Q70. Find the sum of the first n terms of the series: 2 × 12 + 4 × 22 + 6 × 32 + ...Mathematics — Sequences and Series — Question 70 of 208A. n/6 (3n3 + 16n2 + 30n + 23)B. n2(n + 1)2 / 2C. n/3 (4n2 - 1)D. n(n + 1)(4n - 1) / 2Practice more Mathematics MCQs for entrance exam preparation on Examora.io.← Previous Question Next Question →