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El coeficiente de
en la expansión de
es 108.
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To find the coefficient of
in the expansion of
, we can use the binomial theorem, which states that:
In our case,
,
, and
. We are looking for the term where
, since this term will contain
.
The general term in the expansion is given by:
For
:
Calculating
:
Now substituting it back:
So, the coefficient of
in the expansion of
is
.