If , then find the number of values of…

MATHEMATICS · Numerical · CBSE · Mathematics · Binomial Theorem · Binomial Theorem

Problem

If (18r−2)+2(18r−1)+(18r)≥(2013)\binom{18}{r-2}+2\binom{18}{r-1}+\binom{18}{r}\geq\binom{20}{13}, then find the number of values of rr.

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