ESE 2026Q73
Q: What does this diagram demonstrate?
(a)1² + 2² + 3² + … + n² = n(n + 1)(2n + 1) ⁄ 6
(b)1 + 2 + 3 + … + n = n(n + 1) ⁄ 2
(c)2² + 4² + 6² + … + (2n)² = 2n(n + 1)(2n + 1) ⁄ 3
(d)None of the above
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ESE 2026Q. 73 of 100