1.

Let S(K) =1+3+5+….+(2K-1)=k^(2) +3. Then which of the following is true?

Answer»

`S(1)` is CORRECT
`S(K) RARR S(K+1)`
`S(K) ne S(K+1)`
P.OF.M.I can be used to prove the formula

Answer :B


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