Suppose $A$ and $B$ are the coefficients of $30^{\text {th }}$ and $12^{\text {th }}$ terms respectively in the binomial expansion of $(1+x)^{2 n-1}$. If $2 A=5 B$, then $n$ is equal to:

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Suppose \(A\) and \(B\) are the coefficients of \(30^{\text {th }}\) and \(12^{\text {th }}\) terms respectively in the …

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