)/n] = [nx]
Answer» What is the proof of the theorem: [x] + [x + 1/n] + [x + 2/n] + ... + [x + (n - 2)/n] + [x + (n - 2)/n][x + (n - 1)/n] = [nx] Solution: