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$Find the sum of the series 31^{3} + 32^{3} + \dots . + 50^{3}$

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1409400

1309400

1509400

1609400

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detailed solution

Correct option is A

S=13+23+....+503−13+23+...+303=50×5122−30×3122=14(50×51−30×31)(50×51+30×31)=1409400

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Find the sum of the series 313+323+….+503

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$Find the sum of the series 31^{3} + 32^{3} + \dots . + 50^{3}$