Find all possible values of ' \( a \) ', if :
\[
\lim _{x \rightarr... VIDEO
Find all possible values of ' \( a \) ', if :
\[
\lim _{x \rightarrow a} \frac{x^{9}-a^{9}}{x-a}=\lim _{x \rightarrow 5}(4+x)
\]
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