Question

தர ஒட்டுறவுக்கெழு
(அ) 1 + 6∑(i=1)^n Dᵢ² / n³ - n (ஆ) 1 - 6∑(i=1)^n Dᵢ² / n³ - n
(இ) 1 - 6∑(i=1)^n Dᵢ² / n³ + n (ஈ) 1 - 6∑(i=1)^n Dᵢ³ / n(n²-1)

Answer 1

Answer:

sorry I don't know this answer but please mark me as brainlest