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Questions  >>  CBSE XI  >>  Math  >>  Binomial Theorem
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Q)

Find the coefficient of $x$ in the expansion of $(1-3x+7x^2)(1-x)^{16}$

$\begin{array}{1 1}(A)\;19\\(B)\;-19\\(C)\;18\\(D)\;-48\end{array} $

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