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The value of∑(k=50)^100 k^2 is __________(a) 338, 350(b) 297, 900(c) 297, 925(d) 290, 025I got this question in unit test.The origin of the question is Sequences and Summations in division Basic Structures: Sets, Functions, Sequences, Sums and Matrices of Discrete Mathematics

Answer»

Correct option is (c) 297, 925

Easiest explanation: Using the FORMULA. ∑(k=1)^N k^2 = (n(n + 1)(2N + 1)) / 6.



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