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For a natural number n which one is the ...

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

A

a. `1^(3)+2^(3)+3^(3)+.. . .+n^(3) =(1+2+3+.. .+n)^(2)`

B

b.`1^(3)+2^(3)+3^(3)+.. . .+n^(3)gt(1+2+3+.. .+n)^(2)`

C

c.`1^(3)+2^(3)+3^(3)+.. . .+n^(3) lt(1+2+3+.. .+n)^(2)`

D

d.`1^(3)+2^(3)+3^(3)+.. . .+n^(3) ne(1+2+3+.. .+n)^(2)`

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A
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