If n is an even positive integer, then f...

If `n` is an even positive integer, then find the value of `x` if the greatest term in the expansion of `1+x` ^n may have the greatest coefficient also.

`(n)/(n+2) lt xlt (n+2)/(n)`

`(n+2)/(n) lt xlt (n)/(n+1)`

`(n)/(n+4) lt x lt (n+4)/(4)`

none of these

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OBJECTIVE RD SHARMA ENGLISH-BINOMIAL THEOREM AND ITS APPLCIATIONS -Exercise

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if the coefficients of x^(5)" and "x^(15) in the expansion of (x^(2)+(...
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about to only mathematics
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