COMEDK Exam 2014 Solved Paper

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Question : 131 of 180

Marks: +1, -0

For a natural number n, which one is the correct statement?

13+23+....+n3=(1+2+.....+n)2
13+23+....+n3>(1+2+.....+n)2
13+23+....+n3<(1+2+....+n)2
13+23+....+n3≠(1+2+....+n)2

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