Question

give the full solution. write the coefficient of x^2 in the expansion of(n-2)^3

Answer 1

$\textbf{Answer :}$

$Now, \: \: {(x - 2)}^{3} \\ \\ = {x}^{3} - 3( {x}^{2} )(2) +3 (x)( {2}^{2} ) - {2}^{3} \\ \\ = {x}^{3} - 6 {x}^{2} + 12x - 8$

Therefore, the coefficient of x² is
(- 6).

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