The coefficient of x^ 5 in (1+2 x+3 x^ 2 + )^ - 3 2 is
Mathematics · JEE Main · NTA Exams — Binomial Theorem And Its Simple Applications
The coefficient of \(x^{5}\) in \(\left(1+2 x+3 x^{2}+\ldots\right)^{-\frac{3}{2}}\) is
- 21
- 25
- 26
- None of these
Answer
(D) None of these
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